List of shipwrecks in April 1917

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

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 ( Imperial German Navy) 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 ( Imperial German Navy).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 ( Imperial German Navy) 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 ( Imperial German Navy). 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 ( Imperial German Navy). 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 ( Imperial German Navy) 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 ( Imperial German Navy). 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 ( Imperial German Navy) 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 ( Imperial German Navy).[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 ( Imperial German Navy).[11]
Maria T.	Italy	World War I: The sailing vessel was sunk in the Mediterranean Sea off Sicily by SM U-65 ( Imperial German Navy).[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 ( Imperial German Navy).[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 ( Imperial German Navy). 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 ( Imperial German Navy) 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 ( Imperial German Navy) 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 ( Imperial German Navy). 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 ( Imperial German Navy). Her crew survived.[21]
Anna Fostenes	Norway	World War I: The cargo ship was sunk, probably by a floating mine, 90 miles North of Terschelling, with the loss of eight crewman.[22]
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 ( Imperial German Navy). Her crew survived.[23]
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 ( Imperial German Navy). Her crew survived.[24]
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 ( Imperial German Navy). Her crew survived.[25]
Zealandia	United States	The ship ran aground off Southport, Lancashire, United Kingdom.[26]

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 ( Imperial German Navy).[27]
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 ( Imperial German Navy) with the loss of a crew member.[10][28]
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 ( Imperial German Navy).[29]
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 ( Imperial German Navy).[30]
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 ( Imperial German Navy) with the loss of five of her crew.[10][31]
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 ( Imperial German Navy). Her crew survived.[32]
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 ( Imperial German Navy). Her crew survived.[33]
Maria Ferrara	Italy	World War I: The sailing vessel was sunk in the Mediterranean Sea west of Sicily by SM U-65 ( Imperial German Navy).[34]
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 ( Imperial German Navy).[35]
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 ( Imperial German Navy).[36]
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 ( Imperial German Navy).[37]

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 ( Imperial German Navy) with the loss of 122 lives.[10][38]
Domingo	Italy	World War I: The cargo ship was sunk in the Atlantic Ocean off Queenstown, County Cork, United Kingdom by SM U-60 ( Imperial German Navy).[39]
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 ( Imperial German Navy). Her crew survived.[40][41]
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.[42]
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 ( Imperial German Navy). Her crew survived.[43]
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 ( Imperial German Navy). Her crew survived.[41][44]
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 ( Imperial German Navy). Her crew survived.[10][16][45]
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 ( Imperial German Navy). She sank the next day; her crew survived.[46]
Missourian	United States	World War I: The cargo ship was sunk in the Tyrrhenian Sea off Porto Maurizio, Liguria, Italy by SM U-52 ( Imperial German Navy). Her crew survived.[47]
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 ( Imperial German Navy).[48]
Parana	Brazil	World War I: The cargo ship was sunk in the English Channel off Barfleur, Manche, France by SM UB-32 ( Imperial German Navy). Her crew survived.[49]
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 ( Imperial German Navy) with the loss of sixteen crew. Her captain was taken as a prisoner of war.[50]
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 ( Imperial German Navy). Her crew survived.[51]
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 ( Imperial German Navy).[52]
San Giovanni Battiste	Italy	World War I: The sailing vessel was sunk in the Mediterranean Sea by SM UC-37 ( Imperial German Navy).[53]
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 ( Imperial German Navy).[54][55]
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 ( Imperial German Navy) with the loss of two crew.[56]

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 ( Imperial German Navy).[57]
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 ( Imperial German Navy).[58]
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 ( Imperial German Navy). Her crew survived.[59]
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 ( Imperial German Navy) with the loss of two of her crew.[60]
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 ( Imperial German Navy) with the loss of six lives. Three survivors were taken as prisoners of war.[61]
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 ( Imperial German Navy) with the loss of a crew member.[62]
Dicto	Norway	World War I: The cargo ship was sunk in the Atlantic Ocean south east of the Armen Rock by SM UB-39 ( Imperial German Navy) with the loss of a crew member.[63]
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 ( Imperial German Navy).[64]
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 ( Imperial German Navy). Her crew survived.[65][66]
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 ( Imperial German Navy) with the loss of twenty of her 24 crew.[67]
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.[68]
Marie Celine	France	World War I: The schooner was sunk in the Atlantic Ocean south west of Ireland by SM U-86 ( Imperial German Navy).[69]
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.[70]
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 ( Imperial German Navy).[71]
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 ( Imperial German Navy).[72]
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 ( Imperial German Navy). She was taken in tow but sank the next day.[73][74]
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 ( Imperial German Navy). Her crew survived.[75]
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 ( Imperial German Navy) with the loss of a crew member.[76]

