List of shipwrecks in April 1917

The list of shipwrecks in April 1917 includes ships sunk, foundered, grounded, or otherwise lost during April 1917.

April 1917
Mon Tue Wed Thu Fri Sat Sun
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30

1 April

List of shipwrecks: 1 April 1917
Ship Country Description
Aztec  United States World War I: The cargo ship was sunk in the Atlantic Ocean off Ouessant, Finistère, France (48°20′N 6°00′W / 48.333°N 6.000°W / 48.333; -6.000) by SM U-46 ( Kaiserliche Marine) with the loss of 28 crew.[1]
Bergenhus  Denmark World War I: The passenger ship was sunk in the North Sea 130 nautical miles (240 km) east of the Farne Islands, Northumberland, United Kingdom by SM UC-40 ( Kaiserliche Marine).There were no casualties.[2]
Camilla  Norway World War I: The cargo ship was sunk in the North Sea 150 nautical miles (280 km) west of Skudesnes, Rogaland (56°32′N 3°59′E / 56.533°N 3.983°E / 56.533; 3.983) by SM UB-35 ( Kaiserliche Marine) with the loss of eight of her crew.[3]
Consul Persson  Norway World War I: The cargo ship was sunk in the North Sea (58°21′N 2°55′E / 58.350°N 2.917°E / 58.350; 2.917) by SM U-54 ( Kaiserliche Marine). Her crew survived.[4]
Eastern Belle  United Kingdom World War I: The ketch was scuttled in the English Channel 30 nautical miles (56 km) south west of St. Catherine's Point, Isle of Wight by SM UC-72 ( Kaiserliche Marine). Her crew survived.[5]
Endymion  United Kingdom World War I: The ketch was shelled and sunk in the English Channel off Start Point, Devon by SM UB-32 ( Kaiserliche Marine) with the loss of four crew.[6]
Ester  Denmark World War I: The cargo ship was sunk in the North Sea (56°32′N 4°18′E / 56.533°N 4.300°E / 56.533; 4.300) by SM UB-35 ( Kaiserliche Marine). Her crew survived.[7]
Fjelland  Norway World War I: The coaster was sunk in the North Sea 50 nautical miles (93 km) south west by west of Utsire, Rogaland (58°20′N 5°50′E / 58.333°N 5.833°E / 58.333; 5.833) by SM U-54 ( Kaiserliche Marine) with the loss of a crew member.[8]
Jolie Brise  France World War I: The fishing vessel was sunk in the Atlantic Ocean 20 nautical miles (37 km) off Audierne, Finistère by SM UB-36 ( Kaiserliche Marine).[9]
Kasenga  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 2 nautical miles (3.7 km) off Cape Palos, Spain by an enemy submarine.[10]
Maria Santissima D. Grazie  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea off Sicily by SM U-65 ( Kaiserliche Marine).[11]
Maria T.  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea off Sicily by SM U-65 ( Kaiserliche Marine).[12]
Providence de Dieu  France World War I: The fishing vessel was sunk in the Atlantic Ocean 20 nautical miles (37 km) off Audierne by SM UB-36 ( Kaiserliche Marine).[13]
Silvia  United Kingdom World War I: The schooner was scuttled in the English Channel 15 nautical miles (28 km) south south east of the Owers Lightship ( United Kingdom) (50°19′N 0°28′W / 50.317°N 0.467°W / 50.317; -0.467) by SM UB-39 ( Kaiserliche Marine). Her crew survived.[14]
Warren  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Tyrrhenian Sea 20 nautical miles (37 km) south west of Civitavecchia, Lazio, Italy (41°51′N 11°22′E / 41.850°N 11.367°E / 41.850; 11.367) by SM UC-38 ( Kaiserliche Marine) with the loss of three of her crew. Her captain was taken as a prisoner of war.[10][15]
Zambesi  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 15 nautical miles (28 km) north by west of Alexandria, Egypt (31°26′N 29°49′E / 31.433°N 29.817°E / 31.433; 29.817) by SM U-63 ( Kaiserliche Marine) with the loss of three crew.[10][16][17]

2 April

List of shipwrecks: 2 April 1917
Ship Country Description
Britannia  United Kingdom World War I: The cargo ship torpedoed and was sunk in the Mediterranean Sea 22 nautical miles (41 km) west north west of Pantelleria, Italy (36°35′N 11°28′E / 36.583°N 11.467°E / 36.583; 11.467) by SM U-65 ( Kaiserliche Marine). Her crew survived, but two of them were taken as prisoners of war.[10][18]
HMT Commandant  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off the Sunk Lightship ( United Kingdom) (51°33′N 1°36′E / 51.550°N 1.600°E / 51.550; 1.600) with the loss of five of her crew.[19]
Filicudi  Regia Marina World War I: The naval tug struck a mine and sank in the Mediterranean Sea off Trapani, Sicily.[20]
Havlyst  Norway World War I: The coaster was sunk in the North Sea off Lindesnes, Vest-Agder (57°30′N 6°50′E / 57.500°N 6.833°E / 57.500; 6.833) by SM U-54 ( Kaiserliche Marine). Her crew survived.[21]
Lord Scarborough  United Kingdom World War I: The trawler was sunk in the North Sea 100 nautical miles (190 km) east of the Isle of May, Fife by SM UB-35 ( Kaiserliche Marine). Her crew survived.[22]
Saggita  Norway World War I: The barque was sunk in the North Sea (60°00′N 2°00′W / 60.000°N 2.000°W / 60.000; -2.000) by SM U-78 ( Kaiserliche Marine). Her crew survived.[23]
Snespurven  Norway World War I: The barque was shelled and sunk in the Atlantic Ocean 25 nautical miles (46 km) south south west of the Tuskar Rock, Ireland (50°55′N 7°03′W / 50.917°N 7.050°W / 50.917; -7.050) by SM U-59 ( Kaiserliche Marine). Her crew survived.[24]
Zealandia  United States The ship ran aground off Southport, Lancashire, United Kingdom.[25]

3 April

List of shipwrecks: 3 April 1917
Ship Country Description
Annunziata A.  Italy World War I: The brigantine was scuttled in the Mediterranean Sea east of Sardinia (39°52′N 10°04′E / 39.867°N 10.067°E / 39.867; 10.067) by SM UC-38 ( Kaiserliche Marine).[26]
Ardgask  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 15 nautical miles (28 km) south west of Cape Rosello, Sicily by SM U-35 ( Kaiserliche Marine) with the loss of a crew member.[10][27]
Caterina R.  Italy World War I: The barquentine was scuttled in the Mediterranean Sea east of Sicily (39°27′N 9°46′E / 39.450°N 9.767°E / 39.450; 9.767) by SM UC-38 ( Kaiserliche Marine).[28]
Domenico  Italy World War I: The sailing vessel was scuttled in the Mediterranean Sea east of Sardinia (39°24′N 9°55′E / 39.400°N 9.917°E / 39.400; 9.917) by SM UC-38 ( Kaiserliche Marine).[29]
Ellen James  United Kingdom World War I: The schooner was shelled and sunk in the Atlantic Ocean west of Ouessant, Finistère, France by SM UC-71 ( Kaiserliche Marine) with the loss of five of her crew.[10][30]
Ernest Simons  France World War I: The passenger ship was sunk in the Mediterranean Sea north east of Cap Sera, Algeria (37°08′N 8°28′E / 37.133°N 8.467°E / 37.133; 8.467) by SM UC-37 ( Kaiserliche Marine). Her crew survived.[31]
Hesperus  Russia World War I: The cargo ship was sunk in the Atlantic Ocean 72 nautical miles (133 km) off the Bishop Rock, Isles of Scilly, United Kingdom (48°50′N 7°20′W / 48.833°N 7.333°W / 48.833; -7.333) by SM U-46 ( Kaiserliche Marine). Her crew survived.[32]
Maria Ferrara  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea west of Sicily by SM U-65 ( Kaiserliche Marine).[33]
Nuova Maria di Porto Salvo  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea east of Sicily by SM UC-38 ( Kaiserliche Marine).[34]
Saint Simon  France World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 20 nautical miles (37 km) north west of La Galite, Tunisia (37°36′N 8°38′E / 37.600°N 8.633°E / 37.600; 8.633) by SM UC-37 ( Kaiserliche Marine).[35]
Vasilefs Constantinos  Greece World War I: The cargo ship was sunk in the Aegean Sea 45 nautical miles (83 km) south west of Akra Akritas by SM UB-43 ( Kaiserliche Marine).[36]

4 April

List of shipwrecks: 4 April 1917
Ship Country Description
City of Paris  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Mediterranean Sea 46 nautical miles (85 km) south by east of Cap d'Antibes, Alpes-Maritimes, France (42°54′N 7°38′E / 42.900°N 7.633°E / 42.900; 7.633) by SM UC-35 ( Kaiserliche Marine) with the loss of 122 lives.[10][37]
Domingo  Italy World War I: The cargo ship was sunk in the Atlantic Ocean off Queenstown, County Cork, United Kingdom by SM U-60 ( Kaiserliche Marine).[38]
Gibraltar  United Kingdom World War I: The trawler was scuttled in the North Sea 20 nautical miles (37 km) east north east of Rattray Head, Aberdeenshire by SM UB-35 ( Kaiserliche Marine). Her crew survived.[39][40]
Hundvaagø  Norway World War I: The cargo ship was torpedoed and damaged in the Atlantic Ocean south west of Ireland. She was beached at Castletownbere, County Cork. Subsequently repaired and returned to service.[41]
Hunstanton  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 36 nautical miles (67 km) west of the Isles of Scilly (49°50′N 7°40′W / 49.833°N 7.667°W / 49.833; -7.667) by SM UC-30 ( Kaiserliche Marine). Her crew survived.[42]
Maggie Ross  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 60 nautical miles (110 km) north east of Girdle Ness, Aberdeenshire by SM UB-35 ( Kaiserliche Marine). Her crew survived.[40][43]
Margit  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 80 nautical miles (150 km) south west of Cape Matapan, Greece (35°28′N 21°24′E / 35.467°N 21.400°E / 35.467; 21.400) by SM U-63 ( Kaiserliche Marine). Her crew survived.[10][16][44]
Marguerite  United States World War I: The four-masted schooner was damaged in the Mediterranean Sea 35 nautical miles (65 km) south west of Sardinia by SM U-35 ( Kaiserliche Marine). She sank the next day; her crew survived.[45]
Missourian  United States World War I: The cargo ship was sunk in the Tyrrhenian Sea off Porto Maurizio, Liguria, Italy by SM U-52 ( Kaiserliche Marine). Her crew survived.[46]
Monte Protedigo  Argentina World War I: The barquentine was sunk in the Atlantic Ocean off the Isles of Scilly (49°27′N 6°44′W / 49.450°N 6.733°W / 49.450; -6.733) by SM UC-30 ( Kaiserliche Marine).[47]
Parana  Brazil World War I: The cargo ship was sunk in the English Channel off Barfleur, Manche, France by SM UB-32 ( Kaiserliche Marine). Her crew survived.[48]
Parkgate  United Kingdom World War I: The cargo ship was scuttled in the Mediterranean Sea 80 nautical miles (150 km) north east of the Cap de Fer, Algeria (38°12′N 8°10′E / 38.200°N 8.167°E / 38.200; 8.167) by SM U-35 ( Kaiserliche Marine) with the loss of sixteen crew. Her captain was taken as a prisoner of war.[49]
Penseiro  Italy World War I: The cargo ship was scuttled in the Atlantic Ocean 40 nautical miles (74 km) west of the Isles of Scilly by SM UC-71 ( Kaiserliche Marine). Her crew survived.[50]
Ravenna  Italy World War I: The passenger ship was sunk in the Tyrrhenian Sea 2 nautical miles (3.7 km) off Cape Mele, Liguria (44°00′N 8°28′E / 44.000°N 8.467°E / 44.000; 8.467) by SM U-52 ( Kaiserliche Marine).[51]
San Giovanni Battiste  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea by SM UC-37 ( Kaiserliche Marine).[52]
Trevier  Belgium World War I: The cargo ship was torpedoed, shelled and sunk in the North Sea off Scheveningen, South Holland, Netherlands (52°15′N 3°49′E / 52.250°N 3.817°E / 52.250; 3.817 (SS Trevier)) by SM UB-23 ( Kaiserliche Marine).[53][54]
Vladimir Reitz  Denmark World War I: The cargo ship was sunk in the Atlantic Ocean 40 nautical miles (74 km) north west by north of Foula, Shetland Islands, United Kingdom by SM U-78 ( Kaiserliche Marine) with the loss of two crew.[55]

5 April

List of shipwrecks: 5 April 1917
Ship Country Description
Amiral L'Hermite  France World War I: The schooner was scuttled in the Atlantic Ocean 60 nautical miles (110 km) west north west of the Blasket Islands, County Kerry, United Kingdom by SM U-59 ( Kaiserliche Marine).[56]
Angel Marina  Italy World War I: The sailing vessel was scuttled in the Ligurian Sea (43°16′N 7°10′E / 43.267°N 7.167°E / 43.267; 7.167) by SM U-52 ( Kaiserliche Marine).[57]
Benheather  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 110 nautical miles (200 km) west north west of the Fastnet Rock (51°20′N 12°30′W / 51.333°N 12.500°W / 51.333; -12.500) by SM U-46 ( Kaiserliche Marine). Her crew survived.[58]
Bris  Denmark World War I: The schooner was sunk in the Atlantic Ocean 20 nautical miles (37 km) north of the Butt of Lewis, Outer Hebrides, United Kingdom by SM U-78 ( Kaiserliche Marine) with the loss of two of her crew.[59]
Calliope  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Tyrrhenian Sea 35 nautical miles (65 km) south west of Ustica, Italy (38°22′N 11°25′E / 38.367°N 11.417°E / 38.367; 11.417) by SM U-65 ( Kaiserliche Marine) with the loss of six lives. Three survivors were taken as prisoners of war.[60]
Canadian  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 47 nautical miles (87 km) north west of the Fastnet Rock (51°36′N 10°48′W / 51.600°N 10.800°W / 51.600; -10.800) by SM U-59 ( Kaiserliche Marine) with the loss of a crew member.[61]
Dicto  Norway World War I: The cargo ship was sunk in the Atlantic Ocean south east of the Armen Rock by SM UB-39 ( Kaiserliche Marine) with the loss of a crew member.[62]
Dunkerquois  France World War I: The schooner was sunk in the Atlantic Ocean 45 nautical miles (83 km) off the Blasket Islands by SM U-86 ( Kaiserliche Marine).[63]
Ebenezer  Denmark World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean 10 nautical miles (19 km) south west of St. Kilda, United Kingdom (57°58′N 8°20′W / 57.967°N 8.333°W / 57.967; -8.333) by SM U-57 ( Kaiserliche Marine). Her crew survived.[64][65]
Ernest Legouve  France World War I: The barque was torpedoed and sunk in the English Channel 5 nautical miles (9.3 km) west by south of St. Catherine's Point, Isle of Wight, United Kingdom (50°30′N 1°26′W / 50.500°N 1.433°W / 50.500; -1.433) by SM UB-32 ( Kaiserliche Marine) with the loss of twenty of her 24 crew.[66]
Gower Coast  United Kingdom World War I: The coaster struck a mine and sank in the English Channel off Le Tréport, Seine-Maritime, France with the loss of all fifteen crew.[67]
Marie Celine  France World War I: The schooner was sunk in the Atlantic Ocean south west of Ireland by SM U-86 ( Kaiserliche Marine).[68]
N. J. Fjord  Denmark World War I: The cargo ship was scuttled in the North Sea 40 nautical miles (74 km) east north east of Coquet Island, Northumberland, United Kingdom. Her crew survived.[69]
Roland  France World War I: The sailing vessel was sunk in the Atlantic Ocean 80 nautical miles (150 km) west north west of the Blasket Islands by SM U-59 ( Kaiserliche Marine).[70]
San Fulgencio  Spain World War I: The cargo ship was sunk in the Bay of Biscay off Sables d'Olonne, Vendée, France by SM UC-71 ( Kaiserliche Marine).[71]
Siberier  Belgium World War I: The cargo ship was torpedoed and damaged in the Atlantic Ocean 40 nautical miles (74 km) west of the Fastnet Rock (52°18′N 11°40′W / 52.300°N 11.667°W / 52.300; -11.667 (SS Siberier)) by SM U-86 ( Kaiserliche Marine). She was taken in tow but sank the next day.[72][73]
Solstad  Norway World War I: The cargo ship was sunk in the Ionian Sea north west of Cythera, Greece (36°02′N 20°50′E / 36.033°N 20.833°E / 36.033; 20.833) by SM U-63 ( Kaiserliche Marine). Her crew survived.[74]
Vilja  Norway World War I: The cargo ship was torpedoed and sunk in the Atlantic OCean 135 nautical miles (250 km) west of the Fastnet Rock (52°12′N 13°07′W / 52.200°N 13.117°W / 52.200; -13.117) by SM U-55 ( Kaiserliche Marine) with the loss of a crew member.[75]

