List of shipwrecks in September 1917

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

September 1917
Mon Tue Wed Thu Fri Sat Sun
Unknown date 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

1 September

List of shipwrecks: 1 September 1917
Ship Country Description
Akaroa  Norway World War I: The barque was sunk in the English Channel 70 nautical miles (130 km) west of the Casquets, Channel Islands by SM U-19 ( Kaiserliche Marine). Her crew survived.[1]
Amiral Olry  France World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 38 nautical miles (70 km) north west of Cape Sidero, Crete, Greece (35°40′N 25°47′E / 35.667°N 25.783°E / 35.667; 25.783) by SM UC-74 ( Kaiserliche Marine).[2]
Dront  Russia World War I: The cargo ship was sunk in the Barents Sea 110 nautical miles (200 km) north west by north of the North Cape, Norway by SM U-28 ( Kaiserliche Marine).[3]
Fingal  United Kingdom The cargo ship foundered on this date.[4]
Erato  United Kingdom World War I: The cargo ship struck a mine and sank in the English Channel 4 nautical miles (7.4 km) south east of The Lizard, Cornwall. Her crew survived.[5]
Peronne  France World War I: The cargo ship was sunk in the English Channel 5 nautical miles (9.3 km) south east of Berry Head, Devon, United Kingdom by SM UC-65 ( Kaiserliche Marine). Her crew survived.[6]
Tarapaca  France World War I: The four-masted full-rigged ship was scuttled in the Bay of Biscay 65 nautical miles (120 km) west of the La Coubre Lighthouse, Charente-Maritime (45°55′N 3°12′W / 45.917°N 3.200°W / 45.917; -3.200) by SM U-52 ( Kaiserliche Marine).[7]

2 September

List of shipwrecks: 2 September 1917
Ship Country Description
Caracas  Norway World War I: The auxiliary sailing vessel was scuttled in the Atlantic Ocean 130 nautical miles (240 km) north west of Cape Finisterre, Spain (46°00′N 11°04′W / 46.000°N 11.067°W / 46.000; -11.067) by SM UB-49 ( Kaiserliche Marine). Her crew survived.[8]
HMS Dundee  Royal Navy World War I: The armed boarding steamer was torpedoed and damaged in the Atlantic Ocean south west of the Isles of Scilly (48°50′N 9°20′W / 48.833°N 9.333°W / 48.833; -9.333) by SM UC-49 ( Kaiserliche Marine) with the loss of nine lives. She sank the next day.[9]
Ker Durand  France World War I: The fishing vessel was scuttled in the Atlantic Ocean 70 nautical miles (130 km) west of Ar Men, Finistère by SM UC-69 ( Kaiserliche Marine). Her crew survived.[10]
Olive Branch  United Kingdom World War I: The cargo ship was shelled and sunk in the Barents Sea 85 nautical miles (157 km) north by east of the North Cape, Norway (72°34′N 27°56′E / 72.567°N 27.933°E / 72.567; 27.933) by SM U-28 ( Kaiserliche Marine) with the loss of a crew member.[11]
Rytonhall  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 105 nautical miles (194 km) west of Ouessant, Finistère (47°45′N 7°28′W / 47.750°N 7.467°W / 47.750; -7.467) by SM UC-69 ( Kaiserliche Marine). Her crew survived.[12][13][13]
SM U-28  Kaiserliche Marine World War I: The Type U 27 submarine was sunk in the Barents Sea 85 nautical miles (157 km) north by east of the North Cape (72°34′N 27°56′E / 72.567°N 27.933°E / 72.567; 27.933) by the explosion of the cargo of munitions aboard Olive Branch, ( United Kingdom) which it had attacked. All 39 crew were killed.
Wentworth  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 36 nautical miles (67 km) (47°00′N 3°23′W / 47.000°N 3.383°W / 47.000; -3.383) by SM U-52 ( Kaiserliche Marine) with the loss of a crew member. Three survivors were taken as prisoners of war.[14]

3 September

List of shipwrecks: 3 September 1917
Ship Country Description
Agios Andreas  Greece World War I: The sailing vessel was sunk in the Aegean Sea by SM UC-74 ( Kaiserliche Marine).[15]
Alentejo  Portugal The cargo ship caught fire, exploded and sank at Marseille, Bouches-du-Rhône, France.[16]
HMS Begonia  Royal Navy World War I: The Azalea-class sloop departed on patrol in the Atlantic Ocean. She was subsequently sunk by enemy action with the loss of 94 crew.[17]
HMT Italy  Royal Navy The naval trawler was lost on this date.[18]
La Negra  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 50 nautical miles (93 km) south south west of Start Point, Devon (49°29′N 3°53′W / 49.483°N 3.883°W / 49.483; -3.883) by SM UC-50 ( Kaiserliche Marine) with the loss of four of her crew.[19]
Majoren  Norway World War I: The cargo ship was sunk in the Atlantic Ocean north west of Bloody Foreland, County Donegal, United Kingdom (55°14′N 8°56′W / 55.233°N 8.933°W / 55.233; -8.933) by SM U-95 ( Kaiserliche Marine). Her crew survived.[20]
Ragnhild  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 14 nautical miles (26 km) south by east of Flamborough Head, East Riding of Yorkshire by SM UB-30 ( Kaiserliche Marine) with the loss of fifteen crew.[21]
Treverbyn  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 2 nautical miles (3.7 km) east south east of the Ushinish Lighthouse, South Uist, Outer Hebrides with the loss of 27 crew.[22]
Van Allens-Broughton  United States The five-masted schooner was abandoned in the Atlantic Ocean. She sank the next day.[23]

4 September

List of shipwrecks: 4 September 1917
Ship Country Description
Bishopton  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 30 nautical miles (56 km) south by east of St. Catherine's Point, Isle of Wight (50°08′N 0°57′W / 50.133°N 0.950°W / 50.133; -0.950) by SM UC-16 ( Kaiserliche Marine) with the loss of two of her crew.[13][24]
Peerless  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of the Bishop Rock, Isles of Scilly (49°11′N 7°16′W / 49.183°N 7.267°W / 49.183; -7.267) by SM U-52 ( Kaiserliche Marine) with the loss of five crew. Three survivors were taken as prisoners of war.[25]
Sadi Carnot  France World War I: The three-masted schooner was sunk in the Atlantic Ocean 42 nautical miles (78 km) south south west of the Isles of Scilly by SM UC-69 ( Kaiserliche Marine). Her crew were rescued by HMS Landrail ( Royal Navy) and Montana ( United States).[26]
Theodora  Greece World War I: The cargo ship was sunk in the Atlantic Ocean off Santa Uxía de Ribeira, A Coruña, Spain (42°32′N 9°25′W / 42.533°N 9.417°W / 42.533; -9.417) by SM UB-49 ( Kaiserliche Marine). Her crew survived.[27]