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 ( Imperial German Navy).[77]
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 ( Imperial German Navy). Her crew were rescued by a Scottish fishing vessel.[78]
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 ( Imperial German Navy). She was towed to Mullion, Cornwall, United Kingdom but was declared a constructive total loss. Her crew survived.[79]
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 ( Imperial German Navy). Her crew survived.[41][80]
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 ( Imperial German Navy) with the loss of a crew member.[81]
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 ( Imperial German Navy). Her crew survived.[82]
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 ( Imperial German Navy). Her crew survived.[83]
Perce Neige	France	World War I: The schooner was sunk in the Atlantic Ocean off Lands End, Cornwall, United Kingdom by SM UB-39 ( Imperial German Navy).[84]
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 ( Imperial German Navy) with the loss of 36 crew. Her captain was taken as a prisoner of war.[10][85]
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.[86]
Rahmanich	Egypt	World War I: The ship was sunk in the Mediterranean Sea off the coast of Egypt by SM UC-34 ( Imperial German Navy).[87]
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 ( Imperial German Navy). Her crew survived.[41][88]
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 ( Imperial German Navy) with the loss of two of her crew.[89]
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 ( Imperial German Navy) with the loss of a crew member.[10][90]
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.[91]
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 ( Imperial German Navy) with the loss of a crew member.[92]
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 ( Imperial German Navy) with the loss of all 44 crew.[93]

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 ( Imperial German Navy).[94][95]
SMS Cormoran	Imperial German Navy	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 ( Imperial German Navy). Her crew survived.[96]
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 ( Imperial German Navy). Her crew survived.[97]
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.[98]
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.[73]
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 ( Imperial German Navy). Her crew survived.[10][99]
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 ( Imperial German Navy) with the loss of two crew.[100]
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 ( Imperial German Navy). Her crew survived.[101]
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 ( Imperial German Navy). Her crew survived, but three survivors were taken as prisoners of war.[16][102]

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 ( Imperial German Navy).[103]
SMS G88	Imperial German Navy	World War I: The G85-class torpedo boat was torpedoed and sunk in the North Sea by a Royal Navy Coastal Motor Boat.[104][105]
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 ( Imperial German Navy).[10][106]
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 ( Imperial German Navy). Her crew survived.[107]
Lucia	Italy	World War I: The sailing vessel was sunk in the Mediterranean Sea off Cape Pula, Sardinia by SM U-65 ( Imperial German Navy).[108]
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 ( Imperial German Navy).[109]
Papa Gian Battista	Italy	World War I: The sailing vessel was sunk in the Mediterranean Sea off Cape Pula, Sardinia by SM U-65 ( Imperial German Navy).[110]
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 ( Imperial German Navy). Her crew survived, but two of them were taken as prisoners of war.[111]
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 ( Imperial German Navy) with the loss of 34 crew. Her captain was taken as a prisoner of war.[112]
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 ( Imperial German Navy) with the loss of four crew. Two survivors were taken as prisoners of war.[10][113]

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.[114]
Cairnie	United Kingdom	The coaster dragged her anchors, collided with another vessel and sank. Her crew were rescued.[115]
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 ( Imperial German Navy).[116]
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 ( Imperial German Navy). Her crew survived.[117]
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 ( Imperial German Navy).[118]
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 ( Imperial German Navy) with the loss of seven crew.[119]
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.[120]
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 ( Imperial German Navy).[121]
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 ( Imperial German Navy).[122]
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 ( Imperial German Navy). Her crew survived.[123]