6 April

List of shipwrecks: 6 April 1917
Ship Country Description
Cybele  France World War I: The sailing vessel was sunk in the Mediterranean Sea of Cabo de Gata, Almeria, Spain by SM UC-25 ( Kaiserliche Marine).[76]
Kongshaug  Norway World War I: The coaster was captured and scuttled in the North Sea 45 nautical miles (83 km) north of Kinnaird Head, Aberdeenshire, United Kingdom by SM UB-35 ( Kaiserliche Marine). Her crew were rescued by a Scottish fishing vessel.[77]
La Tour d'Auvergne  France World War I: The brig was shelled and set on fire in the Atlantic Ocean 15 nautical miles (28 km) south south east of the Longships Lighthouse by SM UB-39 ( Kaiserliche Marine). She was towed to Mullion, Cornwall, United Kingdom but was declared a constructive total loss. Her crew survived.[78]
Lord Kitchener  United Kingdom World War I: The trawler was scuttled in the North Sea 45 nautical miles (83 km) north by east of Kinnaird Head by SM UB-35 ( Kaiserliche Marine). Her crew survived.[40][79]
Marion  Norway World War I: The barque was shelled and sunk in the Atlantic Ocean (52°10′N 13°46′W / 52.167°N 13.767°W / 52.167; -13.767) by SM U-60 ( Kaiserliche Marine) with the loss of a crew member.[80]
Narberth Castle  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 30 nautical miles (56 km) north north west of Dennis Head Old Beacon, North Ronaldsay, Orkney Islands by SM UC-27 ( Kaiserliche Marine). Her crew survived.[81]
Nestor  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 20 nautical miles (37 km) north west by north of North Ronaldsay by SM UC-27 ( Kaiserliche Marine). Her crew survived.[82]
Perce Neige  France World War I: The schooner was sunk in the Atlantic Ocean off Lands End, Cornwall, United Kingdom by SM UB-39 ( Kaiserliche Marine).[83]
Powhatan  United Kingdom World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 25 nautical miles (46 km) north by west of North Rona (59°32′N 6°30′W / 59.533°N 6.500°W / 59.533; -6.500) by SM U-66 ( Kaiserliche Marine) with the loss of 36 crew. Her captain was taken as a prisoner of war.[10][84]
Presto  United Kingdom World War I: The cargo ship struck a mine and sank in the North Sea 4 nautical miles (7.4 km) east of Roker Point, Sunderland, County Durham (54°57′N 1°16′W / 54.950°N 1.267°W / 54.950; -1.267) with the loss of six of her crew.[85]
Rahmanich  Egypt World War I: The ship was sunk in the Mediterranean Sea off the coast of Egypt by SM UC-34 ( Kaiserliche Marine).[86]
Recto  United Kingdom World War I: The trawler was scuttled in the North Sea 45 nautical miles (83 km) north by east of Kinnaird Head by SM UB-35 ( Kaiserliche Marine). Her crew survived.[40][87]
Rosalind  United Kingdom World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) west north west of the Fastnet Rock (51°39′N 14°20′W / 51.650°N 14.333°W / 51.650; -14.333) by SM U-86 ( Kaiserliche Marine) with the loss of two of her crew.[88]
Spithead  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 12 nautical miles (22 km) north by west of the Damietta Lighthouse, Egypt (31°44′N 31°46′E / 31.733°N 31.767°E / 31.733; 31.767) by SM UC-34 ( Kaiserliche Marine) with the loss of a crew member.[10][89]
HMT Strathrannoch  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off St. Abb's Head, Berwickshire (55°55′N 2°07′W / 55.917°N 2.117°W / 55.917; -2.117) with the loss of all thirteen crew.[90]
Thelma  Norway World War I: The cargo ship struck a mine and sank in the English Channel 4 nautical miles (7.4 km) south by west of the Owers Lightship ( United Kingdom) by SM UC-65 ( Kaiserliche Marine) with the loss of a crew member.[91]
Vine Branch  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of Ireland (49°45′N 14°08′W / 49.750°N 14.133°W / 49.750; -14.133) by SM U-55 ( Kaiserliche Marine) with the loss of all 44 crew.[92]

7 April

List of shipwrecks: 7 April 1917
Ship Country Description
Caminha  Portugal World War I: The cargo ship was sunk in the Bay of Biscay 30 nautical miles (56 km) south south west of Cape Ferrat (45°22′N 2°48′W / 45.367°N 2.800°W / 45.367; -2.800 (SS Caminha)) by gunfire from UC-71 ( Kaiserliche Marine).[93][94]
SMS Cormoran  Kaiserliche Marine World War I: The merchant raider was scuttled at Guam with the loss of nine crew.
Edwin R. Hunt  United States World War I: The schooner was sunk in the Mediterranean Sea 40 nautical miles (74 km) off Cabo de Gata, Almeria, Spain by SM UC-25 ( Kaiserliche Marine). Her crew survived.[95]
Fiskaa  Norway World War I: The barque was sunk in the Atlantic Ocean 10 nautical miles (19 km) off St. Kilda, United Kingdom by SM U-46 ( Kaiserliche Marine). Her crew survived.[96]
HMS Jason  Royal Navy World War I: The minesweeper struck a mine and sank off Coll, Inner Hebrides (56°35′45″N 6°28′15″W / 56.59583°N 6.47083°W / 56.59583; -6.47083) with the loss of 25 crew.[97]
Lapland  United Kingdom World War I: The passenger ship struck a mine off the Liverpool Bar Lightship ( United Kingdom) and was damaged. She was later repaired and returned to service.[72]
Maplewood  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 47 nautical miles (87 km) south west of Cape Sperone, Sardinia, Italy by SM U-35 ( Kaiserliche Marine). Her crew survived.[10][98]
Salmo  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 210 nautical miles (390 km) north west of the Fastnet Rock (52°30′N 14°40′W / 52.500°N 14.667°W / 52.500; -14.667) by SM U-60 ( Kaiserliche Marine) with the loss of two crew.[99]
Seward  United States World War I: The cargo ship was shelled and sunk in the Mediterranean Sea 22 nautical miles (41 km) north east of Begur, Spain (42°42′N 3°41′E / 42.700°N 3.683°E / 42.700; 3.683) by SM U-52 ( Kaiserliche Marine). Her crew survived.[100]
Trefusis  United Kingdom World War I: The collier was scuttled in the Mediterranean Sea 30 nautical miles (56 km) south east of Cape Pula, Sardinia (38°38′N 9°25′E / 38.633°N 9.417°E / 38.633; 9.417) by SM U-65 ( Kaiserliche Marine). Her crew survived, but three survivors were taken as prisoners of war.[16][101]

8 April

List of shipwrecks: 8 April 1917
Ship Country Description
Alba  Italy World War I: The cargo ship was sunk in the Mediterranean Sea 3 nautical miles (5.6 km) off Garraf, Catalonia, Spain (41°05′N 1°53′E / 41.083°N 1.883°E / 41.083; 1.883) by SM U-52 ( Kaiserliche Marine).[102]
SMS G88  Kaiserliche Marine World War I: The V25-class destroyer was torpedoed and sunk in the North Sea by a Royal Navy Coastal Motor Boat.[103]
Geilan Bahri  United Kingdom World War I: The sailing vessel was scuttled in the Mediterranean Sea 54 nautical miles (100 km) off Alexandria, Egypt by SM UC-34 ( Kaiserliche Marine).[10][104]
Livatho  Greece World War I: The cargo ship was sunk in the Mediterranean Sea north west of Crete (36°24′N 20°56′E / 36.400°N 20.933°E / 36.400; 20.933) by SM UB-47 ( Kaiserliche Marine). Her crew survived.[105]
Lucia  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea off Cape Pula, Sardinia by SM U-65 ( Kaiserliche Marine).[106]
Nestos  Greece World War I: The cargo ship was sunk in the Mediterranean Sea 50 nautical miles (93 km) west south west of Sapientza (36°27′N 20°59′E / 36.450°N 20.983°E / 36.450; 20.983) by SM UB-47 ( Kaiserliche Marine).[107]
Papa Gian Battista  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea off Cape Pula, Sardinia by SM U-65 ( Kaiserliche Marine).[108]
Petridge  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) west north west of Ouessant, Finistère, France (48°14′N 10°10′W / 48.233°N 10.167°W / 48.233; -10.167) by SM U-55 ( Kaiserliche Marine). Her crew survived, but two of them were taken as prisoners of war.[109]
Torrington  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic OCean 150 nautical miles (280 km) south west of the Isles of Scilly by SM U-55 ( Kaiserliche Marine) with the loss of 34 crew. Her captain was taken as a prisoner of war.[110]
Umvoti  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic OCean 200 nautical miles (370 km) west north west of Ouessant (48°48′N 10°15′W / 48.800°N 10.250°W / 48.800; -10.250) by SM U-55 ( Kaiserliche Marine) with the loss of four crew. Two survivors were taken as prisoners of war.[10][111]

9 April

List of shipwrecks: 9 April 1917
Ship Country Description
Avon  United Kingdom World War I: The passenger ship struck a mine and sank in the Thames Estuary 2.5 nautical miles (4.6 km) south east by south of the Tongue Lightship ( United Kingdom) (51°29′00″N 1°26′30″E / 51.48333°N 1.44167°E / 51.48333; 1.44167) with the loss of two lives.[112]
Cairnie  United Kingdom The coaster dragged her anchors, collided with another vessel and sank. Her crew were rescued.[113]
Esterel  France World War I: The cargo shipb was sunk in the Mediterranean Sea off Port-Vendres, Pyrénées-Orientales (42°39′N 3°30′E / 42.650°N 3.500°E / 42.650; 3.500) by SM U-52 ( Kaiserliche Marine).[114]
Fremad I ( Norway): World War I: The barque was sunk in the North Sea 200 nautical miles (370 km) off Lindesnes, Vest-Agder (58°47′N 0°52′E / 58.783°N 0.867°E / 58.783; 0.867) by SM U-59 ( Kaiserliche Marine). Her crew survived.[115]
Ganslei  Russia World War I: The cargo ship was sunk in Kola Bay (69°19′N 33°31′E / 69.317°N 33.517°E / 69.317; 33.517) by SM U-75 ( Kaiserliche Marine).[116]
Kittiwake  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 25 nautical miles (46 km) north west of the Maas Lightship ( Netherlands) (52°15′N 3°18′E / 52.250°N 3.300°E / 52.250; 3.300) by SM UB-30 ( Kaiserliche Marine) with the loss of seven crew.[117]
HMT Ortho  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Lowestoft, Suffolk (52°23′00″N 1°52′30″E / 52.38333°N 1.87500°E / 52.38333; 1.87500) with the loss of a crew member.[118]
Saint Maudez  France World War I: The sailing vessel was sunk in the English Channel 10 nautical miles (19 km) north north west of Fécamp, Seine-Maritime by SM UB-39 ( Kaiserliche Marine).[119]
Themistoclis  Greece World War I: The cargo ship was sunk in the Atlantic Ocean 100 nautical miles (190 km) off Pointe Saint-Mathieu, Finistère, France by SM UC-71 ( Kaiserliche Marine).[120]
Valhall  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 30 nautical miles (56 km) north of the Pierres Noires, Finistère by SM UC-71 ( Kaiserliche Marine). Her crew survived.[121]

10 April

List of shipwrecks: 10 April 1917
Ship Country Description
Abd Razid Tunisia World War I: The sailing vessel was sunk in the Mediterranean Sea off Tripoli, Libya by SM UC-20 ( Kaiserliche Marine).[122]
Dalton  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea off Cape Matapan, Greece (36°00′N 22°40′E / 36.000°N 22.667°E / 36.000; 22.667) by SM U-28 ( Austro-Hungarian Navy). Her crew survived.[10][123]
HMS P26  Royal Navy World War I: The P-class sloop struck a mine and sank in the English Channel off Le Havre, Seine-Maritime, France with the loss of nineteen of her 59 crew. Survivors were rescued by HMS P19 ( Royal Navy[124][125]
Pluto  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 32 nautical miles (59 km) south east by east of Lowestoft, Suffolk (52°19′N 2°34′E / 52.317°N 2.567°E / 52.317; 2.567) by SM UB-20 ( Kaiserliche Marine). Her crew survived.[10][126]
Porto di Rodi  Italy World War I: The cargo ship was sunk in the Ionian Sea 37°53′N 18°02′E / 37.883°N 18.033°E / 37.883; 18.033) SM U-32 ( Kaiserliche Marine) with the loss of 31 crew.[127]
Ranvik  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 45 nautical miles (83 km) west south west of Ouessant, Finistère, France by SM UC-71 ( Kaiserliche Marine). Her crew survived.[128]
HMHS Salta  Royal Navy (Red Cross): World War I: The hospital ship struck a mine and sank at Le Havre with the loss of 130 of the 205 people on board.

11 April

List of shipwrecks: 11 April 1917
Ship Country Description
HMT Amy  Royal Navy World War I: The naval trawler struck a mine and sank in the English Channel off Le Havre, Seine Maritime, France with the loss of nine of her crew.[129]
Ansgar  Denmark World War I: The barquentine was set afire and sunk in the Mediterranean Sea off Cape San Antonio, Spain (39°06′N 0°30′E / 39.100°N 0.500°E / 39.100; 0.500) by SM U-52 ( Kaiserliche Marine). Her crew survived.[130]
Candia  Italy World War I: The cargo ship was sunk in the Mediterranean Sea off Zuwara, Libya by SM UC-20 ( Kaiserliche Marine).[131]
Cyfarthfa  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 32 nautical miles (59 km) west south west of Antikythera, Greece (35°29′N 22°30′E / 35.483°N 22.500°E / 35.483; 22.500) by SM UB-47 ( Kaiserliche Marine). Her crew survived.[10][132]
Duchess of Cornwall  United Kingdom World War I: The cargo ship struck a mine and sank in the English Channel 5 nautical miles (9.3 km) north of Cape Barfleur, Manche, France with the loss of 23 of her crew.[133]
Imperial Transport  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 140 nautical miles (260 km) north west by north of Alexandria, Egypt by SM UC-34 ( Kaiserliche Marine). Her crew survived, but her captain was taken as a prisoner of war.[10][134]
Miss Morris  United Kingdom World War I: The three-masted schooner was scuttled in the Mediterranean Sea 20 nautical miles (37 km) south east of Garrucha, Andalusia, Spain (36°57′N 1°50′W / 36.950°N 1.833°W / 36.950; -1.833) by SM U-35 ( Kaiserliche Marine). Her crew survived.[135]
Nancy  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 42 nautical miles (78 km) off the Hellisøy Lighthouse, Hordaland, Norway by SM U-30 ( Kaiserliche Marine) with the loss of three crew.[136]
Precedent  United Kingdom World War I: The fishing smack was scuttled in the English Channel 12 nautical miles (22 km) east south east of Berry Head, Devon by SM UB-38 ( Kaiserliche Marine). Her crew survived.[40][137]
Quaggy  United Kingdom World War I: The coaster struck a mine and sank in the North Sea 3 nautical miles (5.6 km) east of Robin Hood's Bay, Yorkshire with the loss of two of her crew.[138]
Sarvsfos  Norway World War I: The barque was sunk in the North Sea 80 nautical miles (150 km) south east of Kirkwall, Orkney Islands (58°33′N 0°00′E / 58.550°N 0.000°E / 58.550; 0.000) by SM U-50 ( Kaiserliche Marine). Her crew survived.[139]
Saxo  Denmark World War I: The coaster was sunk in the North Sea 42 nautical miles (78 km) off the Hellisøy Lighthouse by SM U-30 ( Kaiserliche Marine). Her crew survived.[140]
Star  Norway World War I: The coaster was sunk in the North Sea 68 nautical miles (126 km) off the coast of Fife, United Kingdom by SM U-30 ( Kaiserliche Marine). Her crew survived.[141]
Sylfiden  Norway World War I: The barque was sunk in the Barents Sea 50 nautical miles (93 km) north by west of Holmengrå, Finnmark by SM U-30 ( Kaiserliche Marine). Her crew survived.[142]
Tremorvah  United Kingdom World War I: The cargo ship was shelled and sunk in the Mediterranean Sea 70 nautical miles (130 km) north north west of Cape Bougaroni, Algeria by SM U-65 ( Kaiserliche Marine). Her crew survived, but four of them were taken as prisoners of war.[10][143]