5 September

List of shipwrecks: 5 September 1917
Ship Country Description
SS Alesia  France World War I: The passenger ship was torpedoed and damaged in the Atlantic Ocean 40 nautical miles (74 km) north west of Ouessant, Finistère by SM UC-69 ( Kaiserliche Marine). She was sunk the next day by SM UC-50 ( Kaiserliche Marine).[28]
Echunga  United Kingdom World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 40 nautical miles (74 km) north east of Ouessant by SM U-52 ( Kaiserliche Marine) with the loss of nine crew.[13][29]
Emma  United Kingdom World War I: The sailing vessel was shelled and sunk in the English Channel 8 nautical miles (15 km) north of Sept-Îles, Finistère, France by SM UC-50 ( Kaiserliche Marine).[13][30]
HMT Eros  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Orfordness, Suffolk with the loss of two of her crew.[31]
Florence Muspratt  United Kingdom World War I: The schooner was shelled and sunk in the English Channel 10 nautical miles (19 km) north of Sept-Îles by SM UC-50 ( Kaiserliche Marine). Her crew survived.[13][32]
Frances  United Kingdom World War I: The ketch was scuttled in the English Channel 8 nautical miles (15 km) north by west of Sept-Îles by SM UC-50 ( Kaiserliche Marine). Her crew survived.[13][33]
Glynn  United Kingdom World War I: The schooner was shelled and sunk in the English Channel 32 nautical miles (59 km) north west of the Les Hanois Lighthouse, Guernsey, Channel Islands by SM UC-42 ( Kaiserliche Marine). Her crew survived.[13][34]
Industry  United Kingdom World War I: The schooner was shelled and sunk in the English Chaanel 20 nautical miles (37 km) north west of the Les Hanois Lighthouse by SM UC-42 ( Kaiserliche Marine). Her crew survived.[13][35]
Jeannot  Belgium World War I: The fishing vessel was scuttled in the North Sea off Lowestoft, Suffolk by SM UB-10 ( Kaiserliche Marine). Her crew survived.[36]
Margaret  United Kingdom World War I: The trawler struck a mine and sank in the North Sea off Wick, Caithness with the loss of five of her crew.[37]
Proletaire  France World War I: The sailing vessel was scuttled in the Mediterranean Sea 59 nautical miles (109 km) off Cape Bougarouni, Algeria (37°45′N 5°45′E / 37.750°N 5.750°E / 37.750; 5.750) by SM U-63 ( Kaiserliche Marine).[38]
Theodor  United Kingdom World War I: The sailing vessel was scuttled in the English Channel 13 nautical miles (24 km) north by west of Sept-Îles by SM UC-50 ( Kaiserliche Marine). Her crew survived.[39]
SM U-88  Kaiserliche Marine World War I: The Type U 87 submarine struck a mine and sank in the North Sea off Terschelling, Friesland, Netherlands with the loss of all 43 crew.
Unity  United Kingdom World War I: The fishing smack was scuttled in the North Sea 8 nautical miles (15 km) east of the Cross Sand Lightship ( United Kingdom) by SM UB-10 ( Kaiserliche Marine). Her crew survived.[37][40]

6 September

List of shipwrecks: 6 September 1917
Ship Country Description
Agios Georgios  Greece World War I: The barque was sunk in the Ionian Sea (36°15′N 21°44′E / 36.250°N 21.733°E / 36.250; 21.733) by SM UC-74 ( Kaiserliche Marine).[41]
Elisabethville  Belgium World War I: The passenger ship was torpedoed and sunk in the Bay of Biscay (47°05′N 3°04′W / 47.083°N 3.067°W / 47.083; -3.067 (SS Elisabethville)) by UC-71 ( Kaiserliche Marine) with the loss of fourteen of the 313 people on board.[42][43]
HMS Fiona  Royal Navy The armed boarding steamer ran aground on the Pentland Skerries. She was towed off but broke in two.[44]
Hammar II  Sweden World War I: The cargo ship was scuttled in the North Sea by SM UB-62 ( Kaiserliche Marine). Her eleven crew took to the lifeboats but were not rescued.[45]
HMT Helgian  Royal Navy World War I: The naval trawler struck a mine and sank in the Gulf of Ruphani with the loss of ten of her twelve crew.[46]
Moina  France World War I: The auxiliary sailing vessel was scuttled in the Atlantic Ocean west of Gibraltar (36°32′N 7°15′W / 36.533°N 7.250°W / 36.533; -7.250) by SM UB-49 ( Kaiserliche Marine). Her crew survived.[47]
Rosary  United Kingdom World War I: The fishing smack was scuttled in the North Sea off the coast of Norfolk by SM UB-10 ( Kaiserliche Marine). Her crew survived.[48]
Thisbe  France World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 6 nautical miles (11 km) west of The Lizard, Cornwall, United Kingdom (49°57′N 5°21′W / 49.950°N 5.350°W / 49.950; -5.350) by SM UB-35 ( Kaiserliche Marine).[49]
Tuskar  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 3 nautical miles (5.6 km) off Eagle Island, County Mayo with the loss of ten of her crew.[50]
Ville de Strasbourg  France World War I: The cargo ship was sunk in the Aegean Sea off Cape Spati, Cythera, Greece (36°24′N 22°54′E / 36.400°N 22.900°E / 36.400; 22.900) by SM UC-74 ( Kaiserliche Marine). Her crew survived.[51]

7 September

List of shipwrecks: 7 September 1917
Ship Country Description
Antonio Ferro  Russia The tug foundered on this date with the loss of seven of her crew.[52]
HMT By George  Royal Navy World War I: The naval trawler struck a mine and sank in the Gulf of Ruphani (40°38′N 34°54′E / 40.633°N 34.900°E / 40.633; 34.900) with the loss of two of her crew.[53]
Casa Blanca  Portugal World War I: The sailing vessel was sunk in the Atlantic Ocean by SM UB-49 ( Kaiserliche Marine).[54]
Clan Ferguson  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 15 nautical miles (28 km) off Cape Spartel, Morocco (35°50′N 6°10′W / 35.833°N 6.167°W / 35.833; -6.167) by SM UB-49 ( Kaiserliche Marine) with the loss of ten crew.[13][55][18]
Grelfryda  United Kingdom World War I: The cargo ship was torpedoed and damaged in the North Sea 4 nautical miles (7.4 km) south west by west of Flamborough Head, Yorkshire by SM UB-34 ( Kaiserliche Marine). She was beached, but was later refloated, repaired and returned to service.[56]
Haakon VII  Norway World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 3 nautical miles (5.6 km) east south east of Land's End, Cornwall, United Kingdom by SM UB-35 ( Kaiserliche Marine) with the loss of three of her crew.[57]
Hinemoa  United Kingdom World War I: The four-masted barque was shelled and sunk in the Atlantic Ocean 35 nautical miles (65 km) west south west of the Bishop Rock, Isles of Scilly (49°30′N 7°08′W / 49.500°N 7.133°W / 49.500; -7.133) by SM UC-16 ( Kaiserliche Marine). Her crew survived.[58]
Hunsbridge  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 60 nautical miles (110 km) west south west of Cape Spartel (35°10′N 6°50′W / 35.167°N 6.833°W / 35.167; -6.833) by SM UB-49 ( Kaiserliche Marine) with the loss of three of her crew.[13][18][59]
Minnehaha  United Kingdom World War I: The ocean liner was torpedoed and sunk in the Atlantic Ocean 12 nautical miles (22 km) south east of the Fastnet Rock (51°17′N 9°22′W / 51.283°N 9.367°W / 51.283; -9.367) by SM U-48 ( Kaiserliche Marine) with the loss of 43 lives.[60]
Mont de Piete  France World War I: The vessel was sunk in the Bay of Biscay off the mouth of the Loire by SM UC-71 ( Kaiserliche Marine).[61]
Myrmidon  United Kingdom World War I: The cargo ship was damaged in the Mediterranean Sea (37°10′N 6°51′E / 37.167°N 6.850°E / 37.167; 6.850 by SM UC-54 ( Kaiserliche Marine) with the loss of two of her crew. She was beached at Philippeville, Algeria but was later refloated.[62]
Versailles  France World War I: The fishing vessel was shelled and sunk in the Atlantic Ocean 107 nautical miles (198 km) south by west of Ouessant, Finistère (47°49′N 7°38′W / 47.817°N 7.633°W / 47.817; -7.633) by SM UC-50 ( Kaiserliche Marine). Her crew survived.[63]
Vestfjeld  Norway World War I: The four-masted barque was sunk in the Atlantic Ocean 40 nautical miles (74 km) south west of the Bishop Rock by SM UC-16 ( Kaiserliche Marine). Her crew survived.[64]