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 ( Imperial German Navy).[124]
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][125]
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[126][127]
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 ( Imperial German Navy). Her crew survived.[10][128]
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 ( Imperial German Navy) with the loss of 31 crew.[129]
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 ( Imperial German Navy). Her crew survived.[130]
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.[131]
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 ( Imperial German Navy). Her crew survived.[132]
Candia	Italy	World War I: The cargo ship was sunk in the Mediterranean Sea off Zuwara, Libya by SM UC-20 ( Imperial German Navy).[133]
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 ( Imperial German Navy). Her crew survived.[10][134]
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.[135]
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 ( Imperial German Navy). Her crew survived, but her captain was taken as a prisoner of war.[10][136]
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 ( Imperial German Navy). Her crew survived.[137]
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 ( Imperial German Navy) with the loss of three crew.[138]
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 ( Imperial German Navy). Her crew survived.[41][139]
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.[140]
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 ( Imperial German Navy). Her crew survived.[141]
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 ( Imperial German Navy). Her crew survived.[142]
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 ( Imperial German Navy). Her crew survived.[143]
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 ( Imperial German Navy). Her crew survived.[144]
HMS Thrush	Royal Navy	The salvage ship was wrecked off Glenarm, Ireland.
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 ( Imperial German Navy). Her crew survived, but four of them were taken as prisoners of war.[10][145]

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 ( Imperial German Navy).[146]
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 ( Imperial German Navy). Her crew survived.[41][147]
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 ( Imperial German Navy). Her crew survived.[41][148]
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 ( Imperial German Navy). Her crew survived.[149]
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 ( Imperial German Navy).[150]
Edelweiss	France	World War I: The sailing vessel was shelled and sunk in the English Channel off Cherbourg, Seine-Maritime by SM UC-71 ( Imperial German Navy).[151]
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 ( Imperial German Navy). Her crew survived.[152]
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 ( Imperial German Navy).[153]
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 ( Imperial German Navy). Her crew survived.[41][154]
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 ( Imperial German Navy) with the loss of a crew member. Three survivors were taken as prisoners of war.[10][155]
India	Greece	World War I: The cargo ship was sunk in the Mediterranean Sea east of Gibraltar by SM U-35 ( Imperial German Navy).[156]
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 ( Imperial German Navy) with the loss of a crew member.[157]
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 ( Imperial German Navy) with the loss of four crew.[158]
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 ( Imperial German Navy). Her crew survived.[159]
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 ( Imperial German Navy). Her crew survived.[160]
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 ( Imperial German Navy) with the loss of five lives.[10][161]
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 ( Imperial German Navy).[162]
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).[163]
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 ( Imperial German Navy). Her crew survived.[164]
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 ( Imperial German Navy) with the loss of fourteen crew. Two survivors were taken as prisoners of war.[10][165]
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 ( Imperial German Navy). Her crew survived.[166]
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 ( Imperial German Navy).[167]

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 ( Imperial German Navy) with the loss of 22 of her crew.[10][168]
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.[169]
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 ( Imperial German Navy). Her crew survived.[170]
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 ( Imperial German Navy).[171]
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 ( Imperial German Navy). Her crew survived.[172]
Gambetta	France	The sailing vessel was sunk in the Bay of Biscay off the Île d'Yeu, Finistère by SM UC-26 ( Imperial German Navy).[173]
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 ( Imperial German Navy).[174]
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 ( Imperial German Navy). Her crew survived.[175]
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 ( Imperial German Navy) with the loss of thirteen of her crew.[10][176]
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 ( Imperial German Navy). Her crew survived.[10][177]
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 ( Imperial German Navy).[178]
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.[179]
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 ( Imperial German Navy). Her crew survived.[41][180]
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 ( Imperial German Navy) with the loss of nine crew. Three survivors were taken as prisoners of war.[10][181]
Stromboli	Italy	The cargo ship was sunk in the Mediterranean Sea 50 nautical miles (93 km) west of Cape Spartel by SM U-35 ( Imperial German Navy).[182]
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 ( Imperial German Navy) with the loss of 27 lives.[183]

14 April

List of shipwrecks: 14 April 1917

Ship	Country	Description
Andromach	United Kingdom	World War I: The trawler was scuttled in the Atlantic Ocean west of the Shetland Islands by SM U-78 ( Imperial German Navy). Her captain was taken as a prisoner of war. The other eleven crew took to the lifeboat but were not found.[184]
Cinque Ottobre	Italy	World War I: The sailing vessel was sunk in the Mediterranean Sea off the coast of Tunisia by SM UC-20 ( Imperial German Navy).[185]
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 ( Imperial German Navy). Her crew survived.[186]
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 ( Imperial German Navy) with the loss of one life.[187]
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.[188]
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.[189]
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 ( Imperial German Navy). Her crew survived.[10][190]
Progresso	Italy	World War I: The tug was sunk in the Mediterranean Sea off the coast of Tunisia by SM UC-20 ( Imperial German Navy).[191]
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 ( Imperial German Navy). Her crew survived.[192]
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 ( Imperial German Navy). Her crew survived.[193]
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 ( Imperial German Navy).[194]
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.[195]
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 ( Imperial German Navy).[196]