12 April

List of shipwrecks: 12 April 1917
Ship Country Description
Angela M.  Italy World War I: The three-masted schooner was scuttled in the Mediterranean Sea north west of Cape Bougaroni, Algeria by SM U-65 ( Kaiserliche Marine).[144]
Caliban  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 45 nautical miles (83 km) north east by east of Rattray Head, Aberdeenshire by SM UC-76 ( Kaiserliche Marine). Her crew survived.[40][145]
Chinkiang  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 30 nautical miles (56 km) north east by east of Buchan Ness, Aberdeenshire by SM UC-76 ( Kaiserliche Marine). Her crew survived.[40][146]
Crown Prince  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 45 nautical miles (83 km) north east by east of Girdle Ness by SM UC-76 ( Kaiserliche Marine). Her crew survived.[147]
Dina Henderika  Netherlands World War I: The sailing vessel was scuttled in the North Sea 30 nautical miles (56 km) east north east of Hartlepool, County Durham, United Kingdom by SM UC-30 ( Kaiserliche Marine).[148]
Edelweiss  France World War I: The sailing vessel was shelled and sunk in the English Channel off Cherbourg, Seine-Maritime by SM UC-71 ( Kaiserliche Marine).[149]
Equerry  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 35 nautical miles (65 km) north east of Kincaid Head by SM UC-76 ( Kaiserliche Marine). Her crew survived.[150]
Ernst Sophie  Russia World War I: The sailing vessel was scuttled in the Atlantic Ocean south west of Ireland (51°05′N 11°58′W / 51.083°N 11.967°W / 51.083; -11.967) by SM UC-27 ( Kaiserliche Marine).[151]
Fife Ness  United Kingdom World War I: The fishing vessel was shelled and sunk in the North Sea 23 nautical miles (43 km) east north east of Fraserburgh, Aberdeenshire by SM UC-76 ( Kaiserliche Marine). Her crew survived.[40][152]
Glencliffe  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 2.5 nautical miles (4.6 km) off Tabarka Island, Alicante, Spain (38°07′N 0°22′W / 38.117°N 0.367°W / 38.117; -0.367) by SM U-52 ( Kaiserliche Marine) with the loss of a crew member. Three survivors were taken as prisoners of war.[10][153]
India  Greece World War I: The cargo ship was sunk in the Mediterranean Sea east of Gibraltar by SM U-35 ( Kaiserliche Marine).[154]
Kildale  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 40 nautical miles (74 km) east of Pantelleria, Italy (36°44′N 12°32′E / 36.733°N 12.533°E / 36.733; 12.533) SM U-32 ( Kaiserliche Marine) with the loss of a crew member.[155]
Kolaastind  Norway World War I: The cargo ship was sunk in the North Sea (60°14′N 2°42′E / 60.233°N 2.700°E / 60.233; 2.700) by SM U-30 ( Kaiserliche Marine) with the loss of four crew.[156]
Largo Bay  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 30 nautical miles (56 km) north east by east of Buchan Ness by SM UC-76 ( Kaiserliche Marine). Her crew survived.[157]
Lilian  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 45 nautical miles (83 km) north east by east of Girdle Ness by SM UC-76 ( Kaiserliche Marine). Her crew survived.[158]
Lismore  United Kingdom World War I: The passenger ship was torpedoed and sunk in the English Channel 22 nautical miles (41 km) north west by north of Le Havre, Seine-Maritime, France (49°48′N 0°18′W / 49.800°N 0.300°W / 49.800; -0.300) by SM UB-38 ( Kaiserliche Marine) with the loss of five lives.[10][159]
Neptunus  Netherlands World War I: The sailing vessel was sunk in the North Sea 20 nautical miles (37 km) east north east of Hartlepool by SM UC-30 ( Kaiserliche Marine).[160]
Niritos  Greece World War I: The cargo ship was sunk in the Mediterranean Sea 5 nautical miles (9.3 km) off Augusta, Sicily, Italy (37°13′N 15°20′E / 37.217°N 15.333°E / 37.217; 15.333) by SM U-27 ( Austro-Hungarian Navy).[161]
Osprey  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 45 nautical miles (83 km) north east by east of Girdle Ness by SM UC-76 ( Kaiserliche Marine). Her crew survived.[162]
Toro  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) west north west of Ouessant, Finistère, France (48°30′N 10°00′W / 48.500°N 10.000°W / 48.500; -10.000) by SM U-55 ( Kaiserliche Marine) with the loss of fourteen crew. Two survivors were taken as prisoners of war.[10][163]
Union  Denmark World War I: The schooner was sunk in the North Sea 18 to 20 nautical miles (33 to 37 km) east of the Souter Lighthouse, County Durham by SM UC-30 ( Kaiserliche Marine). Her crew survived.[164]
Voorwarts  Netherlands World War I: The schooner was sunk in the North Sea 20 nautical miles (37 km) east north east of Hartlepool by SM UC-30 ( Kaiserliche Marine).[165]

13 April

List of shipwrecks: 13 April 1917
Ship Country Description
Argyll  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 110 nautical miles (200 km) west of the Bishop Rock, Isles of Scilly (49°23′N 9°07′W / 49.383°N 9.117°W / 49.383; -9.117) by SM U-84 ( Kaiserliche Marine) with the loss of 22 of her crew.[10][166]
Bandon  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 2.5 nautical miles (4.6 km) south west of Mine Head, Cornwall (51°57′N 7°35′W / 51.950°N 7.583°W / 51.950; -7.583) with the loss of 28 of her crew.[167]
Bokn  Norway World War I: The coaster was sunk in the North Sea 95 nautical miles (176 km) off the Hellisøy Lighthouse, Hordaland (60°04′N 0°45′E / 60.067°N 0.750°E / 60.067; 0.750) by SM U-30 ( Kaiserliche Marine). Her crew survived.[168]
Frixos  Russia World War I: The cargo ship was torpedoed and sunk in the North Sea 60 nautical miles (110 km) east of the Shetland Islands, United Kingdom (60°04′N 0°45′E / 60.067°N 0.750°E / 60.067; 0.750) by SM U-30 ( Kaiserliche Marine).[169]
Gama  Norway World War I: The coaster was sunk in the North Sea (60°24′N 1°15′E / 60.400°N 1.250°E / 60.400; 1.250) by SM U-30 ( Kaiserliche Marine). Her crew survived.[170]
Gambetta  France The sailing vessel was sunk in the Bay of Biscay off the Île d'Yeu, Finistère by SM UC-26 ( Kaiserliche Marine).[171]
Giuseppe Accame  Italy World War I: The cargo ship was sunk in the Mediterranean Sea 40 nautical miles (74 km) west of Cape Spartel, Morocco by SM U-35 ( Kaiserliche Marine).[172]
Glenlora  Norway World War I: The barque was sunk in the North Sea (60°36′N 1°53′E / 60.600°N 1.883°E / 60.600; 1.883) by SM U-30 ( Kaiserliche Marine). Her crew survived.[173]
Kariba  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 260 nautical miles (480 km) west nort west of Ouessant, Finistère, France (48°30′N 11°28′W / 48.500°N 11.467°W / 48.500; -11.467) by SM UC-27 ( Kaiserliche Marine) with the loss of thirteen of her crew.[10][174]
Maria  United Kingdom World War I: The schooner was scuttled in the English Channel 25 nautical miles (46 km) south west of Portland Bill, Dorset by SM UB-38 ( Kaiserliche Marine). Her crew survived.[10][175]
HMML 534  Royal Navy World War I: The motor launch was lost in the Mediterranean Sea on this date.[16]
Odysseus  Greece World War I: The cargo ship was sunk in the Mediterranean Sea 30 nautical miles (56 km) west of Cape Spartel by SM U-35 ( Kaiserliche Marine).[176]
HMT Pitstruan  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea 3 nautical miles (5.6 km) south east of the Noss Head Lighthouse, Shetland Islands with the loss of eleven of her crew.[177]
Stork  United Kingdom World War I: The trawler was scuttled in the North Sea 20 nautical miles (37 km) east of St Abb's Head, Berwickshire by SM UC-41 ( Kaiserliche Marine). Her crew survived.[40][178]
Strathcona  Canada World War I: The cargo ship was scuttled in the Atlantic Ocean 145 nautical miles (269 km) west north west of North Ronaldsay, Orkney Islands, United Kingdom (59°35′N 5°49′W / 59.583°N 5.817°W / 59.583; -5.817) by SM U-78 ( Kaiserliche Marine) with the loss of nine crew. Three survivors were taken as prisoners of war.[10][179]
Stromboli  Italy The cargo ship was sunk in the Mediterranean Sea 50 nautical miles (93 km) west of Cape Spartel by SM U-35 ( Kaiserliche Marine).[180]
Zara  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 90 nautical miles (170 km) off the Hellisøy Lighthouse (60°08′N 1°52′E / 60.133°N 1.867°E / 60.133; 1.867) by SM U-30 ( Kaiserliche Marine) with the loss of 27 lives.[181]

14 April

List of shipwrecks: 14 April 1917
Ship Country Description
HMT Alberta  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Grimsby, Lincolnshire (53°45′N 0°51′E / 53.750°N 0.850°E / 53.750; 0.850) with the loss of seven of her crew.[182]
Andromach  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean west of the Shetland Islands by SM U-78 ( Kaiserliche Marine). Her captain was taken as a prisoner of war. The other eleven crew took to the lifeboat but were not found.[183]
Cinque Ottobre  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea off the coast of Tunisia by SM UC-20 ( Kaiserliche Marine).[184]
Fjeldli  Norway World War I: The coaster was sunk in the North Sea 76 nautical miles (141 km) west by north of the Marstein Lighthouse, Hordaland (60°02′N 2°10′E / 60.033°N 2.167°E / 60.033; 2.167) by SM U-30 ( Kaiserliche Marine). Her crew survived.[185]
Gange  French Navy World War I: The troopship struck a mine and sank in the Mediterranean Sea 33 nautical miles (61 km) north east of Cape Serrat, Algeria (37°24′N 9°50′E / 37.400°N 9.833°E / 37.400; 9.833) by SM UC-37 ( Kaiserliche Marine) with the loss of one life.[186]
Hermione  United Kingdom World War I: The cargo ship struck a mine and was damaged in the Irish Sea off the Coningbeg Lightship ( United Kingdom). She was beached in Dunmore Bay where she was declared a constructive total loss. Subsequently scrapped in situ.[187]
HMT Orcades  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Grimsby with the loss of six of her crew.[188]
Patagonier  United Kingdom World War I: The cargo ship was shelled and sunk in the Mediterranean Sea 135 nautical miles (250 km)) west of Gibraltar (36°00′N 9°00′W / 36.000°N 9.000°W / 36.000; -9.000) by SM U-35 ( Kaiserliche Marine). Her crew survived.[10][189]
Progresso  Italy World War I: The tug was sunk in the Mediterranean Sea off the coast of Tunisia by SM UC-20 ( Kaiserliche Marine).[190]
Spray  United Kingdom World War I: The cargo ship was sunk in the North Sea 3.5 nautical miles (6.5 km) north east of the mouth of the River Tyne by SM UC-30 ( Kaiserliche Marine). Her crew survived.[191]
Tom  Spain World War I: The cargo ship was sunk in the Bay of Biscay 12 nautical miles (22 km) off Hourtin, Gironde, France (45°05′N 1°30′W / 45.083°N 1.500°W / 45.083; -1.500) by SM UC-26 ( Kaiserliche Marine). Her crew survived.[192]
Tres Macs  Portugal World War I: The auxiliary sailing vessel was shelled and sunk in the Mediterranean Sea (36°39′N 7°22′W / 36.650°N 7.367°W / 36.650; -7.367) by SM U-52 ( Kaiserliche Marine).[193]
Venus  Norway World War I: The coaster struck a mine and sank in the North Sea 5 nautical miles (9.3 km) off Berwick-upon-Tweed, Northumberland, United Kingdom with the loss of fourteen of her crew.[194]
HMS Veronica  Royal Navy The Acacia-class sloop was damaged in the Mediterranean Sea 45 nautical miles (83 km) north west of Alexandria, Egypt (31°43′N 29°17′E / 31.717°N 29.283°E / 31.717; 29.283) by SM UB-42 ( Kaiserliche Marine).[195]

15 April

List of shipwrecks: 15 April 1917
Ship Country Description
Alert  United Kingdom World War I: The coaster struck a mine and sank in the English Channel off Dover, Kent.[10]
Alessio Cocco  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea off the coast of Tunisia by SM UC-20 ( Kaiserliche Marine).[196]
HMS Arcadian  Royal Navy
HMS Arcadian.
World War I: The troopship was torpedoed and sunk in the Sea of Crete 26 nautical miles (48 km) northeast of Milos, Greece (36°50′N 24°50′E / 36.833°N 24.833°E / 36.833; 24.833) by SM UC-74 ( Kaiserliche Marine) with the loss of 277 lives.[10][197]
Astræa  Denmark World War I: The barquentine was set afire and sunk in the Atlantic Ocean south west of the Isles of Scilly, United Kingdom (49°00′N 10°30′W / 49.000°N 10.500°W / 49.000; -10.500) by SM U-55 ( Kaiserliche Marine) with the loss of seven crew.[198]
Brothertoft  United Kingdom World War I: The trawler was sunk in the North Sea (approximately 55°50′N 1°30′E / 55.833°N 1.500°E / 55.833; 1.500) by SM UC-30 ( Kaiserliche Marine).[199]
Cameronia  United Kingdom World War I: The troopship was torpedoed and sunk in the Mediterranean Sea 150 nautical miles (280 km) east of Malta (35°50′N 17°32′E / 35.833°N 17.533°E / 35.833; 17.533) by SM U-33 ( Kaiserliche Marine) with the loss of 140-210 of the 2,650-plus people on board. Survivors were rescued by HMS Nemesis and HMS Rifleman (both  Royal Navy).
Dalmatian  United Kingdom World War I: The trawler was scuttled in the North Sea by SM UC-44 ( Kaiserliche Marine). Her nine crew took to the lifeboats but did not survive.[200]
Fram  Denmark World War I: The schooner was shelled and sunk in the North Sea (56°35′N 2°45′W / 56.583°N 2.750°W / 56.583; -2.750) by SM U-93 ( Kaiserliche Marine).[201]
Gretaston  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean (43°08′N 11°32′W / 43.133°N 11.533°W / 43.133; -11.533) by SM UC-27 ( Kaiserliche Marine) with the loss of all 29 crew.[202]
Heikina  Netherlands World War I: The sailing vessel was sunk in the North Sea by SM UC-44 ( Kaiserliche Marine). Her crew took to the lifeboats but did not survive.[203]
Mashobra  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Mediterranean Sea 140 nautical miles (260 km) south west of Cape Matapan, Greece (35°34′N 20°40′E / 35.567°N 20.667°E / 35.567; 20.667) by SM U-28 ( Austro-Hungarian Navy) with the loss of eight lives. Her captain was taken as a prisoner of war.[10][204]
Møhlenpris  Norway World War I: The coaster was sunk in the English Channel 15 nautical miles (28 km) south west of Beachy Head, East Sussex, United Kingdom (50°38′N 0°15′W / 50.633°N 0.250°W / 50.633; -0.250) by SM UB-40 ( Kaiserliche Marine). Her crew survived.[205]
Panaghi Drakatos  Greece World War I: The cargo ship was sunk in the Atlantic Ocean 26 nautical miles (48 km) off Cape Santa Maria, Portugal by SM U-35 ( Kaiserliche Marine). Her crew survived.[206]
Paris  Norway World War I: The cargo ship was sunk in the North Sea 100 nautical miles (190 km) west of Greipengen by SM U-30 ( Kaiserliche Marine). Her crew survived.[207]
USS Pike  United States Navy The Plunger-class submarine sank at Cavite Naval Base, Philippines. She was raised two days later, repaired and returned to service.
Sutterton  United Kingdom World War I: The trawler was scuttled in the North Sea 65 nautical miles (120 km) east south east of St Abb's Head, Berwickshire (55°45′N 0°15′W / 55.750°N 0.250°W / 55.750; -0.250) by SM UC-44 ( Kaiserliche Marine) with the loss of a crew member.[40][208]
Tusnastabb  Norway World War I: The coaster struck a mine and sank in the English Channel off Cap Gris Nez, Pas-de-Calais, France (50°54′N 1°34′E / 50.900°N 1.567°E / 50.900; 1.567). Her crew survived.[209]