8 September

List of shipwrecks: 8 September 1917
Ship Country Description
Aladdin  Norway World War I: The coaster was sunk in the North Sea 5 nautical miles (9.3 km) north by west of Flamborough Head, Yorkshire, United Kingdom by SM UB-34 ( Kaiserliche Marine) with the loss of a crew member.[65]
Armorique  France World War I: The sailing vessel was sunk in the Atlantic Ocean north of Ouessant, Finistère by SM UB-35 ( Kaiserliche Marine).[66]
Askelad  Norway World War I: The cargo ship was sunk in the Atlantic Ocean west south west of Ouessant (47°25′N 7°25′W / 47.417°N 7.417°W / 47.417; -7.417) by SM UC-17 ( Kaiserliche Marine). Her crew survived.[67]
Blanche  France World War I: The schooner was sunk in the Atlantic Ocean north of Ouessant by SM UB-35 ( Kaiserliche Marine).[68]
Elizabeth  United Kingdom World War I: The schooner was scuttled in the English Channel 12 nautical miles (22 km) east south east of Start Point, Devon by SM UB-31 ( Kaiserliche Marine). Her crew survived.[69]
Ezel  United Kingdom World War I: The schooner was shelled and sunk in the English Channel 20 nautical miles (37 km) north of Saint-Valery-en-Caux, Seine-Maritime, France (50°13′N 0°36′E / 50.217°N 0.600°E / 50.217; 0.600) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[70]
Family's Pride  United Kingdom World War I: The vessel was scuttled in the North Sea 28 nautical miles (52 km) east of Peterhead, Aberdeenshire by SM UC-40 ( Kaiserliche Marine).[37][71]
Harrow  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 4 nautical miles (7.4 km) south east of Whitby, Yorkshire by SM UB-41 ( Kaiserliche Marine) with the loss of two of her crew.[72]
Hockwold  United Kingdom The collier collided with another British merchant ship and sank in the English Channel off The Lizard, Cornwall.[18][73]
Laura  United Kingdom World War I: The ketch was scuttled in the English Channel 25 nautical miles (46 km) north of Fécamp, Seine-Maritime by SM UC-51 ( Kaiserliche Marine). Her crew survived.[13][74]
Meeta  Russia World War I: The schooner was sunk in the Atlantic Ocean north of Ouessant by SM UB-35 ( Kaiserliche Marine).[75]
Newholm  United Kingdom World War I: The cargo ship was sunk in the English Channel 1 nautical mile (1.9 km) south of Start Point, Devon by SM UC-30 ( Kaiserliche Marine) with the loss of twenty of her crew.[76]
Setubal  Norway World War I: The cargo ship was scuttled in the English Channel 25 nautical miles (46 km) north east of Ouessant (48°55′N 4°35′W / 48.917°N 4.583°W / 48.917; -4.583) by SM UC-71 ( Kaiserliche Marine). Her crew survived.[77]
William H. Clifford  United States World War I: The four-masted schooner was sunk in the Atlantic Ocean (48°30′N 12°20′W / 48.500°N 12.333°W / 48.500; -12.333) by SM UB-50 ( Kaiserliche Marine). Her crew survived.[78]

9 September

List of shipwrecks: 9 September 1917
Ship Country Description
Elsa  Denmark World War I: The barque was torpedoed and sunk in the Atlantic Ocean 6 nautical miles (11 km) off Kinsale, County Cork, United Kingdom by SM U-48 ( Kaiserliche Marine) with the loss of five crew.[79]
Pluton  Norway World War I: The cargo ship was torpedoed and sunk in the English Channel 6 nautical miles (11 km) east south east of Start Point, Devon by SM UB-31 ( Kaiserliche Marine) with the loss of ten of her crew.[80]
Storm  United Kingdom World War I: The coaster was torpedoed and sunk in the North Sea 1 nautical mile (1.9 km) off the Sunk Lightship ( United Kingdom) by a Luftstreitkräfte aircraft.[13]
Swiftsure  United Kingdom World War I: The coaster struck a mine and sank in Shapinsay Sound, Orkney Islands with the loss of a crew member.[81]

10 September

List of shipwrecks: 10 September 1917
Ship Country Description
City of Nagpur  United Kingdom The cargo ship ran aground on the Danae Shoal, off Lourenço Marques, Mozambique. She broke in two and was a total loss.[73] All 259 passengers, and her crew, were rescued.[82]
Eburoon  Belgium The cargo ship was wrecked in Trepassey Bay, Newfoundland.[42]
Jane Williamson  United Kingdom World War I: The brigantine was shelled and sunk in the Atlantic Ocean 20 nautical miles (37 km) north of St. Ives, Cornwall (50°32′N 5°20′W / 50.533°N 5.333°W / 50.533; -5.333) by SM UC-51 ( Kaiserliche Marine) with the loss of four of her six crew .[83][84]
HMT Loch Ard  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Lowestoft, Suffolk (52°30′N 1°53′E / 52.500°N 1.883°E / 52.500; 1.883) with the loss of five of her crew.[85]
Margarita  United Kingdom World War I: The cargo ship struck a mine and was severely damaged in the North Sea 1 nautical mile (1.9 km) south of the Bressay Lighthouse, Shetland Islands. She was repaired and returned to service in 1921.[86]
Mary Orr  United Kingdom World War I: The sailing vessel was shelled and sunk in the Atlantic Ocean 8 nautical miles (15 km) north by east of the Pendeen Lighthouse, Cornwall (50°18′N 5°40′W / 50.300°N 5.667°W / 50.300; -5.667) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[87]
Mary Seymour  United Kingdom World War I: The schooner was shelled and sunk in the Atlantic Ocean 7 nautical miles (13 km) north north east of the Pendeen Lighthouse (50°16′N 5°39′W / 50.267°N 5.650°W / 50.267; -5.650) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[13][88]
Moss Rose  United Kingdom World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean 7 nautical miles (13 km) north north east of the Pendeen Lighthouse (50°16′N 5°39′W / 50.267°N 5.650°W / 50.267; -5.650) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[13][89]
Parkmill  United Kingdom The cargo ship was sunk in the North Sea 1.25 nautical miles (2.32 km) south east of the Bressay Lighthouse by SM UC-40 ( Kaiserliche Marine). Her crew survived.[90]
Sims  Russia World War I: The tug sttruck a mine and sank in the Baltic Sea off Worms Island.[91]
SM UC-42  Kaiserliche Marine World War I: The Type UC II submarine was sunk by the explosion of one of her own mines at Cork, Ireland (51°44′N 8°12′W / 51.733°N 8.200°W / 51.733; -8.200) with the loss of all 26 crew.
Vikholmen  Norway World War I: The coaster was sunk in the English Channel south east of the Isle of Wight, United Kingdom (50°11′N 1°22′W / 50.183°N 1.367°W / 50.183; -1.367) by SM UC-71 ( Kaiserliche Marine) with the loss of eight of her crew.[92]
Water Lily  United Kingdom World War I: The schooner was sunk in the Atlantic Ocean 8 nautical miles (15 km) north north east of the Pendeen Lighthouse (50°18′N 5°40′W / 50.300°N 5.667°W / 50.300; -5.667) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[93]