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 ( Imperial German Navy).[197]
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 ( Imperial German Navy) with the loss of 277 lives.[10][198]
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 ( Imperial German Navy) with the loss of seven crew.[199]
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 ( Imperial German Navy).[200]
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 ( Imperial German Navy) 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 ( Imperial German Navy). Her nine crew took to the lifeboats but did not survive.[201]
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 ( Imperial German Navy).[202]
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 ( Imperial German Navy) with the loss of all 29 crew.[203]
Heikina	Netherlands	World War I: The sailing vessel was sunk in the North Sea by SM UC-44 ( Imperial German Navy). Her crew took to the lifeboats but did not survive.[204]
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][205]
Møhlenpris	Norway	World War I: The coaster was sunk in the English Channel 15 nautical miles (28 km) south west of Beachy Head, Sussex, United Kingdom (50°38′N 0°15′W / 50.633°N 0.250°W / 50.633; -0.250) by SM UB-40 ( Imperial German Navy). Her crew survived.[206]
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 ( Imperial German Navy). Her crew survived.[207]
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 ( Imperial German Navy). Her crew survived.[208]
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 ( Imperial German Navy) with the loss of a crew member.[41][209]
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.[210]

16 April

List of shipwrecks: 16 April 1917

Ship	Country	Description
Amanda	Sweden	World War I: The brig was scuttled in the North Sea[211] (56°27′N 3°00′E / 56.450°N 3.000°E / 56.450; 3.000) by SM UC-51 ( Imperial German Navy). Her crew survived.[212]
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 ( Imperial German Navy). Her crew survived.[213]
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, Sussex by SM UB-40 ( Imperial German Navy) with the loss of eleven of her crew.[10][214]
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 ( Imperial German Navy).[215]
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 ( Imperial German Navy). Her crew survived.[216]
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 ( Imperial German Navy).[217]
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 ( Imperial German Navy). Her crew survived.[41][218]
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 ( Imperial German Navy) with the loss of a crew member.[219]
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 ( Imperial German Navy). Her crew survived.[220]
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 ( Imperial German Navy) with the loss of nine crew.[10][221]
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 ( Imperial German Navy). Her crew survived.[222]
Rosetta	Egypt	World War I: The sailing vessel was sunk in the Mediterranean Sea off Gaza by SM UB-42 ( Imperial German Navy).[223]
Sagres	Portugal	World War I: The cargo shp struck a mine and sank in the Mediterranean Sea off Cap Blanc, Tunisia.[224]
Smeul	Romanian Naval Forces	World War I: The torpedo boat was sunk by Ottoman mines laid by the cruiser SMS Breslau ( Imperial German Navy).[225][226]
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 ( Imperial German Navy). Her crew survived.[227]
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 ( Imperial German Navy). Her crew survived.[10][228]
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 ( Imperial German Navy). Her crew survived.[10][229]

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 ( Imperial German Navy) with the loss of 25 crew.[230]
Atalanta	Sweden	World War I: The cargo ship was sunk in the North Sea with the loss of all but one crew – 16 dead.[231] The u-boat was SM U-86 ( Imperial German Navy). [232]
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 ( Imperial German Navy). Her crew survived.[233]
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 ( Imperial German Navy). Her crew survived, but her captain was taken as a prisoner of war.[10][234]
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 ( Imperial German Navy). Her crew survived, but her captain was taken as a prisoner of war.[10][235]
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 ( Imperial German Navy) with the loss of thirteen of her crew.[236]
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 ( Imperial German Navy) with the loss of three crew.[10][237]
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 ( Imperial German Navy).[238]
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 ( Imperial German Navy). Her crew survived.[239]
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 ( Imperial German Navy) with the loss of 40 lives.[10][240][241]
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 ( Imperial German Navy). Her crew survived.[10][242]
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 ( Imperial German Navy) with the loss of six crew.[10][243]
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 ( Imperial German Navy) with the loss of 40 lives.[244]
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 ( Imperial German Navy) with the loss of eight crew.[245]
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 ( Imperial German Navy). Her crew survived.[41][246]
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 ( Imperial German Navy). Her crew survived.[247]