16 April

List of shipwrecks: 16 April 1917
Ship Country Description
Amanda  Sweden World War I: The brig was scuttled in the North Sea[210] (56°27′N 3°00′E / 56.450°N 3.000°E / 56.450; 3.000) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[211]
Anne  Denmark World War I: The three-masted schooner was scuttled in the Atlantic Ocean west of Ireland (51°45′N 17°20′W / 51.750°N 17.333°W / 51.750; -17.333) by SM U-43 ( Kaiserliche Marine). Her crew survived.[212]
HMS C16  Royal Navy The C-class submarine was rammed and sunk at Harwich, Essex by HMS Melampus ( Royal Navy) with the loss of all sixteen crew. She was subsequently salvaged, repaired and returned to service.
Cairndhu  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 25 nautical miles (46 km) west of Beachy Head, East Sussex by SM UB-40 ( Kaiserliche Marine) with the loss of eleven of her crew.[10][213]
Crios  Greece World War I: The cargo ship was scuttled in the Atlantic Ocean off Cape Espichel, Portugal (38°20′N 9°12′W / 38.333°N 9.200°W / 38.333; -9.200) by SM U-52 ( Kaiserliche Marine).[214]
Eduard  United Kingdom World War I: The three-masted schooner was scuttled in the English Channel 12 nautical miles (22 km) south west of Beachy Head (50°34′N 0°05′E / 50.567°N 0.083°E / 50.567; 0.083) by SM UC-70 ( Kaiserliche Marine). Her crew survived.[215]
Endymion  Russia World War I: The sailing vessel was scuttled in the Atlantic Ocean 250 nautical miles (460 km) west of Galway, United Kingdom (52°30′N 16°20′W / 52.500°N 16.333°W / 52.500; -16.333) by SM U-43 ( Kaiserliche Marine).[216]
Lord Chancellor  United Kingdom World War I: The trawler was scuttled in the North Sea 50 nautical miles (93 km) north east of the Longstone Lighthouse, Northumberland by SM UC-41 ( Kaiserliche Marine). Her crew survived.[40][217]
Marden  United Kingdom World War I: The coaster was shelled and sunk in the English Channel 6 nautical miles (11 km) north west of Cap Gris Nez, Pas-de-Calais, France by SM UB-36 ( Kaiserliche Marine) with the loss of a crew member.[218]
Polycarp  Norway World War I: The sailing vessel was sunk in the North Sea (56°23′N 2°52′E / 56.383°N 2.867°E / 56.383; 2.867) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[219]
Queen Mary  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) north west by north of the Fastnet Rock (51°48′N 14°52′W / 51.800°N 14.867°W / 51.800; -14.867) by SM U-60 ( Kaiserliche Marine) with the loss of nine crew.[10][220]
Rochester Castle  United Kingdom World War I: The ketch was shelled and sunk in the English Channel 5 nautical miles (9.3 km) west south west of Cap Gris Nez by SM UB-36 ( Kaiserliche Marine). Her crew survived.[221]
Rosetta  Egypt World War I: The sailing vessel was sunk in the Mediterranean Sea off Gaza by SM UB-42 ( Kaiserliche Marine).[222]
Sagres  Portugal World War I: The cargo shp struck a mine and sank in the Mediterranean Sea off Cap Blanc, Tunisia.[223]
Smeul  Romanian Naval Forces World War I: The torpedo boat struck a mine and sank at Sulina.[103]
Sontay  France World War I: The passenger ship was sunk in the Mediterranean Sea 100 nautical miles (190 km) south east of Malta (35°02′N 16°28′E / 35.033°N 16.467°E / 35.033; 16.467) by SM U-33 ( Kaiserliche Marine). Her crew survived.[224]
Towergate  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 250 nautical miles (460 km) north west by west of the Fastnet Rock (52°10′N 16°16′W / 52.167°N 16.267°W / 52.167; -16.267) by SM U-43 ( Kaiserliche Marine). Her crew survived.[10][225]
Victoria  United Kingdom World War I: The three-masted schooner was scuttled in the English Channel 30 nautical miles (56 km) south west of Beachy Head by SM UB-40 ( Kaiserliche Marine). Her crew survived.[10][226]

17 April

List of shipwrecks: 17 April 1917
Ship Country Description
Aburi  United Kingdom World War I: The Elder Dempster 3,730 grt cargo liner was torpedoed and sunk in the Atlantic Ocean 125 nautical miles (232 km) north west of Tory Island, County Donegal (56°15′N 11°30′W / 56.250°N 11.500°W / 56.250; -11.500) by SM U-61 ( Kaiserliche Marine) with the loss of 25 crew.[227]
Atalanta  Sweden World War I: The cargo ship was sunk in the North Sea with the loss of all but one crew – 16 dead.[228] The u-boat was SM U-86 ( Kaiserliche Marine). [229]
Bretagne  Denmark World War I: The cargo ship was sunk in the North Sea 8 to 9 nautical miles (15 to 17 km) off Rattray Head, Aberdeenshire, United Kingdom (57°43′N 1°42′W / 57.717°N 1.700°W / 57.717; -1.700) by SM UC-45 ( Kaiserliche Marine). Her crew survived.[230]
Brisbane River  United Kingdom World War I: The cargo ship was scuttled in the Atlantic Ocean 140 nautical miles (260 km) west of Gibraltar (35°30′N 8°10′W / 35.500°N 8.167°W / 35.500; -8.167) by SM U-35 ( Kaiserliche Marine). Her crew survived, but her captain was taken as a prisoner of war.[10][231]
Cairnhill  United Kingdom World War I: The cargo ship was scuttled in the Atlantic Ocean 160 nautical miles (300 km) south west of the Fastnet Rock (52°09′N 13°16′W / 52.150°N 13.267°W / 52.150; -13.267) by SM U-55 ( Kaiserliche Marine). Her crew survived, but her captain was taken as a prisoner of war.[10][232]
Charles Goodanew  United Kingdom World War I: The coaster was sunk in the North Sea 3.5 nautical miles (6.5 km) north north east of Rattray Head (57°39′N 1°45′W / 57.650°N 1.750°W / 57.650; -1.750) by SM UC-45 ( Kaiserliche Marine) with the loss of thirteen of her crew.[233]
Corfu  United Kingdom World War I: The cargo ship was scuttled in the Atlantic Ocean 160 nautical miles (300 km) west of Gibraltar (35°14′N 8°25′W / 35.233°N 8.417°W / 35.233; -8.417) by SM U-35 ( Kaiserliche Marine) with the loss of three crew.[10][234]
Costante  Italy World War I: The cargo ship was sunk in the Mediterranean Sea off the coast of Algeria (36°53′N 4°15′E / 36.883°N 4.250°E / 36.883; 4.250) by SM U-32 ( Kaiserliche Marine).[235]
Dantzic  United Kingdom World War I: The schooner was scuttled in the Irish Sea 30 nautical miles (56 km) south by west of St. Ann's Head, Pembrokeshire by SM UC-47 ( Kaiserliche Marine). Her crew survived.[236]
Donegal  United Kingdom (): World War I: The hospital ship was torpedoed and sunk in the English Channel 19 nautical miles (35 km) south of the Dean Lightship ( United Kingdom) (50°26′N 1°00′W / 50.433°N 1.000°W / 50.433; -1.000) by SM UC-21 ( Kaiserliche Marine) with the loss of 40 lives.[10][237][238]
Fernmoor  United Kingdom World War I: The cargo ship was scuttled in the Atlantic Ocean 150 nautical miles (280 km) west of Gibraltar (35°30′N 8°18′W / 35.500°N 8.300°W / 35.500; -8.300) by SM U-35 ( Kaiserliche Marine). Her crew survived.[10][239]
Kish  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 160 nautical miles (300 km) north west by west of the Fastnet Rock by SM U-67 ( Kaiserliche Marine) with the loss of six crew.[10][240]
HMHS Lanfranc  Royal Navy () World War I: The hospital ship was torpedoed and sunk in the English Channel 42 nautical miles (78 km) north of Le Havre, Seine-Maritime, France (50°11′N 0°12′E / 50.183°N 0.200°E / 50.183; 0.200) by SM UB-40 ( Kaiserliche Marine) with the loss of 40 lives.[241]
Robert  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 14 nautical miles (26 km) east of Fair Isle, United Kingdom by SM UC-76 ( Kaiserliche Marine) with the loss of eight crew.[242]
U.S.A.  United Kingdom World War I: The fishing vessel was scuttled in the North Sea 16 nautical miles (30 km) east north east of the Longstone Lighthouse, Northumberland (55°54′N 1°06′W / 55.900°N 1.100°W / 55.900; -1.100) by SM UC-41 ( Kaiserliche Marine). Her crew survived.[40][243]
William Shephard  United Kingdom World War I: The three-masted schooner was scuttled in the Irish Sea 30 nautical miles (56 km) south by west of St. Ann's Head by SM UC-47 ( Kaiserliche Marine). Her crew survived.[244]

18 April

List of shipwrecks: 18 April 1917
Ship Country Description
Bergensgut  Norway World War I: The cargo ship was sunk in the North Sea 60 nautical miles (110 km) east of Peterhead, Aberdeenshire, United Kingdom by SM UC-76 ( Kaiserliche Marine) with the loss of ten of her crew.[245]
Castilian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 110 nautical miles (200 km) north west by north of Tory Island, County Donegal (56°20′N 10°45′W / 56.333°N 10.750°W / 56.333; -10.750) by SM U-61 ( Kaiserliche Marine) with the loss of ten crew.[10][246]
Cragoswald  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 60 nautical miles (110 km) west by south of the Bishop Rock, Isles of Scilly by SM U-84 ( Kaiserliche Marine). with the loss of two of her crew.[10][247]
Heim  Norway World War I: The cargo ship struck a mine and sank in the English Channel 10 nautical miles (19 km) north of Pointe d'Ailly, Seine-Maritime, France with the loss of two of her crew. by SM UC-71 ( Kaiserliche Marine). Her crew survived.[248]
John S. Boyle  United Kingdom World War I: The fishing vessel was scuttled in the North Sea 25 nautical miles (46 km) east by south of St Abb's Head, Berwickshire (56°16′N 1°33′W / 56.267°N 1.550°W / 56.267; -1.550) by SM UC-41 ( Kaiserliche Marine). Her crew survived.[40][249]
Louisiana  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 20 nautical miles (37 km)) north north east of Buchan Ness, (57°47′N 1°22′W / 57.783°N 1.367°W / 57.783; -1.367) by SM UC-45 ( Kaiserliche Marine). Her crew survived.[250]
Marcel  Belgium World War I: The tug was scuttled in the North Sea 8 nautical miles (15 km) north east of the Noord Hinder Lightship ( Netherlands) by SM UB-23 ( Kaiserliche Marine).[251]
Rameses  United Kingdom World War I: The trawler was scuttled in the North Sea 45 nautical miles (83 km) east of St Abb's Head (56°14′N 1°29′W / 56.233°N 1.483°W / 56.233; -1.483) by SM UC-41 ( Kaiserliche Marine). Her crew survived.[252]
Rhydwen  United Kingdom World War I: the cargo ship was torpedoed and sunk in the Atlantic Ocean 170 nautical miles (310 km) north west by west of the Fastnet Rock (51°40′N 14°00′W / 51.667°N 14.000°W / 51.667; -14.000) by SM U-67 ( Kaiserliche Marine) with the loss of six crew.[10][253]
Rinaldo  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 18 nautical miles (33 km) west by north of Cape Cherchell, Algeria (36°35′N 1°48′E / 36.583°N 1.800°E / 36.583; 1.800) by SM U-32 ( Kaiserliche Marine). Her crew survived.[10][254]
Rowena  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 95 nautical miles (176 km) west by south of the Bishop Rock (49°03′N 8°25′W / 49.050°N 8.417°W / 49.050; -8.417) by SM U-84 ( Kaiserliche Marine) with the loss of a crew member.[10][255]
Scalpa  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 150 nautical miles (280 km) north west by west of the Fastnet Rock by SM U-53 ( Kaiserliche Marine). Her crew survived.[10][256]
Sculptor  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 120 nautical miles (220 km) north west by west of the Fastnet Rock (51°56′N 12°50′W / 51.933°N 12.833°W / 51.933; -12.833) by SM U-53 ( Kaiserliche Marine) with the loss of a crew member.[10][257]
Surcouf  France World War I: The sailing vessel was sunk in the English Channel off Île Vierge, Finistère by SM UC-26 ( Kaiserliche Marine). Her crew survived.[258]
Thomas  United Kingdom World War I: The schooner was scuttled in the Atlantic Ocean 40 nautical miles (74 km) off Cape St. Vincent, Portugal by SM UC-27 ( Kaiserliche Marine). Her crew survived.[259]
Trekieve  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 100 nautical miles (190 km) west of Gibraltar (35°00′N 9°45′W / 35.000°N 9.750°W / 35.000; -9.750) by SM U-35 ( Kaiserliche Marine) with the loss of three crew.[10][260]
Troldfos  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 50 nautical miles (93 km) west north west of the Shetland Islands, United Kingdom by SM U-93 ( Kaiserliche Marine). Her crew survived.[261]
West Lothian  Norway World War I: The four-masted barque was torpedoed and sunk in the Atlantic Ocean 50 nautical miles (93 km) west of the Shetland Islands (60°55′N 3°30′W / 60.917°N 3.500°W / 60.917; -3.500) by SM U-93 ( Kaiserliche Marine). Her crew survived.[262]
Witham  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 125 nautical miles (232 km) east by south of St Abb's Head (55°56′N 1°36′E / 55.933°N 1.600°E / 55.933; 1.600) by SM UC-50 ( Kaiserliche Marine). Her crew survived.[40][263]

19 April

List of shipwrecks: 19 April 1917
Ship Country Description
Avocet  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 100 nautical miles (190 km) west north west of the Fastnet Rock (51°19′N 12°30′W / 51.317°N 12.500°W / 51.317; -12.500) by SM U-50 ( Kaiserliche Marine). Her crew survived.[10][264]
Bethlehem  United Kingdom World War I: The auxiliary sailing vessel struck a mine and sank in the North Sea with the loss of a crew member.[265]
Cilurnum  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 5 nautical miles (9.3 km) south west of Penmarc'h, Finistère, France (47°45′N 4°30′W / 47.750°N 4.500°W / 47.750; -4.500) by SM UC-21 ( Kaiserliche Marine) with the loss of a crew member.[10][266]
Ellida  Norway World War I: The cargo ship was sunk in the North Sea 2.5 nautical miles (4.6 km) east north east of Whitby, Yorkshire, United Kingdom by SM UB-41 ( Kaiserliche Marine). Her crew survived.[267]
Elswick Manor  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) west of Ouessant, Finistère, France (47°36′N 9°32′W / 47.600°N 9.533°W / 47.600; -9.533) by SM U-84 ( Kaiserliche Marine). Her crew survived.[10][268]
Gold Coast  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 14 nautical miles (26 km) south of Mine Head, Cornwall (51°46′N 7°28′W / 51.767°N 7.467°W / 51.767; -7.467) by SM UC-47 ( Kaiserliche Marine). Her crew survived.[10][269]
Howth Head  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 158 nautical miles (293 km) north west of the Fastnet Rock (52°20′N 13°38′W / 52.333°N 13.633°W / 52.333; -13.633) by SM U-60 ( Kaiserliche Marine) with the loss of two crew.[10][270]
Jewel  United Kingdom World War I: The brig was scuttled in St. George's Channel 20 nautical miles (37 km) south east of the Coningbeg Lightship ( United Kingdom) by SM UC-47 ( Kaiserliche Marine). Her crew survived.[271]
HMT Lobelia  Royal Navy World War I: The naval trawler struck a mine and sank off Fanad Point, Lough Swilly (55°16′N 7°45′W / 55.267°N 7.750°W / 55.267; -7.750) with the loss of eleven crew.[272]
Poltava  United Kingdom World War I: The coaster struck a mine and sank in the North Sea 3 nautical miles (5.6 km) east north east of the Souter Point Lighthouse, South Shields, County Durham (54°59′00″N 1°16′30″W / 54.98333°N 1.27500°W / 54.98333; -1.27500). Her crew survived.[273]
SMS Seeadler  Kaiserliche Marine The hulk exploded and sank at Wilhelmshaven, Lower Saxony.
Senator Dantziger  United Kingdom World War I: the schooner was shelled and sunk in the English Channel 15 nautical miles (28 km) south by east of Newhaven, East Sussex by SM UC-26 ( Kaiserliche Marine). Her crew survived.[274]
Senhora da Conceicao  Portugal World War I: The sailing vessel was scuttled in the Atlantic Ocean north of Cape Finisterre, Spain (43°38′N 10°00′W / 43.633°N 10.000°W / 43.633; -10.000) by SM U-52 ( Kaiserliche Marine).[275]
Sowwell  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 170 nautical miles (310 km) west of Gibraltar by SM U-35 ( Kaiserliche Marine) with the loss of 21 crew.[10][276]
HMT Star of Freedom  Royal Navy World War I: The naval trawler struck a mine and sank in the Atlantic Ocean off Trevose Head, Cornwall (50°35′N 5°25′W / 50.583°N 5.417°W / 50.583; -5.417 with the loss of ten of her crew.[277]
Tempus  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 130 nautical miles (240 km) north west by west of the Fastnet Rock by SM U-53 ( Kaiserliche Marine) with the loss of a crew member.[10][278]