11 September

List of shipwrecks: 11 September 1917
Ship Country Description
Embleton  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean 150 nautical miles (280 km) west of Cape Spartel, Morocco by SM U-63 ( Kaiserliche Marine). Her crew survived.[94]
Luxembourg  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 3.5 nautical miles (6.5 km) north north east of the Pendeen Lighthouse, Cornwall (50°13′N 5°40′W / 50.217°N 5.667°W / 50.217; -5.667) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[95]
Rosy Cross  United Kingdom World War I: The fishing smack was scuttled in the Atlantic Ocean 4 nautical miles (7.4 km) north west by west of Crackington Haven, Cornwall by SM UC-51 ( Kaiserliche Marine). Her crew survived.[37][96]
Tobol  Russia World War I: The cargo ship was sunk in the North Sea 70 nautical miles (130 km) east south east of Duncansby Head, Caithness, United Kingdom (58°10′N 1°00′W / 58.167°N 1.000°W / 58.167; -1.000) by SM U-52 ( Kaiserliche Marine).[97]
SM U-49  Kaiserliche Marine World War I: The Type U 43 submarine was rammed, shelled and sunk in the Bay of Biscay (46°17′N 14°42′W / 46.283°N 14.700°W / 46.283; -14.700) by British Transport ( United Kingdom) with the loss of all 43 crew.
Vienna  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 340 nautical miles (630 km) west of Ouessant, Finistère, France (46°59′N 13°05′W / 46.983°N 13.083°W / 46.983; -13.083) by SM U-49 ( Kaiserliche Marine) with the loss of 25 crew. Her captain was taken as a prisoner of war.[13][98]
William  United Kingdom World War I: The schooner was sunk in the Atlantic Ocean 4 nautical miles (7.4 km) north north west of Crackington Haven (50°56′N 5°39′W / 50.933°N 5.650°W / 50.933; -5.650) by SM UC-51 ( Kaiserliche Marine). Her crew survived.[99]

12 September

List of shipwrecks: 12 September 1917
Ship Country Description
Agricola  United Kingdom World War I: The schooner was scuttled in the Bristol Channel 15 nautical miles (28 km) west north west of Lundy Island, Devon by SM U-19 ( Kaiserliche Marine). Her crew survived.[13][100]
HMT Asia  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Bressay, Shetland Islands with the loss of seven of her crew.[101]
Deputé Pierre Goujon  France World War I: The cargo ship was sunk in the Bay of Biscay off Belle Île, Morbihan (47°06′N 3°57′W / 47.100°N 3.950°W / 47.100; -3.950) by SM U-103 ( Kaiserliche Marine). Her crew survived.[102]
Gibraltar  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 100 nautical miles (190 km) south east of Cape Creus, Spain (41°17′N 5°50′E / 41.283°N 5.833°E / 41.283; 5.833) by SM UC-27 ( Kaiserliche Marine) with the loss of four of her crew.[13][103]
Gisla  Norway World War I: The cargo ship was sunk in the Mediterranean Sea 4 nautical miles (7.4 km) off Cape Palos, Murcia Spain (37°39′N 0°32′W / 37.650°N 0.533°W / 37.650; -0.533) by SM U-64 ( Kaiserliche Marine). Her crew survived.[104]
HS 3 and RB 10  United Kingdom World War I: The tug and refrigerated barge were scuttled in the Atlantic Ocean 18 nautical miles (33 km) west by north of Cape Sines, Portugal by SM UB-50 ( Kaiserliche Marine). Her crew survived, but four of them were taken as prisoners of war.[105][106]
Reim  Norway World War I: The cargo ship was sunk in the Atlantic Ocean off Cape St. Vincent, Portugal by SM U-63 ( Kaiserliche Marine). Her crew survived.[107]
St. Margaret  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Norwegian Sea 30 nautical miles (56 km) south east of Lítla Dímun, Faroe Islands by SM U-103 ( Kaiserliche Marine) with the loss of five crew.[108]
SM U-45  Kaiserliche Marine World War I: The Type U 43 submarine was torpedoed and sunk in the Atlantic Ocean north west of the Shetland Islands, United Kingdom (55°48′N 7°30′W / 55.800°N 7.500°W / 55.800; -7.500) by HMS D7 ( Royal Navy) with the loss of 43 of her 45 crew.
Urd  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 10 nautical miles (19 km) north by east of Cape Palos (37°52′N 0°28′W / 37.867°N 0.467°W / 37.867; -0.467) by SM U-64 ( Kaiserliche Marine) with the loss of three crew.[13][109]
Wilmore  United States World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 4 nautical miles (7.4 km) north east of the Hornigas Lighthouse, Cape Palos (37°41′N 0°31′W / 37.683°N 0.517°W / 37.683; -0.517) by SM U-64 ( Kaiserliche Marine). Her crew survived.[110]

13 September

List of shipwrecks: 13 September 1917
Ship Country Description
Arlequin Tunisia Tunisia World War I: The sailing vessel was sunk in the Gulf of Gabès by SM UC-52 ( Kaiserliche Marine). Her crew survived.[111]
Chère Rose' Tunisia Tunisia: World War I: The sailing vessel was sunk in the Gulf of Gabès by SM UC-52 ( Kaiserliche Marine).[112]
Comizianes da Graca  Portugal World War I: The sailing vessel was sunk in the Atlantic Ocean 6 nautical miles (11 km) north of Cape Sines by SM UB-50 ( Kaiserliche Marine).[113]
Correiro de Sines  Portugal World War I: The sailing vessel was sunk in the Atlantic Ocean off the coast of Portugal by SM UB-50 ( Kaiserliche Marine).[114]
Ortigia Tunisia Tunisia World War I: The sailing vessel was sunk in the Gulf of Gabès by SM UC-52 ( Kaiserliche Marine).[115]
SM UC-21  Kaiserliche Marine The Type UC II submarine departed Zeebrugge, West Flanders, Belgium for the Bay of Biscay. No further trace, presumed lost with all 26 crew.
Vittoria Tunisia Tunisia World War I: The sailing vessel was sunk in the Gulf of Gabès by SM UC-52 ( Kaiserliche Marine).[116]
Zeta  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 8 nautical miles (15 km) south by west of Mine Head, County Cork by SM UC-51 ( Kaiserliche Marine). Her crew survived.[13][117]

14 September

List of shipwrecks: 14 September 1917
Ship Country Description
Amiral de Kersaint  France World War I: The cargo ship was sunk in the Mediterranean Sea 5 nautical miles (9.3 km) off Cape Tortosa, Spain by SM U-64 ( Kaiserliche Marine).[118]
Ausonia  Italy World War I: The cargo ship was sunk in the Mediterranean Sea off Cape Tortosa (40°46′N 1°03′E / 40.767°N 1.050°E / 40.767; 1.050) by SM U-64 ( Kaiserliche Marine). Her crew survived.[119]
Chulmleigh  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 10 nautical miles (19 km) south west by west of Cape Salou, Spain (40°54′N 1°04′E / 40.900°N 1.067°E / 40.900; 1.067) by SM U-64 ( Kaiserliche Marine). Her crew survived.[13][120]
USS D-2  United States Navy The D-class submarine sank at New London Naval Base, Connecticut. Her crew survived. She was subsequently refloated, repaired and returned to service.
Sado  Portugal World War I: The ship was sunk in the Atlantic Ocean 15 nautical miles (28 km) south west of Cape Sines by SM UB-50 ( Kaiserliche Marine).[121]
Saint Jacques  France The cargo ship struck a mine and sank in the Irish Sea 5 nautical miles (9.3 km) south west of St. Ann's Head, Pembrokeshire, United Kingdom by SM UC-51 ( Kaiserliche Marine).[122]

15 September

List of shipwrecks: 15 September 1917
Ship Country Description
Dependence  United Kingdom World War I: The schooner was scuttled in the Atlantic Ocean off The Lizard, Cornwall by SM UB-38 ( Kaiserliche Marine). Her crew survived.[13][123]
Idomeneus  United Kingdom World War I: The cargo ship was torpedoed and damaged in the North Channel (56°40′N 10°50′W / 56.667°N 10.833°W / 56.667; -10.833) by SM U-67 ( Kaiserliche Marine) with the loss of four crew. She was beached but was later refloated.[124]
Platuria  United States World War I: The tanker was sunk in the Atlantic Ocean off Tangier, Morocco (35°08′N 9°15′W / 35.133°N 9.250°W / 35.133; -9.250) by SM U-63 ( Kaiserliche Marine) with the loss of ten crew.[125]
Rollesby  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 80 nautical miles (150 km) east north east of Muckle Flugga, Shetland Islands by SM U-48 ( Kaiserliche Marine). Her crew survived.[126]
Santaren  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 40 nautical miles (74 km) north east of Muckle Flugga (61°36′N 0°14′W / 61.600°N 0.233°W / 61.600; -0.233) by SM UB-63 ( Kaiserliche Marine). Her crew survived.[127]
Sommeina  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 4 nautical miles (7.4 km) south east of The Manacles (50°01′N 4°57′W / 50.017°N 4.950°W / 50.017; -4.950). Her crew survived.[128]

16 September

List of shipwrecks: 16 September 1917
Ship Country Description
Annina Capano  Italy World War I: The sailing vessel was sunk in the Gulf of Lion (42°50′N 3°29′E / 42.833°N 3.483°E / 42.833; 3.483) by SM UC-27 ( Kaiserliche Marine).[129]
Ann J. Trainer  United States World War I: The sailing vessel was sunk in the Atlantic Ocean 30 nautical miles (56 km) off Ouessant, Finistère, France (48°44′N 5°39′W / 48.733°N 5.650°W / 48.733; -5.650) by SM UC-21 ( Kaiserliche Marine). Her crew survived.[130]
Arabis  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 210 nautical miles (390 km) west by south of Ouessant (46°28′N 9°42′W / 46.467°N 9.700°W / 46.467; -9.700) by SM U-54 ( Kaiserliche Marine) with the loss of twenty crew.[13][131]
Eendracht VII  Netherlands World War I: The fishing vessel was scuttled in the North Sea 8 nautical miles (15 km) off IJmuiden, North Holland by SM UC-64 ( Kaiserliche Marine). Her crew survived.[132]
Facto  Norway World War I: The cargo ship was torpedoed and sunk in Mount's Bay (49°58′N 5°36′W / 49.967°N 5.600°W / 49.967; -5.600) by SM UB-18 ( Kaiserliche Marine) with the los of two of her crew.[133]
HMS G9  Royal Navy World War I: The G-class submarine was rammed and sunk at night in the North Sea by HMS Pasley ( Royal Navy), after the submarine had mistaken Pasley for a U-boat and fired two torpedoes at her. All but one of her 31 crew were killed; the survivor rescued by HMS Pasley.
Quatre Frères  France World War I: The fishing vessel was scuttled in the Atlantic Ocean 240 nautical miles (440 km) west of the French coast by SM UC-30 ( Kaiserliche Marine).[134]
Sandsend  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 6 nautical miles (11 km) south east by east of Mine Head, County Cork by SM UC-48 ( Kaiserliche Marine) with the loss of three of her crew.[13][135][136]

17 September

List of shipwrecks: 17 September 1917
Ship Country Description
Australia  Russia World War I: The cargo ship was sunk in the Atlantic Ocean 35 nautical miles (65 km) north west of Muckle Flugga, Shetland Islands, United Kingdom by SM UB-62 ( Kaiserliche Marine). Her crew survived.[137]
Eugenio D.  Italy World War I: The sailing vessel was sunk in the Gulf of Lion by SM UC-27 ( Kaiserliche Marine).[138]
Muccio  Italy World War I: The sailing vessel was sunk in the Gulf of Lion by SM UC-27 ( Kaiserliche Marine).[139]
Niemen  France World War I: The cargo ship was sunk in the Atlantic Ocean 122 nautical miles (226 km) north west of Cape Ortegal, Spain (45°53′N 8°06′W / 45.883°N 8.100°W / 45.883; -8.100) by SM U-54 ( Kaiserliche Marine).[140]
Our Bairns  United Kingdom World War I: The fishing smack was scuttled in Irish Sea 25 nautical miles (46 km) south west of the Coningbeg Lightship ( United Kingdom) by SM UC-48 ( Kaiserliche Marine). Her crew survived.[37][141]
Paraciers  France World War I: The cargo ship was torpedoed and sunk in the North Sea 12 nautical miles (22 km) north of the Spurn Lightship ( United Kingdom) by SM UC-64 ( Kaiserliche Marine). Her crew survived.[142][143]
Queen Amelia  United Kingdom World War I: The cargo ship was sunk torpedoed, shelled, and sunk in the Atlantic Ocean 19 nautical miles (35 km) north north east of Muckle Flugga by SM UB-62 ( Kaiserliche Marine). Her crew survived.[144]
Ronald  United Kingdom World War I: The fishing smack was scuttled in Irish Sea 25 nautical miles (46 km) south west of the Coningbeg Lightship ( United Kingdom) by SM UC-48 ( Kaiserliche Marine). Her crew survived.[37][145]
SM UC-45  Kaiserliche Marine The Type UC II submarine sank in the North Sea (54°09′N 7°35′E / 54.150°N 7.583°E / 54.150; 7.583) with the loss of all 35 crew. She was later salvaged, repaired and returned to service.[146]

18 September

List of shipwrecks: 18 September 1917
Ship Country Description
Arendal  Norway World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 115 nautical miles (213 km) west of Cape Spartel, Morocco (35°27′N 8°20′W / 35.450°N 8.333°W / 35.450; -8.333) by SM U-63 ( Kaiserliche Marine). Her crew survived.[13][147]
Cachalot Tunisia Tunisia World War I: The sailing vessel was shelled and sunk in the Gulf of Gabès off the Kerkennah Islands (35°14′N 11°08′E / 35.233°N 11.133°E / 35.233; 11.133) by SM UC-52 ( Kaiserliche Marine). Her crew survived.[148]
HMS Contest  Royal Navy World War I: The Acasta-class destroyer was torpedoed and sunk in the Western Approaches (48°54′N 7°03′W / 48.900°N 7.050°W / 48.900; -7.050) by SM U-106 ( Kaiserliche Marine) with the loss of 35 of her 75 crew.[149]
HMS Glenfoyle  Royal Navy World War I: The Q-ship was torpedoed and sunk in the Atlantic Ocean south west of Ireland (50°46′N 11°04′W / 50.767°N 11.067°W / 50.767; -11.067) by SM U-43 ( Kaiserliche Marine) with the loss of eighteen crew.[150]
Joseph Chamberlain  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 50 nautical miles (93 km) north by west of Muckle Flugga, Shetland Islands by SM UB-62 ( Kaiserliche Marine) with the loss of eighteen of her crew. Two survivors were taken as prisoners of war.[13][151]
Polar Prince  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 8 nautical miles (15 km) south west of Cape Spartel, Morocco (35°30′N 6°45′W / 35.500°N 6.750°W / 35.500; -6.750) by SM UB-50 ( Kaiserliche Marine). Her crew survived, but her captain was taken as a prisoner of war.[13][135][152]
Port Kembla  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean off Cape Farewell, Greenland. Her crew were rescued.[13][153]