20 April

List of shipwrecks: 20 April 1917
Ship Country Description
Annapolis  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 74 nautical miles (137 km) north west of Eagle Island, County Mayo (55°45′N 11°45′W / 55.750°N 11.750°W / 55.750; -11.750) by SM U-61 and SM U-69 (both  Kaiserliche Marine). Her crew survived.[279]
August  Russia World War I: The barque was sunk in the Atlantic Ocean 300 nautical miles (560 km) west of Ireland (50°25′N 16°40′W / 50.417°N 16.667°W / 50.417; -16.667) by SM U-43 ( Kaiserliche Marine).[280]
Ballochbuie  United Kingdom World War I: The coaster was torpedoed and sunk in the North Sea 7 nautical miles (13 km) east of the Isle of May, Fife by SM UC-41 ( Kaiserliche Marine) with the loss of three of her crew.[10][281]
Caithness  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 130 nautical miles (240 km) north west by north of Cape Ortegal, Spain (45°48′N 11°07′W / 45.800°N 11.117°W / 45.800; -11.117) by SM U-52 ( Kaiserliche Marine) with the loss of 47 crew.[10][282]
Erith  United Kingdom World War I: The trawler was scuttled in the North Sea 40 nautical miles (74 km) south of Girdleness, Aberdeenshire by SM UC-44 ( Kaiserliche Marine). Her crew survived.[283]
Emma  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) south west by south of the Fastnet Rock (49°55′N 14°40′W / 49.917°N 14.667°W / 49.917; -14.667) by SM U-50 ( Kaiserliche Marine) with the loss of two crew.[284]
Georgios  Greece World War I: The cargo ship was sunk in the Bay of Biscay 11 nautical miles (20 km) south east of La Vieille, Finistère, France (47°56′N 4°27′W / 47.933°N 4.450°W / 47.933; -4.450) by SM UC-21 ( Kaiserliche Marine).[285]
Grecian  United Kingdom World War I: The trawler was scuttled in the North Sea 22 nautical miles (41 km) north east by east of the Longstone Lighthouse, Northumberland by SM UC-44 ( Kaiserliche Marine). Her crew survived.[286]
HMT Loch Eye  Royal Navy World War I: The naval trawler struck a mine and sank in the Irish Sea 1.25 nautical miles (2.32 km) south west of Hook Point, County Waterford (52°08′N 6°59′W / 52.133°N 6.983°W / 52.133; -6.983 with the loss of seven of her crew.[287]
Lowdale  United Kingdom World War I: The collier was shelled and sunk in the Atlantic Ocean 90 nautical miles (170 km) west by north of Gibraltar by SM U-35 ( Kaiserliche Marine). Her crew survived.[10][288][289]
Malakand  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 145 nautical miles (269 km) west of the Bishop Rock, Isles of Scilly (49°20′N 10°00′W / 49.333°N 10.000°W / 49.333; -10.000) by SM U-84 ( Kaiserliche Marine) with the loss of a crew member.[10][290]
Nentmoor  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 140 nautical miles (260 km) west of Gibraltar (32°25′N 8°02′W / 32.417°N 8.033°W / 32.417; -8.033) by SM U-35 ( Kaiserliche Marine). Her crew survived.[10][291]
HMS Nepaulin  Royal Navy World War I: The auxiliary minesweeper struck a mine and sank in the North Sea off the Dyck Lightship ( United Kingdom) with the loss of nineteen of her crew.[292]
HMT Othonna  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea (56°17′N 2°27′W / 56.283°N 2.450°W / 56.283; -2.450) with the loss of nine of her crew.[293]
Portloe  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 160 nautical miles (300 km) west north west of the Fastnet Rock (51°13′N 14°10′W / 51.217°N 14.167°W / 51.217; -14.167) by SM U-67 ( Kaiserliche Marine) with the loss of 24 crew.[294]
Ringholm  Norway World War I: The coaster was sunk in the North Sea 5 nautical miles (9.3 km) off St. Abb's Head, Berwickshire, United Kingdom by SM UC-41 ( Kaiserliche Marine). Her crew survived.[295]
HMT Ruthin Castle  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Skinningrove, Yorkshire (54°37′N 0°53′W / 54.617°N 0.883°W / 54.617; -0.883) with the loss of nine of her crew.[296]
San Hilario  United Kingdom World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 270 nautical miles (500 km) west by north of the Fastnet Rock (50°55′N 16°28′W / 50.917°N 16.467°W / 50.917; -16.467) by SM U-43 ( Kaiserliche Marine). Her crew survived.[10][297]
Torr Head  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 160 nautical miles (300 km) north west by north of the Fastnet Rock (52°10′N 14°00′W / 52.167°N 14.000°W / 52.167; -14.000) by SM U-60 ( Kaiserliche Marine). Her crew survived.[10][298]

21 April

List of shipwrecks: 21 April 1917
Ship Country Description
Diadem  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) south west by west of the Fastnet Rock by SM U-50 ( Kaiserliche Marine). Her crew survived.[10][299]
Emile et Charlotte  France World War I: The fishing vessel was sunk in the Bay of Biscay north east of the Île d'Yeu, Vendée by SM UC-21 ( Kaiserliche Marine). Her crew survived.[300]
SMS G42  Kaiserliche Marine World War I: Battle of Dover Strait: The Großes Torpedoboot 1913-class torpedo boat was rammed and sunk in the Strait of Dover by HMS Broke ( Royal Navy) with the loss of 36 of her 83 crew.
SMS G85  Kaiserliche Marine World War I: Battle of Dover Strait: The Großes Torpedoboot 1913-class torpedo boat was torpedoed and sunk in the Strait of Dover by HMS Swift ( Royal Navy).
Gerda  Norway World War I: The coaster was sunk in the North Sea 5 nautical miles (9.3 km) south west of Sumburgh Head, Shetland Islands, United Kingdom by SM UC-55 ( Kaiserliche Marine). Her crew survived.[301]
Giosue  Italy World War I: The brigantine was shelled and sunk in the Mediterranean Sea off Tunis, Tunisia (37°53′N 10°06′E / 37.883°N 10.100°E / 37.883; 10.100) by SM U-32 ( Kaiserliche Marine).[302]
Jedburgh  United Kingdom World War I: The trawler was scuttled in the North Sea (35 nautical miles (65 km) north north west of Foula by SM UC-33 ( Kaiserliche Marine). Her crew survived.[303]
Peik  Norway World War I: The coaster was sunk in the North Sea 10 nautical miles (19 km) north of Coquet Island, Northumberland, United Kingdom by SM UC-44 ( Kaiserliche Marine). Her crew survived.[304]
Pontiac  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 56 nautical miles (104 km) south west of the Fastnet Rock (50°31′N 10°09′W / 50.517°N 10.150°W / 50.517; -10.150) by SM U-53 ( Kaiserliche Marine) with the loss of two crew.[10][305]
Sebek  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 145 nautical miles (269 km) north west of Tory Island, County Donegal (56°12′N 12°20′W / 56.200°N 12.333°W / 56.200; -12.333) by SM U-70 ( Kaiserliche Marine) with the loss of a crew member.[10][306]
Skjold  Norway World War I: The barque was shelled and sunk in the Atlantic Ocean west north west of the Fastnet Rock (51°41′N 14°37′W / 51.683°N 14.617°W / 51.683; -14.617) by SM U-61 ( Kaiserliche Marine). Her crew survived.[307]
Telena  United Kingdom World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 170 nautical miles (310 km) west north west of the Fastnet Rock (51°16′N 14°00′W / 51.267°N 14.000°W / 51.267; -14.000) by SM U-61 ( Kaiserliche Marine). Her crew survived.[10][308]
SM UC-30  Kaiserliche Marine World War I: The Type UC II submarine struck a mine and sank in the North Sea 66 nautical miles (122 km) west of Nymindegab, Denmark with the loss of all 26 crew.
Ville de Dieppe  France World War I: The barque was shelled and sunk in the Bay of Biscay west of the Île d'Oléron, Charente-Maritime (45°59′N 1°52′W / 45.983°N 1.867°W / 45.983; -1.867) by SM UC-21 ( Kaiserliche Marine). Her crew survived and were rescued by a French Navy submarine.[309]
Warrior  United Kingdom World War I: The cargo ship struck a mine and sank in the Mediterranean Sea 7 nautical miles (13 km) north east of the Fratelli Rocks, Tunisia with the loss of a crew member.[310]
Yeovil  United Kingdom World War I: The trawler was scuttled in the North Sea 35 nautical miles (65 km) north north west of Foula by SM UC-33 ( Kaiserliche Marine) with the loss of a crew member.[40][311]

22 April

List of shipwrecks: 22 April 1917
Ship Country Description
Arethusa  United Kingdom World War I: The barque was scuttled in the Atlantic Ocean 15 nautical miles (28 km) north west of Eagle Island, County Mayo by SM UC-66 ( Kaiserliche Marine). Her crew survived.[312]
Blaatind  Norway World War I: The cargo ship was sunk in the Tyrrhenian Sea 30 nautical miles (56 km) off Civitavecchia, Lazio, Italy (42°28′N 10°59′E / 42.467°N 10.983°E / 42.467; 10.983) by SM U-33 ( Kaiserliche Marine) with the loss of two crew.[313]
Capenor  United Kingdom World War I: The cargo ship struck a mine and sank in the Bay of Biscay off La Pallice, Charente-Maritime, France (46°06′N 1°17′W / 46.100°N 1.283°W / 46.100; -1.283). Her crew survived.[314]
Giskø  Norway World War I: The cargo ship was sunk in the North Sea (61°03′N 3°28′E / 61.050°N 3.467°E / 61.050; 3.467 by SM U-21 ( Kaiserliche Marine). Her crew survived.[315]
Godø  Norway World War I: The coaster was sunk in the North Sea 16 nautical miles (30 km) east of the Shetland Islands, United Kingdom by SM UC-41 ( Kaiserliche Marine). Her crew survived.[316]
Maria S.  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea off Civitavecchia by SM U-33 ( Kaiserliche Marine).[317]
HMML 431  Royal Navy The motor launch was lost on this date.[16]
Neepawah  Canada World War I: The cargo ship was scuttled in the Atlantic Ocean 120 nautical miles (220 km) south west of the Bishop Rock, Isles of Scilly, United Kingdom by SM U-53 ( Kaiserliche Marine). Her crew survived.[10][318]
Nightingale  United Kingdom World War I: The fishing vessel was scuttled in the North Sea 26 nautical miles (48 km) south of Aberdeen by SM UC-44 ( Kaiserliche Marine). Her crew survived.[319]
Percy Birdsall  United States World War I: The schooner was sunk in the Bay of Biscay off the Gironde Estuary by SM UC-21 ( Kaiserliche Marine). Her crew survived.[320]
Theodore William  Norway World War I: The cargo ship was sunk in the North Sea 40 nautical miles (74 km) off the Shetland Islands (60°45′N 0°13′E / 60.750°N 0.217°E / 60.750; 0.217) by SM U-21 ( Kaiserliche Marine). Her crew survived.[321]
Unione  Italy World War I: The brigantine was sunk in the Tyrrhenian Sea off Civitavecchia (42°01′N 10°54′E / 42.017°N 10.900°E / 42.017; 10.900) by SM U-33 ( Kaiserliche Marine).[322]
Valerie  Norway World War I: The barque was shelled and sunk in the Bay of Biscay 30 nautical miles (56 km) west of the Cordouan Lighthouse, Charente Maritime by SM UC-21 ( Kaiserliche Marine). Her crew survived.[323]
Vestelv  Norway World War I: The full-rigged ship was scuttled in the Atlantic Ocean 14 nautical miles (26 km) off Tory Island, County Donegal, United Kingdom by SM U-93 ( Kaiserliche Marine). Her crew survived.[324]
Woodward Abrahams  United States World War I: The three-masted schooner was sunk in the Atlantic Ocean 407 nautical miles (754 km) west of the Fastnet Rock by SM U-43 ( Kaiserliche Marine). Her crew survived.[325]

23 April

List of shipwrecks: 23 April 1917
Ship Country Description
Acadian  Norway World War I: The barque was scuttled in the Atlantic Ocean 65 nautical miles (120 km) north west of Tory Island, County Donegal, United Kingdom (55°44′N 9°30′W / 55.733°N 9.500°W / 55.733; -9.500) by SM U-52 ( Kaiserliche Marine). Her crew survived.[326]
Auriac  United Kingdom World War I: The coaster was shelled and sunk in the North Sea 5 nautical miles (9.3 km) east south east of St Abb's Head, Berwickshire by SM UC-44 ( Kaiserliche Marine) with the loss of a crew member.[10][327]
Bandiera E. Moro  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean 50 nautical miles (93 km) west of Tangier, Morocco by SM U-35 ( Kaiserliche Marine). Her crew survived.[328]
Baron Stjernblad  Denmark World War I: The coaster was sunk in the North Sea 5 nautical miles (9.3 km) north east of Eyemouth, Berwickshire by SM UC-44 ( Kaiserliche Marine). Her crew survived.[329]
Boro  Italy World War I: The sailing vessel was sunk in the Aegean Sea east of Rhodes, Greece by SM UB-42 ( Kaiserliche Marine).[330]
Calluna  Denmark World War I: The barque was sunk in the Atlantic Ocean south west of the Isles of Scilly, United Kingdom (48°51′N 8°38′W / 48.850°N 8.633°W / 48.850; -8.633) by SM U-61 ( Kaiserliche Marine). Her crew survived.[331]
Cenobic  Belgium World War I: The fishing vessel struck a mine and sank in the English Channel off Le Tréport, Seine-Maritime, France with the loss of four of her crew.[332]
Dykland  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) west north west of the Fastnet Rock by SM U-50 ( Kaiserliche Marine). Her crew survived.[10][333]
Eptapyrgion  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 150 nautical miles (280 km) west of the Isles of Scilly by SM U-53 ( Kaiserliche Marine). Her crew survived.[10][334]
Imataka  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 15 nautical miles (28 km) south south west of the Daunt Rock by SM UC-47 ( Kaiserliche Marine). Her crew survived.[10][335]
Lena  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean south west of the Isles of Scilly (48°45′N 8°30′W / 48.750°N 8.500°W / 48.750; -8.500) by SM U-61 ( Kaiserliche Marine) with the loss of all 25 crew.[336]
HMT Lena Melling  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off the Elbow Lightship ( United Kingdom) (51°22′30″N 1°33′30″E / 51.37500°N 1.55833°E / 51.37500; 1.55833) with the loss of eleven of her crew.[337]
Marita  Norway World War I: The full-rigged ship was sunk in the Atlantic Ocean 110 nautical miles (200 km) west of St. Kilda, Inverness-shire, United Kingdom (58°21′N 10°34′W / 58.350°N 10.567°W / 58.350; -10.567) by SM U-82 ( Kaiserliche Marine). Her crew survived.[338]
Oswald  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) south west of the Fastnet Rock by SM U-50 ( Kaiserliche Marine). Her crew survived.[10][339]
HMT Rose II  Royal Navy World War I: The naval trawler struck a mine and sank in the Irish Sea off Belfast, County Down (54°44′N 5°38′W / 54.733°N 5.633°W / 54.733; -5.633) with the loss of six of her crew.[340]
Savio  Italy World War I: The cargo ship was sunk in the Bay of Biscay 20 nautical miles (37 km) south east of Belle Île, Morbihan, France by SM UC-36 ( Kaiserliche Marine). Her crew survived.[341]
Scot  Denmark World War I: The cargo ship was sunk in the North Sea 12 nautical miles (22 km) east by north of St Abb's Head (56°02′N 1°46′W / 56.033°N 1.767°W / 56.033; -1.767) by SM UC-44 ( Kaiserliche Marine). Her crew survived.[342]
Stegg  Norway World War I: The coaster was sunk in the North Sea (60 nautical miles (110 km) east of Lerwick, Shetland Islands, United Kingdom (60°41′N 0°37′E / 60.683°N 0.617°E / 60.683; 0.617) by SM UC-41 ( Kaiserliche Marine) with the loss of a crew member.[343]
Svanen  Denmark World War I: The full-rigged ship was sunk in the Atlantic Ocean 30 nautical miles (56 km) west north west of Muckle Flugga, Shetland Islands by SM U-60 ( Kaiserliche Marine) with the loss of two crew.[344]

24 April

List of shipwrecks: 24 April 1917
Ship Country Description
Amulree  United Kingdom World War I: The barque was sunk in the Atlantic Ocean 50 nautical miles (93 km) north by east of Tory Island, County Donegal (56°10′N 8°40′W / 56.167°N 8.667°W / 56.167; -8.667) by SM U-81 ( Kaiserliche Marine). Her crew survived.[345]
Anglesea  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean[346] 160 nautical miles (300 km) south west of the Bishop Rock, Isles of Scilly (48°56′N 10°17′W / 48.933°N 10.283°W / 48.933; -10.283) by SM U-53 ( Kaiserliche Marine). Her crew survived.[347]
Barnton  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 40 nautical miles (74 km) west by south of Pointe de Chassiron, Île d'Oléron, Charente-Maritime, France (45°40′N 2°12′W / 45.667°N 2.200°W / 45.667; -2.200) by SM UC-21 ( Kaiserliche Marine) with the loss of fourteen of her crew.[10][348]
Bien Aime Prof. Luigi  United Kingdom World War I: The sailing vessel was scuttled in the Atlantic Ocean off Cape St. Vincent, Portugal (36°53′N 9°10′W / 36.883°N 9.167°W / 36.883; -9.167) by SM U-35 ( Kaiserliche Marine).[349]
Clan Galbraith  Norway World War I: The four-masted barque was scuttled in the Atlantic Ocean west of Ireland (52°30′N 14°00′W / 52.500°N 14.000°W / 52.500; -14.000) by SM U-70 ( Kaiserliche Marine). Her crew survived.[350]
Cordelia  Sweden World War I: The barque was shelled and sunk in the Atlantic Ocean[351] (51°08′N 15°13′W / 51.133°N 15.217°W / 51.133; -15.217 (Cordelia)) by SM U-43 ( Kaiserliche Marine). Her crew survived.[93][352]
Eos  Denmark World War I: The three-masted schooner was sunk in the Atlantic Ocean west of Ireland (52°40′N 14°45′W / 52.667°N 14.750°W / 52.667; -14.750) by SM U-70 ( Kaiserliche Marine). Her crew survived.[353]
Ferndene  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 150 nautical miles (280 km) west of the Bishop Rock by SM U-53 ( Kaiserliche Marine) with the loss of nine crew.[10][354]
Heather  United Kingdom World War I: The drifter was scuttled in the Atlantic Ocean 14 nautical miles (26 km) west by nort of the Bishop Rock (49°52′N 6°48′W / 49.867°N 6.800°W / 49.867; -6.800) by SM UC-47 ( Kaiserliche Marine). Her crew survived.[355]
Kenilworth  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 3.5 nautical miles (6.5 km) west by south of Point St. Mathieu, Finistère, France (48°17′N 4°48′W / 48.283°N 4.800°W / 48.283; -4.800) by SM UC-36 ( Kaiserliche Marine). Her crew survived.[356]
La Providence  France World War I: The schooner was sunk in the Loire Estuary by SM UC-36 ( Kaiserliche Marine).[357]
HMT Margate  Royal Navy World War I: The naval trawler was shelled and sunk in the North Sea off Spurn Head, Yorkshire by SM UC-50 ( Kaiserliche Marine) with the loss of thirteen of her crew.[358]
Marie Blanche  France World War I: The sailing vessel was sunk in the English Channel 30 nautical miles (56 km) north of Cherbourg, Seine Maritime (50°08′N 1°37′W / 50.133°N 1.617°W / 50.133; -1.617) by SM UB-32 ( Kaiserliche Marine) with the loss of a crew member.[359]
Mayfly  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 75 nautical miles (139 km) north east by east of Scarborough, Yorkshire by SM UC-50 ( Kaiserliche Marine) with the loss of three of her crew.[360]
Metropolis  Norway World War I: The four-masted barque was scuttled in the Atlantic Ocean south west of the Isles of Scilly (48°30′N 11°15′W / 48.500°N 11.250°W / 48.500; -11.250) by SM U-61 ( Kaiserliche Marine). Her crew survived.[361]
Minister Tak van Poortvliet  Netherlands World War I: The cargo ship was torpedoed and sunk in the North Sea 20 nautical miles (37 km) off IJmuiden, North Holland (52°42′N 3°32′E / 52.700°N 3.533°E / 52.700; 3.533) by SM UB-10 ( Kaiserliche Marine).[362]
Nordsøen  Denmark World War I: The cargo ship was scuttled in the Atlantic Ocean off Cape St. Vincent (37°02′N 8°54′W / 37.033°N 8.900°W / 37.033; -8.900) by SM U-35 ( Kaiserliche Marine). Her crew survived.[363]
Plutus  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 9 nautical miles (17 km) north West of Trevose Head, Cornwall (50°41′N 5°07′W / 50.683°N 5.117°W / 50.683; -5.117) by SM UC-47 ( Kaiserliche Marine) with the loss if a crew member.[10][16][364]
Thistleard  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 135 nautical miles (250 km) west north west of Tory Island (55°10′N 12°00′W / 55.167°N 12.000°W / 55.167; -12.000) by SM U-82 ( Kaiserliche Marine). Her crew survived.[10][365]
Torvore  Norway World War I: The cargo ship was sunk in the Atlantic Ocean off Cape St. Vincent (37°00′N 8°54′W / 37.000°N 8.900°W / 37.000; -8.900) by SM U-35 ( Kaiserliche Marine). Her crew survived.[366]
Upton Castle  United Kingdom World War I: The trawler was scuttled in the North Sea 60 nautical miles (110 km) east of the Longstone Lighthouse, Northumberland by SM UC-29 ( Kaiserliche Marine). Her crew survived.[367]
Valkyrian  Sweden World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean south west of Ireland[368] by SM U-70 ( Kaiserliche Marine) with the loss of a crew member.[369]
Vestdal  Norway World War I: The full-rigged ship was shelled and sunk in the Atlantic Ocean 280 nautical miles (520 km) west of Ireland (52°19′N 15°18′W / 52.317°N 15.300°W / 52.317; -15.300) by SM U-70 ( Kaiserliche Marine) with the loss of a crew member.[370]
Vilhelm Krag  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 5 nautical miles (9.3 km) west of the Pildale Lighthouse, Portugal (37°03′N 8°44′W / 37.050°N 8.733°W / 37.050; -8.733) by SM U-35 ( Kaiserliche Marine). Her crew survived.[371]

25 April

List of shipwrecks: 25 April 1917
Ship Country Description
Abosso  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) west by north of the Fastnet Rock (57°10′N 14°58′W / 57.167°N 14.967°W / 57.167; -14.967) by SM U-43 ( Kaiserliche Marine) with the loss of 65 lives.[10][372]
Baigorry  France World War I: The cargo ship was scuttled in the Bay of Biscay 15 nautical miles (28 km) south south east of Belle Île, Morbihan (47°04′N 2°54′W / 47.067°N 2.900°W / 47.067; -2.900) by SM UC-21 ( Kaiserliche Marine). Her crew survived.[373]
Ballarat  United Kingdom World War I: The troopship was torpedoed and damaged in the Atlantic Ocean 24 nautical miles (44 km) south by west of the Wolf Rock, Cornwall (49°33′N 5°36′W / 49.550°N 5.600°W / 49.550; -5.600) by SM UB-32 ( Kaiserliche Marine). She was taken under tow but consequently sank (49°51′45″N 5°19′00″W / 49.86250°N 5.31667°W / 49.86250; -5.31667). Her crew and the 1600 troops on board survived.[374]
Elisabeth  Denmark World War I: An attempt was made to scuttle the schooner in the Atlantic Ocean 70 to 80 nautical miles (130 to 150 km) south west of Ireland (51°02′N 12°05′W / 51.033°N 12.083°W / 51.033; -12.083) by SM U-53 ( Kaiserliche Marine). The derelict ship was discovered 180 nautical miles (330 km)) north west of the Fastnet Rock on 30 April by SM U-81 ( Kaiserliche Marine), which also attempted to scuttle her, but she was kept afloat by her cargo of Pitch Pine. Although declared a constructive total loss, she was subsequently repaired and returned to service.[375]
Elizabeth  Netherlands World War I: The lugger was scuttled in the North Sea (52°36′N 3°40′E / 52.600°N 3.667°E / 52.600; 3.667) by SM UB-10 ( Kaiserliche Marine). Her crew survived.[376]
Este  Denmark World War I: The barque was sunk in the North Sea 50 nautical miles (93 km) west of Egerø, Norway (58°25′N 3°48′E / 58.417°N 3.800°E / 58.417; 3.800) by SM UB-34 ( Kaiserliche Marine). Her crew survived.[377]
Étendard  French Navy World War I: The Branlebas-class destroyer was torpedoed and sunk by an Imperial German Navy destroyer in the North Sea off Dunquerque, Nord, France, with the loss of all hands.[378]
Glenesk  Norway World War I: The barque was scuttled in the Atlantic Ocean 75 nautical miles (139 km) west north west of Eagle Island, County Mayo, United Kingdom by SM U-81 ( Kaiserliche Marine). Her crew survived.[379]
Havila  Denmark World War I: The barque was sunk on the Atlantic Ocean 15 nautical miles (28 km) east north east of North Rona,United Kingdom by SM U-58 ( Kaiserliche Marine). Her crew survived.[380]
Hawthornbank  Denmark World War I: The barque was sunk in the Atlantic Ocean 35 nautical miles (65 km) north by east of North Rona by SM U-58 ( Kaiserliche Marine) with the loss of nine crew.[381]
Heathfield  Norway World War I: The barque was scuttled in the Atlantic Ocean 53 nautical miles (98 km) west by north of Eagle Island by SM U-81 ( Kaiserliche Marine). Her crew survived.[382]
Hesperides  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 130 nautical miles (240 km) north west of the Fastnet Rock (52°00′N 13°50′W / 52.000°N 13.833°W / 52.000; -13.833) by SM U-69 ( Kaiserliche Marine) with the loss of a crew member.[10][383]
Hirondelle  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 13 nautical miles (24 km) south by east of Belle Île, Morbihan, France by SM UC-36 ( Kaiserliche Marine). Her crew survived.[384]
Invermay  United Kingdom World War I: The barque was scuttled in the Atlantic Ocean 40 nautical miles (74 km) north west by north of Eagle Island (54°40′N 11°00′W / 54.667°N 11.000°W / 54.667; -11.000) by SM U-81 ( Kaiserliche Marine). Her crew survived.[385]
Laura  United Kingdom World War I: The schooner was set afire and sunk in the Atlantic Ocean 150 nautical miles (280 km) west north west of the Fastnet Rock (51°20′N 13°30′W / 51.333°N 13.500°W / 51.333; -13.500) by SM U-53 ( Kaiserliche Marine). Her crew survived.[386]
Stephanosis  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) south west of the Fastnet Rock by SM U-82 ( Kaiserliche Marine) with the loss of six of her crew.[10][387]
Sokoto  Denmark World War I: The barque was sunk in the Atlantic Ocean 15 nautical miles (28 km) north east by north of North Rona by SM U-58 ( Kaiserliche Marine). Her crew survived.[388]
Swanmore  United Kingdom World War I: The cargo ship was shelled and damaged in the Atlantic Ocean 230 nautical miles (430 km) west north west of the Fastnet Rock by SM U-43 and SM U-93 (both  Kaiserliche Marine) She was then torpedoed and sunk by SM U-50 ( Kaiserliche Marine) with the loss of eleven crew.[389]

26 April

List of shipwrecks: 26 April 1917
Ship Country Description
Active  United Kingdom World War I: The trawler was scuttled in the North Sea 65 nautical miles (120 km) east by south of the Longstone Lighthouse by SM UC-50 ( Kaiserliche Marine). Her crew survived.[390]
Agnes Cairns  United Kingdom World War I: The sailing vessel was scuttled in the English Channel 8 nautical miles (15 km) north east of Alderney, Channel Islands by SM UC-65 ( Kaiserliche Marine). Her crew survived.[391]
Aigle  France World War I: The brigantine was scuttled in the English Channel 11 nautical miles (20 km) south west of Start Point, Devon, United Kingdom by SM UC-47 ( Kaiserliche Marine).[392]
Alhama  United Kingdom World War I: The cargo ship struck a mine and sank in the English Channel off Calais, Pas-de-Calais, France. Her crew survived.[393]
Amsteldijk  Netherlands World War I: The trawler was sunk in the North Sea off the Haaks Lightship ( Netherlands) (52°56′N 4°10′E / 52.933°N 4.167°E / 52.933; 4.167) by SM UC-63 ( Kaiserliche Marine). Her crew were rescued by the trawler Voorbode ( Netherlands.[394]
Athole  United Kingdom World War I: The auxiliary ketch was shelled and sunk in the English Channel 20 nautical miles (37 km) south of the Owers Lightship ( United Kingdom) by SM UC-65 ( Kaiserliche Marine). Her crew survived.[395]
Augusta  Italy The barque was scuttled in the Mediterranean Sea north east of Cap Bon, Tunisia (37°22′N 11°31′E / 37.367°N 11.517°E / 37.367; 11.517) by SM UC-27 ( Kaiserliche Marine).[396]
Boy Dennis  United Kingdom World War I: The fishing vessel was scuttled in the English Channel 10 nautical miles (19 km) south south west of Start Point, Devon by SM UC-21 ( Kaiserliche Marine). Her crew survived.[397]
Bretagne et Vendée  France World War I: The sailing vessel was sunk in the English Channel off Alderney (49°51′N 2°04′W / 49.850°N 2.067°W / 49.850; -2.067) by SM UC-65 ( Kaiserliche Marine).[398]
Chertsey  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 4 nautical miles (7.4 km) north of Algiers, Algeria (36°52′N 3°05′W / 36.867°N 3.083°W / 36.867; -3.083) by SM UC-67 ( Kaiserliche Marine). Her crew survived.[10][289][399]
Ehrglis  Russia World War I: The sailing vessel was set afire and sunk in the Atlantic Ocean (51°50′N 17°49′W / 51.833°N 17.817°W / 51.833; -17.817) by SM U-43 ( Kaiserliche Marine).[400]
Gennarino  Italy World War I: The three-masted schooner was scuttled in the Mediterranean Sea off Cap Bon (37°26′N 11°26′E / 37.433°N 11.433°E / 37.433; 11.433) by SM UC-27 ( Kaiserliche Marine).[401]
Harflete  United Kingdom World War I: The cargo ship was torpedoed, shelled and sunk in the Atlantic Ocean 200 nautical miles (370 km) north west by west of the Fastnet Rock (51°54′N 14°48′W / 51.900°N 14.800°W / 51.900; -14.800) by SM U-70 ( Kaiserliche Marine) with the loss of a crew member.[10][402]
Hekla  Norway World War I: The three-masted schooner was sunk in the Atlantic Ocean 120 nautical miles (220 km) north west of the Slyne Head Lighthouse, County Galway, United Kingdom by SM U-53 ( Kaiserliche Marine). Her crew survived.[403]
Hektoria  Norway World War I: The cargo ship was sunk in the Atlantic Ocean (50°38′N 18°40′W / 50.633°N 18.667°W / 50.633; -18.667) by SM U-43 ( Kaiserliche Marine). Her crew survived.[404]
John Lockett  Norway World War I: The barque was scuttled in the English Channel 25 nautical miles (46 km) south of The Lizard, Cornwall, United Kingdom (49°32′N 5°05′W / 49.533°N 5.083°W / 49.533; -5.083) by SM UC-47 ( Kaiserliche Marine). Her crew survived.[405]
Kong Oscar II  Norway World War I: The sailing vessel was sunk in the Seine Estuary by SM UB-38 ( Kaiserliche Marine). Her crew survived.[406]
Monitor  United Kingdom World War I: The schooner was scuttled in the Mediterranean Sea 20 nautical miles (37 km) south by east of Cap d'Antibes, Alpes-Maritimes, France (43°11′N 7°52′E / 43.183°N 7.867°E / 43.183; 7.867) by SM U-33 ( Kaiserliche Marine). Her crew survived.[407]
HMT Plantin  Royal Navy World War I: The naval trawler struck a mine and sank in the English Channel 3 nautical miles (5.6 km) east of Anvil Point, Dorset with the loss of nine of her crew.[408]
HMT Repro  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Tod Head, Aberdeenshire (56°53′N 2°08′W / 56.883°N 2.133°W / 56.883; -2.133) with the loss of thirteen of her crew.[409]
Rio Lages  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 155 nautical miles (287 km) north west by north of the Fastnet Rock (51°38′N 12°52′W / 51.633°N 12.867°W / 51.633; -12.867) by SM U-69 ( Kaiserliche Marine) with the loss of three of her crew.[10][410]
Telefon  Norway World War I: The sailing vessel was sunk in the North Sea (54°57′N 1°48′E / 54.950°N 1.800°E / 54.950; 1.800) by SM UC-50 ( Kaiserliche Marine). Her crew survived.[411]
Vauxhall  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 110 nautical miles (200 km) north west by west of the Fastnet Rock (51°45′N 12°30′W / 51.750°N 12.500°W / 51.750; -12.500) by SM U-69 ( Kaiserliche Marine) with the loss of two of her crew.[10][412]