19 September

List of shipwrecks: 19 September 1917
Ship Country Description
Blanche  France World War I: The four-masted barque was torpedoed and sunk in the Atlantic Ocean (47°00′N 10°30′W / 47.000°N 10.500°W / 47.000; -10.500) by SM U-151 ( Kaiserliche Marine) with the loss of eighteen crew.[154]
Etal Manor  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 7 nautical miles (13 km) south by west of Hook Point, County Waterford by SM UC-48 ( Kaiserliche Marine) with the loss of six of her crew.[13][18][155]
Hydra  Denmark World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean west of the Orkney Islands, United Kingdom (59°33′N 7°37′W / 59.550°N 7.617°W / 59.550; -7.617) by SM U-94 ( Kaiserliche Marine) with the loss of all six crew.[156]
Marthe Marguerite  France World War I: The three-masted barque was shelled and sunk in the Atlantic Ocean north west of Cape Finisterre, Spain (46°18′N 11°25′W / 46.300°N 11.417°W / 46.300; -11.417) by SM U-54 ( Kaiserliche Marine). Her crew survived.[157]
Montana  Norway The cargo ship capsized and sank in the Mediterranean Sea off Tunis, Tunisia.[158]
Saint Ronald  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 95 nautical miles (176 km) north north west of Tory Island, County Donegal (56°22′N 10°17′W / 56.367°N 10.283°W / 56.367; -10.283) by SM U-82 ( Kaiserliche Marine) with the loss of 24 of her crew.[13][159]
Teresita  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SM UC-53 ( Kaiserliche Marine).[160]

20 September

List of shipwrecks: 20 September 1917
Ship Country Description
Fabian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 30 nautical miles (56 km) off Cape Spartel, Morocco (35°45′N 6°40′W / 35.750°N 6.667°W / 35.750; -6.667) by SM UB-50 ( Kaiserliche Marine) with the loss of three of her crew.[13][161]
Gioffredo Mameli  Italy World War I: The cargo ship was sunk in the Atlantic Ocean 45 nautical miles (83 km) north west of Cape Spartel (36°05′N 6°15′W / 36.083°N 6.250°W / 36.083; -6.250) by SM UB-50 ( Kaiserliche Marine).[162]
Kurdistan  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 27 nautical miles (50 km) east south east of Pantelleria, Italy (36°40′N 12°37′E / 36.667°N 12.617°E / 36.667; 12.617) by SM U-32 ( Kaiserliche Marine). Her crew survived.[13][18][163]

21 September

List of shipwrecks: 21 September 1917
Ship Country Description
Aline Montreuil  France World War I: The cargo ship was torpedoed and sunk in the English Channel 22 nautical miles (41 km) north of Cap Barfleur, Manche (50°02′N 1°18′W / 50.033°N 1.300°W / 50.033; -1.300) by SM UB-38 ( Kaiserliche Marine). Her crew survived.[164]
Christina  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SM UC-53 ( Kaiserliche Marine).[165]
Kouang-si  France World War I: The passenger ship was torpedoed and damaged in the English Channel 6 nautical miles (11 km) south east of The Lizard, Cornwall, United Kingdom by SM UC-48 ( Kaiserliche Marine). She was beached but was later refloated.[166]
Radaas  Denmark World War I: The cargo ship was torpedoed and sunk in the English Channel 18 nautical miles (33 km) west of Portland Bill, Dorset, United Kingdom (50°34′N 3°05′W / 50.567°N 3.083°W / 50.567; -3.083) by SM UB-40 ( Kaiserliche Marine) with the loss of a crew member.[167]
Santo Nicola  Italy World War I: The sailing vessel was sunk in the Aegean Sea by SM UC-23 ( Kaiserliche Marine).[168]
Spiridon  Greece World War I: The sailing vessel was sunk in the Aegean Sea by SM UC-23 ( Kaiserliche Marine).[169]

22 September

List of shipwrecks: 22 September 1917
Ship Country Description
Alkyon  Greece World War I: The cargo ship was sunk in the Mediterranean Sea off Oran, Algeria by SM UB-50 ( Kaiserliche Marine). Her crew survived.[170]
Caroline  France World War I: The schooner was shelled and sunk in the Mediterranean Sea 60 nautical miles (110 km) west of Asinara Island, Italy by SM U-32 ( Kaiserliche Marine). Her crew survived.[171]
Garifaglia  Greece World War I: The barque was scuttled in the Mediterranean Sea west of Crete (34°57′N 22°14′E / 34.950°N 22.233°E / 34.950; 22.233) by SM UC-38 ( Kaiserliche Marine).[172]
Greleen  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 7 nautical miles (13 km) east by north of Berry Head, Devon (50°28′N 3°14′W / 50.467°N 3.233°W / 50.467; -3.233) by SM UB-40 ( Kaiserliche Marine) with the loss of nineteen of her crew.[13][173]
Inn  Austro-Hungarian Navy World War I: The river monitor struck a Romanian mine laid by Danube ships ( Romanian Naval Forces) and sank near Brăila.[174][175][176]
Italia  France World War I: The coaster was sunk in the Atlantic Ocean 11 nautical miles (20 km) north west of Cape Ortegal, A Coruña, Spain by SM UC-63 ( Kaiserliche Marine).[177]
John Knudsen  Norway World War I: The cargo ship was sunk in the Mediterranean Sea 20 nautical miles (37 km) north of Cape Falcon, Algeria (36°00′N 1°01′W / 36.000°N 1.017°W / 36.000; -1.017) by SM UB-50 ( Kaiserliche Marine) with the loss of a crew member.[178]
Mascotte  France World War I: The schooner was sunk in the English Channel 114 nautical miles (211 km) off Ouessant, Finistère by SM U-60 ( Kaiserliche Marine). Her crew survived.[179]
Primo  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea 3 nautical miles (5.6 km) off the Fimara Grande Lightship ( Italy) by SM UC-53 ( Kaiserliche Marine).[180]
Trongate  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 5 nautical miles (9.3 km) north west of Flamborough Head, Yorkshire by SM UC-71 ( Kaiserliche Marine) with the loss of two of her crew.[13][181]
Ville de Valenciennes  France World War I: The cargo ship was sunk in the North Sea 5 nautical miles (9.3 km) south east of Flamborough Head by SM UC-64 ( Kaiserliche Marine). Her crew survived.[182]