27 April

List of shipwrecks: 27 April 1917
Ship Country Description
HMT Agile  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea 3 nautical miles (5.6 km) east of the Sunk Lightship ( United Kingdom) with the loss of three of her crew.[413]
HMS Alfalfa  Royal Navy World War I: The collier was sunk in the Atlantic Ocean 30 nautical miles (56 km) off the Isles of Scilly (49°15′N 6°20′W / 49.250°N 6.333°W / 49.250; -6.333) by SM UB-32 ( Kaiserliche Marine) with the loss of 30 crew.[289][414]
Beemah  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 30 nautical miles (56 km) south west by south of the Bishop Rock, Isles of Scilly by SM UB-32 ( Kaiserliche Marine) with the loss of three of her crew.[289][415]
Burrowa  United Kingdom The four-masted barque was scuttled in the Atlantic Ocean 60 nautical miles (110 km) west of the Isles of Scilly by SM UC-65 ( Kaiserliche Marine). Her crew survived.[416]
Dromore  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 140 nautical miles (260 km) west of Tory Island, County Donegal (56°30′N 11°40′W / 56.500°N 11.667°W / 56.500; -11.667) by SM U-58 ( Kaiserliche Marine). Her crew survived.[417]
Dunmore Head  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 135 nautical miles (250 km) west of Tory Island (56°12′N 12°00′W / 56.200°N 12.000°W / 56.200; -12.000) by SM U-62 ( Kaiserliche Marine). Her crew survived.[10][418]
Glencluny  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 4 nautical miles (7.4 km) north west of Cape Sigli, Algeria by SM UC-67 ( Kaiserliche Marine) with the loss of four of her crew.[10][419]
Good Hope  United Kingdom World War I: The ketch was shelled and sunk in the English Channel 15 nautical miles (28 km) north north west of Barfleur, Manche, France by SM UC-72 ( Kaiserliche Marine). Her crew survived.[420]
Inveramsay  United Kingdom World War I: The barque was shelled and sunk in the Atlantic Ocean north west of Ireland (56°00′N 11°30′W / 56.000°N 11.500°W / 56.000; -11.500) by SM U-62 ( Kaiserliche Marine) with the loss of all hands.[421]
Jessie  United Kingdom World War I: The schooner was scuttled in the English Channel 7 nautical miles (13 km) west of Portland Bill, Dorset by SM UB-38 ( Kaiserliche Marine). Her crew survived.[422]
Karuma  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 5 nautical miles (9.3 km) north of Cape Sigle (37°09′N 4°50′E / 37.150°N 4.833°E / 37.150; 4.833) by SM UC-67 ( Kaiserliche Marine) with the loss of two of her crew.[10][423]
Langfond  Norway World War I: The cargo ship was sunk in the Atlantic Ocean (58°49′N 10°53′W / 58.817°N 10.883°W / 58.817; -10.883) by SM U-58 ( Kaiserliche Marine). Her crew survived.[424]
Mafalda  Italy World War I: The brigantine was scuttled in the Mediterranean Sea (43°06′N 7°40′E / 43.100°N 7.667°E / 43.100; 7.667) by SM U-33 ( Kaiserliche Marine).[425]
Manchester Citizen  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 240 nautical miles (440 km) north west of the Fastnet Rock (52°30′N 15°40′W / 52.500°N 15.667°W / 52.500; -15.667) by SM U-70 ( Kaiserliche Marine) with the loss of a crew member.[426]
Margaret B. Rouss  United States The schooner was sunk in the Mediterranean Sea 42 nautical miles (78 km) south of Monaco by SM U-33 ( Kaiserliche Marine). Her crew survived.[427]
Nidelven  Norway World War I: The cargo ship struck a mine and sank in the North Sea 10 nautical miles (19 km) north east of Coquet Island, Northumberland, United Kingdom (55°29′N 1°27′W / 55.483°N 1.450°W / 55.483; -1.450) with the loss of three of her crew.[428]
Ragnhild  Norway World War I: The cargo ship struck a mine and sank in the North Sea 10 nautical miles (19 km) north of the mouth of the River Tyne (55°16′N 1°22′W / 55.267°N 1.367°W / 55.267; -1.367) with the loss of two of her crew.[429]
Uranus  Italy World War I: The cargo ship was sunk in the Atlantic Ocean 60 nautical miles (110 km) west of the Fastnet Rock by SM U-81 ( Kaiserliche Marine).[430]
Verjø  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 10 nautical miles (19 km) north of the Stiff Lighthouse, Ouessant, Finistère, France by SM UC-36 ( Kaiserliche Marine) with the loss of ten of her crew.[431]

28 April

List of shipwrecks: 28 April 1917
Ship Country Description
Alu Mendi  Spain World War I: The cargo ship was sunk in the Atlantic Ocean 12 nautical miles (22 km) south south east of the Tuskar Rock, Ireland by SM UC-65 ( Kaiserliche Marine).[432]
Anne Marie  Norway World War I: The sailing vessel was sunk in the Atlantic Ocean 160 nautical miles (300 km) north west of Ireland by SM U-70 ( Kaiserliche Marine). Her crew survived.[433]
Bullmouth  United Kingdom World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 125 nautical miles (232 km) north west by west of Tory Island, County Donegal (58°34′N 10°50′W / 58.567°N 10.833°W / 58.567; -10.833) by SM U-58 ( Kaiserliche Marine). Her crew survived.[10][434]
Carmelo Padre  Italy World War I: The sailing vessel was sunk in the Strait of Messina by SM U-63 ( Kaiserliche Marine).[435]
Condor  Russia World War I: The cargo ship was sunk in the Atlantic Ocean 90 nautical miles (170 km) west of Ouessant, Finistère, France by SM UC-36 ( Kaiserliche Marine).[436]
Diana  Denmark World War I: The barquentine was damaged in the Atlantic Ocean 200 nautical miles (370 km) south west of the Fastnet Rock (49°40′N 13°10′W / 49.667°N 13.167°W / 49.667; -13.167) by SM U-93 ( Kaiserliche Marine). She was subsequently towed in to Queenstown, County Cork, United Kingdom where she was declared a total loss. Diana was later repaired and returned to service.[437]
Giuseppe Padre I  Italy World War I: The sailing vessel was sunk in the Strait of Messina by SM U-63 ( Kaiserliche Marine).[438]
Giuseppina G.  Italy World War I: The sailing vessel was sunk in the Strait of Messina by SM U-63 ( Kaiserliche Marine).[439]
I Due Fratelli P.  Italy World War I: The sailing vessel was sunk in the Strait of Messina by SM U-63 ( Kaiserliche Marine).[440]
Jose de Larrinaga  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 150 nautical miles (280 km) west north west of the Fastnet Rock (51°32′N 13°20′W / 51.533°N 13.333°W / 51.533; -13.333) by SM U-81 ( Kaiserliche Marine) with the loss of twelve crew.[441]
Juliette  France World War I: The sailing vessel struck a mine and sank in the Mediterranean Sea off Mostaganem, Algeria.[442]
Karonga  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Strait of Messina 2 nautical miles (3.7 km) south south east of Cape Schio, Italy by SM U-63 ( Kaiserliche Marine) with the loss of eighteen crew. Her captain was taken as a prisoner of war.[10][443]
Lisetta  Italy World War I: The fishing vessel was sunk in the Mediterranean Sea 8 nautical miles (15 km) west of the Îles Sanguinaires, France by SM U-33 ( Kaiserliche Marine). Her crew survived.[444]
Medina  United Kingdom World War I: The passenger ship was torpedoed and sunk in the English Channel off Start Point, Devon (50°15′N 3°30′W / 50.250°N 3.500°W / 50.250; -3.500) by SM UB-31 ( Kaiserliche Marine).
Natale B.  Italy World War I: The sailing vessel was sunk in the Strait of Messina by SM U-63 ( Kaiserliche Marine).[445]
Niobe  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea off Malta by SM UC-37 ( Kaiserliche Marine).[446]
Olga  Russia World War I: The cargo ship was shelled and sunk in the Barents Sea 89 nautical miles (165 km) off the North Cape, Finnmark, Norway by SM U-45 ( Kaiserliche Marine).[447]
Pontiac  United Kingdom World War I: The cargo ship was sunk in the Mediterranean Sea 70 nautical miles (130 km) north east of Marsa Susa, Libya (34°04′N 22°06′E / 34.067°N 22.100°E / 34.067; 22.100) by SM UC-74 ( Kaiserliche Marine) with the loss of a crew member. Four of the survivors were taken as prisoners of war.[448]
Port Jackson  United Kingdom World War I: The four-masted barque was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) west by north of the Fastnet Rock (51°00′N 14°02′W / 51.000°N 14.033°W / 51.000; -14.033) by SM U-67 ( Kaiserliche Marine) with the loss of fourteen crew.[449]
Pursue  United Kingdom World War I: The fishing vessel was scuttled in the English Channel 12 nautical miles (22 km) south west of Bolt Head, Devon by SM UB-32 ( Kaiserliche Marine). Her crew survived.[450]
San Francesco Di Paola  Italy World War I: The sailing vessel was sunk in the Strait of Messina by SM U-63 ( Kaiserliche Marine).[451]
Teakwood  United Kingdom World War I: The tanker was torpedoed and sunk in the Aegean Sea 26 nautical miles (48 km) south west by west of Sapientza, Greece (36°39′N 21°10′E / 36.650°N 21.167°E / 36.650; 21.167) by SM U-14 ( Austro-Hungarian Navy). Her crew survived.[10][452]
Terence  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 150 nautical miles (280 km) west by north of the Fastnet Rock (52°40′N 12°55′W / 52.667°N 12.917°W / 52.667; -12.917) by SM U-81 ( Kaiserliche Marine) with the loss of a crew member.[10][453]
Vacuum  United States World War I: The tanker was sunk in the Atlantic Ocean 120 nautical miles (220 km) west of Barra, Outer Hebrides, United Kingdom (57°20′N 10°10′W / 57.333°N 10.167°W / 57.333; -10.167) by SM U-44 ( Kaiserliche Marine) with the loss of 24 crew.[454]

29 April

List of shipwrecks: 29 April 1917
Ship Country Description
Askepot  Norway World War I: The full-rigged ship was scuttled in the Atlantic Ocean 125 nautical miles (232 km) west of the Isles of Scilly, United Kingdom (49°48′N 9°17′W / 49.800°N 9.283°W / 49.800; -9.283) by SM U-21 ( Kaiserliche Marine). Her crew survived.[455]
Bayonnais  France World War I: The fishing vessel was scuttled in the Bay of Biscay off Guilvinec, Finistère by SM UC-72 ( Kaiserliche Marine) with the loss of all four crew.[456]
Carbo I  Denmark World War I: The cargo ship was sunk in the North Sea (55°56′N 2°06′E / 55.933°N 2.100°E / 55.933; 2.100) by SM UC-29 ( Kaiserliche Marine). Her crew survived.[457]
Comedian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) west of the Bishop Rock, Isles of Scilly (48°06′N 10°45′W / 48.100°N 10.750°W / 48.100; -10.750) by SM U-93 ( Kaiserliche Marine). Her crew survived.[10][458]
Daleby  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) north west of the Fastnet Rock by SM U-70 ( Kaiserliche Marine) with the loss of 25 crew.[10][459]
Dilston Castle  United Kingdom World War I: The trawler was scuttled in the North Sea 16 nautical miles (30 km) east by south of Aberdeen (57°10′N 1°32′W / 57.167°N 1.533°W / 57.167; -1.533) by SM UB-22 ( Kaiserliche Marine). Her crew survived.[40][460]
Ellen Harrison  United Kingdom World War I: The schooner was shelled and sunk in the English Channel 7 nautical miles (13 km) north west of Cherbourg, Seine-Maritime, France by SM UB-32 ( Kaiserliche Marine). Her crew survived.[10][461]
Eugènie et Lucie  France World War I: The sailing vessel was sunk in the Bay of Biscay off Audierne, Finistère by SM UC-72 ( Kaiserliche Marine).[462]
Frère des Cinq Soeurs  France World War I: The sailing vessel was sunk in the Bay of Biscay off Audierne by SM UC-72 ( Kaiserliche Marine) Her crew survived.[463]
Giuseppe Maria  Italy World War I: The sailing vessel was sunk in the Strait of Sicily by SM UC-37 ( Kaiserliche Marine).[464]
Hurlford  United Kingdom The collier was wrecked in Gunna Sound, Scotland.[465]
Ikbal  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) west by south of the Bishop Rock (48°34′N 12°35′W / 48.567°N 12.583°W / 48.567; -12.583) by SM U-93 ( Kaiserliche Marine). Her crew survived, but three of them were taken as prisoners of war.[10][466]
Mermaid  United Kingdom World War I: The schooner was scuttled in the English Channel 18 nautical miles (33 km) south south west of Anvil Point, Devon by SM UB-32 ( Kaiserliche Marine). Her crew survived.[467]
Petit Ernest  France World War I: The fishing vessel was scuttled in the Bay of Biscay off Guilvinec by SM UC-72 ( Kaiserliche Marine) with the loss of all three crew.[468]
Victoria  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 5 nautical miles (9.3 km) north east by north of Scarborough, Yorkshire by SM UB-21 ( Kaiserliche Marine) with the loss of a crew member.[10][469]