23 September

List of shipwrecks: 23 September 1917
Ship Country Description
Agios Nicolaos  Greece World War I: The schooner was shelled and sunk in the Mediterranean Sea west of Crete (35°33′N 23°28′E / 35.550°N 23.467°E / 35.550; 23.467) by SM UC-38 ( Kaiserliche Marine).[183]
Argietta  Italy World War I: The brigantine was scuttled in the Tyrrhenian Sea by SM UC-53 ( Kaiserliche Marine).[184]
Giuseppina Concertina  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SM UC-53 ( Kaiserliche Marine).[185]
Gloire  France World War I: The fishing vessel was scuttled in the Atlantic Ocean 240 nautical miles (440 km) off Ouessant, Finistère by SM U-60 ( Kaiserliche Marine). Her crew were rescued by the fishing vessel Algesiras ( France).[186]
Henry Lippitt  United States World War I: The sailing vessel was scuttled in the Atlantic Ocean 200 nautical miles (370 km) west of Brest, Finistère (48°17′N 10°05′W / 48.283°N 10.083°W / 48.283; -10.083) by SM U-60 ( Kaiserliche Marine). Her crew survived.[187]
Hornsund'  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 2.5 nautical miles (4.6 km) east south east of Scarborough, Yorkshire by SM UC-71 ( Kaiserliche Marine) with the loss of a crew member.[188]
Irthington  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Gulf of Gioja 3 nautical miles (5.6 km) east north east of Cape Vaticano, Italy (40°35′N 15°01′E / 40.583°N 15.017°E / 40.583; 15.017) by SM UC-53 ( Kaiserliche Marine). Her crew survived.[13][189]
Jeune Mathilde  France World War I: The fishing vessel was scuttled in the Atlantic Ocean 240 nautical miles (440 km) west of Ouessant by SM U-60 ( Kaiserliche Marine). Her crew were rescued by Algesiras ( France).[190]
Joaquina  Spain World War I: The sailing vessel was sunk in the Mediterranean Sea 8 nautical miles (15 km) off Cadaqués, Girona, Spain by SM UC-27 ( Kaiserliche Marine).[191]
Medie  France World War I: The transport ship was sunk in the Mediterranean Sea 120 nautical miles (220 km) north west of Cape Bougaroni, Algeria by SM UC-27 ( Kaiserliche Marine) with the loss of 250 of the 626 people on board.[192][193]
Nicholaos  Greece World War I: The sailing vessel was sunk in the Aegean Sea by SM UC-23 ( Kaiserliche Marine).[194]
Perseverance  United Kingdom World War I: The schooner was shelled and sunk in the English Channel 14 nautical miles (26 km) north west by north of Saint-Valery-en-Caux, Seine-Maritime, France by SM UC-47 ( Kaiserliche Marine). Her crew survived.[195]
Rosehill  United Kingdom World War I: The collier was torpedoed and damaged in the English Channel 5 nautical miles (9.3 km) south west by south Fowey, Cornwall by SM UB-40 ( Kaiserliche Marine). She was taken in tow but sank in Whitesand Bay (50°19′40″N 4°18′25″W / 50.32778°N 4.30694°W / 50.32778; -4.30694). Her crew survived.[196]
St. Dunstan  United Kingdom World War I: The dredger struck a mine and sank in the English Channel 12 nautical miles (22 km) north west by west of Portland Bill, Dorset with the loss of two of her crew.[197]

24 September

List of shipwrecks: 24 September 1917
Ship Country Description
Europe  France World War I: The four-masted barque was scuttled in the Atlantic Ocean (46°37′N 11°30′W / 46.617°N 11.500°W / 46.617; -11.500) by SM UC-63 ( Kaiserliche Marine). Her crew survived.[198]
HMT Hastfen  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea with the loss of four of her crew.[199]
Iriston  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 7 nautical miles (13 km) south by west of Cape Camarat, Var, France (43°17′N 6°49′E / 43.283°N 6.817°E / 43.283; 6.817) by SM U-32 ( Kaiserliche Marine). Her crew survived.[13][200]
Leka  Norway World War I: The cargo ship was sunk in the North Sea 6 to 8 nautical miles (11 to 15 km) east of Flamborough Head, Yorkshire, United Kingdom by SM UC-71 ( Kaiserliche Marine) with the loss of seventeen of her crew.[201]
Louis Bossert  Norway World War I: The sailing vessel was sunk in the Bay of Biscay (45°11′N 9°35′W / 45.183°N 9.583°W / 45.183; -9.583) by SM U-54 ( Kaiserliche Marine). Her crew survived.[202]
Mimosa  France World War I: The three-masted schooner was shelled and damaged in the Atlantic Ocean 25 nautical miles (46 km) north west of the Isles of Scilly, United Kingdom by SM UC-47 ( Kaiserliche Marine) with the loss of a crew member. Survivors abandoned ship and were rescued or reached St. Mary's in their lifeboats. Mimosa was later towed in to St Mary's.[203]
Nuova Francesca  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SM UC-53 ( Kaiserliche Marine).[204]
Perseverance  France World War I: The four-masted barque was scuttled in the Atlantic Ocean by SM UC-63 ( Kaiserliche Marine). Her crew survived.[205]
S. Espedito  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SM UC-53 ( Kaiserliche Marine). Her crew survived.[206]

25 September

List of shipwrecks: 25 September 1917
Ship Country Description
Boynton  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 5 nautical miles (9.3 km) west north west of Cape Cornwall (50°05′N 5°55′W / 50.083°N 5.917°W / 50.083; -5.917) by SM UC-47 ( Kaiserliche Marine) with the loss of 23 of her crew.[13][207]
City of Swansea  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 15 nautical miles (28 km) east north east of Berry Head, Devon by SM UB-40 ( Kaiserliche Marine) with the loss of two of her crew.[13][208]
Dinorah  France World War I: The cargo ship was sunk in the Atlantic Ocean (approximately 46°45′N 12°00′W / 46.750°N 12.000°W / 46.750; -12.000) by SM UC-63 ( Kaiserliche Marine).[209]
Edouard Detaille  France World War I: The barque was torpedoed and sunk in the Atlantic Ocean (46°00′N 9°30′W / 46.000°N 9.500°W / 46.000; -9.500) by SM U-60 ( Kaiserliche Marine). Her crew survived.[210]
HMT James Seckar  Royal Navy World War I: The naval trawler was sunk in the Atlantic Ocean (approximately 46°45′N 12°00′W / 46.750°N 12.000°W / 46.750; -12.000) by SM UC-63 ( Kaiserliche Marine) with the loss of sixteen of her crew.[211]
Marceau  France World War I: The schooner was sunk in the Atlantic Ocean (46°15′N 9°42′W / 46.250°N 9.700°W / 46.250; -9.700) by SM U-54 ( Kaiserliche Marine). Her crew survived.[212]
Paolina  United States World War I: The barque was sunk in the Atlantic Ocean 100 nautical miles (190 km) north west of Ouessant, Finistère, France (48°37′N 8°45′W / 48.617°N 8.750°W / 48.617; -8.750) by SM UC-65 ( Kaiserliche Marine). Her crew survived.[213]
Unione Republicaine  France World War I: The fishing vessel was sunk in the Atlantic Ocean 100 nautical miles (190 km) west north west of Penmarc'h, Finistère (48°05′N 7°14′W / 48.083°N 7.233°W / 48.083; -7.233) by SM U-90 ( Kaiserliche Marine).[214]

26 September

List of shipwrecks: 26 September 1917
Ship Country Description
Acorn  United Kingdom World War I: The schooner was shelled and sunk in the English Channel 20 nautical miles (37 km) south by east of Start Point, Devon by SM UC-69 ( Kaiserliche Marine). Her crew survived.[215]
Ciro  Italy World War I: The sailing vessel was scuttled in the Mediterranean Sea south of Sardinia by SM UB-50 ( Kaiserliche Marine).[216]
Heraklios  Greece World War I: The cargo ship was sunk in the Mediterranean Sea off Cape Cherchell, Algeria (36°38′N 1°50′E / 36.633°N 1.833°E / 36.633; 1.833) by SM U-63 ( Kaiserliche Marine). Her crew survived.[217]
Jacqueline  France World War I: The barque was torpedoed and sunk in the Atlantic Ocean 250 nautical miles (460 km) sout west of Ouessant, Finistère (46°21′N 9°44′W / 46.350°N 9.733°W / 46.350; -9.733) by SM U-101 ( Kaiserliche Marine) with the loss of all 35 crew.[218]
HMT Ocean Star  Royal Navy World War I: The naval trawler struck a mine and sank in the English Channel off the Nab Lightship ( United Kingdom) with the loss of ten of her crew.[219]
Okhotnik  Imperial Russian Navy World War I: The General Kondratenko-class destroyer struck a mine and sank in the Iber Strait.[220]
S.N.A. 3  France World War I: The cargo ship was torpedoed and sunk in the North Sea 17 nautical miles (31 km) off Flamborough Head, Yorkshire, United Kingdom (53°54′N 0°07′E / 53.900°N 0.117°E / 53.900; 0.117) by SM UB-30 ( Kaiserliche Marine). Her crew survived; they were rescued by Portaferry ( United Kingdom).[221]
SM UC-33  Kaiserliche Marine World War I: The Type UC II submarine was shelled, rammed and sunk in St. George's Channel (51°55′N 6°14′W / 51.917°N 6.233°W / 51.917; -6.233) by the patrol boat PC-61 ( Royal Navy) with the loss of 27 of her 28 crew.[222]