30 April

List of shipwrecks: 30 April 1917
Ship Country Description
HMT Arfon  Royal Navy World War I: The naval trawler struck a mine and sank in the English Channel off St Alban's Head, Dorset (50°30′N 2°10′W / 50.500°N 2.167°W / 50.500; -2.167) with the loss of ten of her crew.[470]
Argo  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 15 nautical miles (28 km) east of Buchan Ness, Aberdeenshire by SM UB-22 ( Kaiserliche Marine). Her crew survived.[40][471]
Ascaro  Italy World War I: The cargo ship was sunk in the Atlantic Ocean south west of Ireland (49°10′N 11°40′W / 49.167°N 11.667°W / 49.167; -11.667) by SM U-93 ( Kaiserliche Marine).[472]
Borrowdale  Russia World War I: The barque was stopped and sunk in the Atlantic Ocean south of Ireland (49°00′N 10°20′W / 49.000°N 10.333°W / 49.000; -10.333) by SM U-21 ( Kaiserliche Marine). Her crew survived.[473]
Chrisomalli Th. Sifneo  Greece World War I: The cargo ship was sunk in the Mediterranean Sea east of Algiers, Algeria (36°55′N 4°02′E / 36.917°N 4.033°E / 36.917; 4.033) by SM U-33 ( Kaiserliche Marine). Her crew survived.[474]
Colbert  France World War I: The troopship was torpedoed and sunk in the Mediterranean Sea (37°05′N 8°22′E / 37.083°N 8.367°E / 37.083; 8.367) by SM UC-37 ( Kaiserliche Marine) with the loss of 51 lives.[475]
Delamere  United Kingdom World War I: The 1,525-ton United Africa Company cargo ship was torpedoed and sunk in the Atlantic Ocean 110 nautical miles (200 km) west by north of the Fastnet Rock (51°40′N 13°00′W / 51.667°N 13.000°W / 51.667; -13.000) by SM U-70 ( Kaiserliche Marine) with the loss of ten crew.[10][476]
Eden  Norway World War I: The cargo ship was sunk in the English Channel off Worthing, West Sussex, United Kingdom (50°48′N 0°22′W / 50.800°N 0.367°W / 50.800; -0.367) by SM UC-70 ( Kaiserliche Marine). Her crew survived.[477]
Fortunata  Italy World War I: The cargo ship was sunk in the Atlantic Ocean 130 nautical miles (240 km) west of the Fastnet Rock by SM U-62 ( Kaiserliche Marine). Her crew survived.[478]
Gorizia  Uruguay World War I: The cargo ship struck a mine and sank in the English Channel 17 nautical miles (31 km) west by north of Portland Bill, Dorset (50°36′N 2°55′W / 50.600°N 2.917°W / 50.600; -2.917).[479]
Horsa  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 195 nautical miles (361 km) south west by west of the Fastnet Rock (48°43′N 12°35′W / 48.717°N 12.583°W / 48.717; -12.583) by SM U-93 ( Kaiserliche Marine) with the loss of eleven of her crew. One of the survivors was taken as a prisoner of war.[10][480]
Jarstein  Norway World War I: The sailing vessel was sunk in the North Sea 80 nautical miles (150 km) south west by west of the Egerä Lighthouse (57°35′N 4°15′E / 57.583°N 4.250°E / 57.583; 4.250) by SM U-61 ( Kaiserliche Marine). Her crew survived.[481]
Little Mystery  United Kingdom World War I: The schooner was scuttled in the English Channel off Portland Bill by SM UC-61 ( Kaiserliche Marine). Her crew survived.[482]
Parthenon  Greece World War I: The cargo ship was sunk in the Atlantic Ocean 200 nautical miles (370 km) south west of the Fastnet Rock (49°25′N 11°58′W / 49.417°N 11.967°W / 49.417; -11.967) by SM U-93 ( Kaiserliche Marine).[483]
Portbail  France World War I: The coaster was sunk in the English Channel north east of Cap Barfleur, Manche (50°05′N 0°55′W / 50.083°N 0.917°W / 50.083; -0.917) by SM UB-32 ( Kaiserliche Marine). Her crew survived.[484]
HMS Tulip  Royal Navy World War I: The Aubretia-class sloop, operating as a Q-ship, was torpedoed and sunk in the Atlantic Ocean south west of Ireland by SM U-62 ( Kaiserliche Marine) with the loss of 102 crew. Her captain survived and was taken as a prisoner of war.[485]

Unknown date

List of shipwrecks: Unknown date 1917
Ship Country Description
Agia  Greece World War I: The sailing vessel was sunk in the Mediterranean Sea off the coast of North Africa by SM UC-22 ( Kaiserliche Marine).[486]
Evangelistria  Greece World War I: The sailing vessel was sunk in the Mediterranean Sea off the coast of North Africa by SM UC-22 ( Kaiserliche Marine).[487]
Kyriotis  Greece World War I: The sailing vessel was sunk in the Mediterranean Sea off the coast of North Africa by SM UC-22 ( Kaiserliche Marine). Her crew survived.[488]

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  10. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 "BRITISH MERCHANT SHIPS LOST to ENEMY ACTION Part 2 of 3 - January-August 1917 in date order". Naval History. Retrieved 23 January 2013.
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  90. ↑ "Strathrannoch". Uboat.net. Retrieved 3 December 2012.
  91. ↑ "Thelma". Uboat.net. Retrieved 24 December 2012.
  92. ↑ "Vine Branch". Uboat.net. Retrieved 11 October 2012.
  93. 1 2 "Belgian Merchant A-G" (PDF). Belgische Koopvaardij. Retrieved 1 October 2010.
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  96. ↑ "Fiskaa". Uboat.net. Retrieved 8 October 2012.
  97. ↑ "Jason". Uboat.net. Retrieved 20 October 2012.
  98. ↑ "Maplewood". Uboat.net. Retrieved 4 October 2012.
  99. ↑ "Salmo". Uboat.net. Retrieved 13 October 2012.
  100. ↑ "Seward". Uboat.net. Retrieved 9 October 2012.
  101. ↑ "Trefusis". Uboat.net. Retrieved 17 October 2012.
  102. ↑ "Alba". Uboat.net. Retrieved 9 October 2012.
  103. 1 2 "Major Warships Sunk in World War 1 1917". World War I. Retrieved 23 February 2013.
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  106. ↑ "Lucia". Uboat.net. Retrieved 17 October 2012.
  107. ↑ "Nestos". Uboat.net. Retrieved 7 November 2012.
  108. ↑ "Papa Gian Battista". Uboat.net. Retrieved 17 October 2012.
  109. ↑ "Petridge". Uboat.net. Retrieved 11 October 2012.
  110. ↑ "Torrington". Uboat.net. Retrieved 11 October 2012.
  111. ↑ "Umvoti". Uboat.net. Retrieved 11 October 2012.
  112. ↑ "Avon". Uboat.net. Retrieved 21 November 2012.
  113. ↑ "Steamer sunk through collision.". The Times (41449). London. 2 April 1917. col B, p. 8.
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  116. ↑ "Ganslei". Uboat.net. Retrieved 20 October 2012.
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  118. ↑ "Ortho". Uboat.net. Retrieved 21 November 2012.
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  132. ↑ "Cyfarthfa". Uboat.net. Retrieved 7 November 2012.
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  144. ↑ "Angela M.". Uboat.net. Retrieved 17 October 2012.
  145. ↑ "Caliban". Uboat.net. Retrieved 29 December 2012.
  146. ↑ "Chinkiang". Uboat.net. Retrieved 29 December 2012.
  147. ↑ "Crown Prince". Uboat.net. Retrieved 29 December 2012.
  148. ↑ "Dina Henderika". Uboat.net. Retrieved 3 December 2012.
  149. ↑ "Edelweiss". Uboat.net. Retrieved 26 December 2012.
  150. ↑ "Equerry". Uboat.net. Retrieved 29 December 2012.
  151. ↑ "Ernst Sophie". Uboat.net. Retrieved 2 December 2012.
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  153. ↑ "Glencliffe". Uboat.net. Retrieved 9 October 2012.
  154. ↑ "India". Uboat.net. Retrieved 4 October 2012.
  155. ↑ "Kildale". Uboat.net. Retrieved 30 September 2012.
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  159. ↑ "Lismore". Uboat.net. Retrieved 5 November 2012.
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  162. ↑ "Osprey". Uboat.net. Retrieved 29 December 2012.
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  164. ↑ "Union". Uboat.net. Retrieved 3 December 2012.
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  176. ↑ "Odysseus". Uboat.net. Retrieved 4 October 2012.
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  178. ↑ "Stork". Uboat.net. Retrieved 10 December 2012.
  179. ↑ "Strathcona". Uboat.net. Retrieved 20 October 2012.
  180. ↑ "Stromboli". Uboat.net. Retrieved 4 October 2012.
  181. ↑ "Zara". Uboat.net. Retrieved 29 September 2012.
  182. ↑ "Alberta". Uboat.net. Retrieved 21 November 2012.
  183. ↑ "Andromach". Uboat.net. Retrieved 20 October 2012.
  184. ↑ "Cinque Ottobre". Uboat.net. Retrieved 26 November 2012.
  185. ↑ "Fjeldli". Uboat.net. Retrieved 29 September 2012.
  186. ↑ "Gange". Uboat.net. Retrieved 8 December 2012.
  187. ↑ "Hermione". Uboat.net. Retrieved 4 December 2012.
  188. ↑ "HMT Orcades". Uboat.net. Retrieved 21 November 2012.
  189. ↑ "Patagonier". Uboat.net. Retrieved 4 October 2012.
  190. ↑ "Progresso". Uboat.net. Retrieved 26 November 2012.
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  192. ↑ "Tom". Uboat.net. Retrieved 1 December 2012.
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  195. ↑ "HMS Veronica". Uboat.net. Retrieved 7 November 2012.
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  198. ↑ "Astræa". Uboat.net. Retrieved 11 October 2012.
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  200. ↑ "Dalmatian". Uboat.net. Retrieved 15 December 2012.
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  215. ↑ "Eduard". Uboat.net. Retrieved 26 December 2012.
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  217. ↑ "Lord Chancellor". Uboat.net. Retrieved 10 December 2012.
  218. ↑ "Marden". Uboat.net. Retrieved 4 November 2012.
  219. ↑ "Polycarp". Uboat.net. Retrieved 18 December 2012.
  220. ↑ "Queen Mary". Uboat.net. Retrieved 13 October 2012.
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  222. ↑ "Rosetta". Uboat.net. Retrieved 7 November 2012.
  223. ↑ "Sagres". Uboat.net. Retrieved 8 December 2012.
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  226. ↑ "Victoria". Uboat.net. Retrieved 6 November 2012.
  227. ↑ "Aburi". Uboat.net. Retrieved 14 October 2012.
  228. ↑ Swedish Board of Trade: ”Svenska handelsflottans krigsförluster 1914-1920” (Swedish Merchant Marine War losses 1914-1920), Stockholm 1921, p 305-6
  229. ↑ "Atalanta". Uboat.net. Retrieved 22 October 2012.
  230. ↑ "Bretagne". Uboat.net. Retrieved 16 December 2012.
  231. ↑ "Brisbane River". Uboat.net. Retrieved 4 October 2012.
  232. ↑ "Cairnhill". Uboat.net. Retrieved 11 October 2012.
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  235. ↑ "Costante". Uboat.net. Retrieved 30 September 2012.
  236. ↑ "Dantzic". Uboat.net. Retrieved 16 December 2012.
  237. ↑ "Donegal". Uboat.net. Retrieved 28 November 2012.
  238. ↑ "Fight in the Channel.". The Times (41459). London. 23 April 1917. col A, p. 8.
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  267. ↑ "Ellida". Uboat.net. Retrieved 7 November 2012.
  268. ↑ "Elswick Manor". Uboat.net. Retrieved 21 October 2012.
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  277. ↑ "Star Of Freedom". Uboat.net. Retrieved 16 December 2012.
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  286. ↑ "Grecian". Uboat.net. Retrieved 15 December 2012.
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  289. 1 2 3 4 "BRITISH NAVAL VESSELS LOST AT SEA Part 1 of 2 - Abadol (oiler) to Lynx (destroyer)". Naval History. Retrieved 2 February 2013.
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  293. ↑ "Othonna". Uboat.net. Retrieved 10 December 2012.
  294. ↑ "Portloe". Uboat.net. Retrieved 17 October 2012.
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  296. ↑ "Ruthin Castle". Uboat.net. Retrieved 17 December 2012.
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  310. ↑ "Warrior". Uboat.net. Retrieved 8 December 2012.
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  317. ↑ "Maria S.". Uboat.net. Retrieved 1 October 2012.
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  339. ↑ "Oswald". Uboat.net. Retrieved 9 October 2012.
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  367. ↑ "Upton Castle". Uboat.net. Retrieved 3 December 2012.
  368. ↑ Swedish Board of Trade: ”Svenska handelsflottans krigsförluster 1914-1920” (Swedish Merchant Marine War losses 1914-1920), Stockholm 1921, p 307-8
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  374. ↑ "Ballarat". Uboat.net. Retrieved 2 November 2012.
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  377. ↑ "Este". Uboat.net. Retrieved 3 November 2012.
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  385. ↑ "Invermay". Uboat.net. Retrieved 21 October 2012.
  386. ↑ "Laura". Uboat.net. Retrieved 10 October 2012.
  387. ↑ "Hackensack". Uboat.net. Retrieved 21 October 2012.
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  389. ↑ "Swanmore". Uboat.net. Retrieved 9 October 2012.
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  399. ↑ "Chertsey". Uboat.net. Retrieved 25 December 2012.
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  417. ↑ "Dromore". Uboat.net. Retrieved 12 October 2012.
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  427. ↑ "MBR". Uboat.net. Retrieved 1 October 2012.
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  431. ↑ "Verjø". Uboat.net. Retrieved 7 December 2012.
  432. ↑ "Alu Mendi". Uboat.net. Retrieved 24 December 2012.
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  434. ↑ "Bullmouth". Uboat.net. Retrieved 12 October 2012.
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  436. ↑ "Condor". Uboat.net. Retrieved 7 December 2012.
  437. ↑ "Diana". Uboat.net. Retrieved 23 October 2012.
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  439. ↑ "Giuseppina G.". Uboat.net. Retrieved 16 October 2012.
  440. ↑ "I Due Fratelli P.". Uboat.net. Retrieved 16 October 2012.
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  443. ↑ "Karonga". Uboat.net. Retrieved 16 October 2012.
  444. ↑ "Lisetta". Uboat.net. Retrieved 1 October 2012.
  445. ↑ "Natale B.". Uboat.net. Retrieved 16 October 2012.
  446. ↑ "Niobe". Uboat.net. Retrieved 8 December 2012.
  447. ↑ "Olga". Uboat.net. Retrieved 8 October 2012.
  448. ↑ "Pontiac". Uboat.net. Retrieved 28 December 2012.
  449. ↑ "Port Jackson". Uboat.net. Retrieved 17 October 2012.
  450. ↑ "Pursue". Uboat.net. Retrieved 2 November 2012.
  451. ↑ "San Francesco Di Paola". Uboat.net. Retrieved 16 October 2012.
  452. ↑ "Teakwood". Uboat.net. Retrieved 30 December 2012.
  453. ↑ "Terence". Uboat.net. Retrieved 21 October 2012.
  454. ↑ "Vacuum". Uboat.net. Retrieved 7 October 2012.
  455. ↑ "Askepot". Uboat.net. Retrieved 27 September 2012.
  456. ↑ "Bayonnais". Uboat.net. Retrieved 28 December 2012.
  457. ↑ "Carbo I". Uboat.net. Retrieved 3 December 2012.
  458. ↑ "Comedian". Uboat.net. Retrieved 23 October 2012.
  459. ↑ "Daleby". Uboat.net. Retrieved 18 October 2012.
  460. ↑ "Dilston Castle". Uboat.net. Retrieved 31 October 2012.
  461. ↑ "Ellen Harrison". Uboat.net. Retrieved 2 November 2012.
  462. ↑ "Eugenie Et Lucie". Uboat.net. Retrieved 28 December 2012.
  463. ↑ "Frere Des Cinq Soeurs". Uboat.net. Retrieved 28 December 2012.
  464. ↑ "Giuseppe Maria". Uboat.net. Retrieved 8 December 2012.
  465. ↑ "SS Hurlford [+1917]". Wrecksite. Retrieved 2 February 2013.
  466. ↑ "Ikbal". Uboat.net. Retrieved 23 October 2012.
  467. ↑ "Mermaid". Uboat.net. Retrieved 2 November 2012.
  468. ↑ "Petit Ernest". Uboat.net. Retrieved 28 December 2012.
  469. ↑ "Victoria". Uboat.net. Retrieved 31 October 2012.
  470. ↑ "Arfon". Uboat.net. Retrieved 21 December 2012.
  471. ↑ "Argo". Uboat.net. Retrieved 31 October 2012.
  472. ↑ "Ascaro". Uboat.net. Retrieved 23 October 2012.
  473. ↑ "Borrowdale". Uboat.net. Retrieved 27 September 2012.
  474. ↑ "Chrisomalli Th. Sifneo". Uboat.net. Retrieved 1 October 2012.
  475. ↑ "Colbert". Uboat.net. Retrieved 8 December 2012.
  476. ↑ "Delamere". Uboat.net. Retrieved 18 October 2012.
  477. ↑ "Eden". Uboat.net. Retrieved 26 December 2012.
  478. ↑ "Fortunata". Uboat.net. Retrieved 15 October 2012.
  479. ↑ "Gorizia". Uboat.net. Retrieved 21 December 2012.
  480. ↑ "Horsa". Uboat.net. Retrieved 23 October 2012.
  481. ↑ "Jarstein". Uboat.net. Retrieved 14 October 2012.
  482. ↑ "Little Mystery". Uboat.net. Retrieved 21 December 2012.
  483. ↑ "Parthenon". Uboat.net. Retrieved 23 October 2012.
  484. ↑ "Portbail". Uboat.net. Retrieved 2 November 2012.
  485. ↑ "Tulip". Uboat.net. Retrieved 15 October 2012.
  486. ↑ "Agia". Uboat.net. Retrieved 29 November 2012.
  487. ↑ "Evangelistria". Uboat.net. Retrieved 29 November 2012.
  488. ↑ "Kyriotis". Uboat.net. Retrieved 29 November 2012.
Ship events in 1917
Ship launches: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922
Ship commissionings: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922
Ship decommissionings: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922
Shipwrecks: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922
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