27 September

List of shipwrecks: 27 September 1917
Ship Country Description
HM CMB-8  Royal Navy The Coastal Motor Boat was lost on this date.[18]
Cydonia  United Kingdom The collier was lost on this date.[18]
Deux Jeannes  France World War I: The fishing vessel was sunk in the Atlantic Ocean 30 nautical miles (56 km) south west of Ouessant, Finistère (48°06′N 5°40′W / 48.100°N 5.667°W / 48.100; -5.667) by SM U-90 ( Kaiserliche Marine).[223]
Greltoria  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 3 nautical miles (5.6 km) north west by north of Flamborough Head, Yorkshire by SM UB-34 ( Kaiserliche Marine). Her crew survived.[13][224]
Liberté  France World War I: The fishing vessel was sunk in the Atlantic Ocean 30 nautical miles (56 km) south west of Ouessant (48°06′N 5°40′W / 48.100°N 5.667°W / 48.100; -5.667) by SM U-90 ( Kaiserliche Marine).[225]
Peuples Frères  France World War I: The fishing vessel was sunk in the Atlantic Ocean 30 nautical miles (56 km) south west Ouessant (48°06′N 5°40′W / 48.100°N 5.667°W / 48.100; -5.667) by SM U-90 ( Kaiserliche Marine).[226]
SM UC-6  Kaiserliche Marine World War I: The Type UC I submarine struck a mine and sank in the North Sea off North Foreland, Kent, United Kingdom (51°30′N 1°34′E / 51.500°N 1.567°E / 51.500; 1.567) with the loss of all sixteen crew.[227]

29 September

List of shipwrecks: 29 September 1917
Ship Country Description
Bon Premier  France World War I: The barque was shelled and sunk in the Atlantic Ocean 200 nautical miles (370 km) south west of Ouessant, Finistère (46°06′N 11°25′W / 46.100°N 11.417°W / 46.100; -11.417) by SM U-60 ( Kaiserliche Marine). Her crew survived.[228]
Elmsgarth  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 50 nautical miles (93 km) north west of Tory Island, County Donegal by SM U-61 ( Kaiserliche Marine). Her crew survived.[13][229]
Eugenie Fautrel  France World War I: The barque was shelled and sunk in the Atlantic Ocean 200 nautical miles (370 km) south west of Ouessant (46°30′N 9°59′W / 46.500°N 9.983°W / 46.500; -9.983) by SM U-60 ( Kaiserliche Marine). Her crew were rescued by the fishing vessel Cygne ( France).[230]
Kildonan  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 2 nautical miles (3.7 km) north north west of the Pendeen Lighthouse, Pembrokeshire (50°11′N 5°42′W / 50.183°N 5.700°W / 50.183; -5.700) by SM UB-35 ( Kaiserliche Marine) with the loss of fourteen of her crew.[231]
Percy B.  United Kingdom World War I: The schooner was shelled and sunk in the Atlantic Ocean 180 nautical miles (330 km) north by west of Cape Villano, Spain by SM U-60 ( Kaiserliche Marine). Her crew survived.[232]
R 235  France World War I: The fishing schooner was sunk in the Mediterranean Sea (34°38′N 34°43′E / 34.633°N 34.717°E / 34.633; 34.717) by SM U-73 ( Kaiserliche Marine). Her crew survived.[233]
Sanwen  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea off Cape Béar, Spain (42°52′N 4°15′E / 42.867°N 4.250°E / 42.867; 4.250) by SM U-32 ( Kaiserliche Marine) with the loss of two crew.[234]
Swan River  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 27 nautical miles (50 km) west of Oran, Algeria (36°07′N 0°54′W / 36.117°N 0.900°W / 36.117; -0.900) by SM U-39 ( Kaiserliche Marine). Her crew survived.[235]
SM UC-55  Kaiserliche Marine World War I: The Type UC II submarine was shelled, depth charged and sunk off the Shetland Islands, United Kingdom (60°02′N 1°02′W / 60.033°N 1.033°W / 60.033; -1.033) by HMS Sylvia and HMS Tirade (both  Royal Navy) with the loss of ten of her 27 crew.

30 September

List of shipwrecks: 30 September 1917
Ship Country Description
Amiral Troude  France World War I: The barque was torpedoed and sunk in the Atlantic Ocean 400 nautical miles (740 km) off Penmarc'h, Finistère (46°40′N 15°30′W / 46.667°N 15.500°W / 46.667; -15.500) by SM UB-51 ( Kaiserliche Marine). Her crew survived.[236]
HMT Charlsin  Royal Navy World War I: The naval trawler was scuttled in the Mediterranean Sea 8 nautical miles (15 km) north of Mersa Matruh, Egypt by SM UC-74 ( Kaiserliche Marine). Her crew survived.[237]
Drake  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 340 nautical miles (630 km) west of Ouessant, Finistère (46°43′N 13°01′W / 46.717°N 13.017°W / 46.717; -13.017) by SM U-90 ( Kaiserliche Marine). Her crew survived, but her captain was taken as a prisoner of war.[13][238]
Heron  United Kingdom World War I: The coaster was torpedoed and sunk in the Atlantic Ocean 300 nautical miles (560 km) south west of Ouessant (46°27′N 11°14′W / 46.450°N 11.233°W / 46.450; -11.233) by SM U-90 ( Kaiserliche Marine) with the loss of 22 crew.[13][239]
Midlothian  United Kingdom World War I: The cargo ship was shelled and sunk in the Mediterranean Sea 80 nautical miles (150 km) south of Cape Greco, Cyprus by SM U-73 ( Kaiserliche Marine). Her crew survived, but three of them were taken as prisoners of war.[240]
Nicolosa  Greece World War I: The sailing vessel was sunk in the Mediterranean Sea off Cyprus by SM U-73 ( Kaiserliche Marine).[241]

Unknown date

List of shipwrecks: Unknown date 1917
Ship Country Description
SM U-66  Kaiserliche Marine World War I: The Type U 66 submarine is believed to have struck a mine and sank in the North Sea off the Dogger Bank on or after 3 September with the loss of all 40 crew.
SM UB-32  Kaiserliche Marine World War I: The Type UB II submarine was lost after 17 September. She may have been bombed and sunk on 22 September by Royal Naval Air Service aircraft.

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  238. ↑ "Drake". Uboat.net. Retrieved 22 October 2012.
  239. ↑ "Heron". Uboat.net. Retrieved 22 October 2012.
  240. ↑ "Midlothian". Uboat.net. Retrieved 19 October 2012.
  241. ↑ "Nicolosa". Uboat.net. Retrieved 19 October 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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