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

1 August

List of shipwrecks: 1 August 1917
Ship State Description
Alcyone  United Kingdom World War I: The coaster was shelled and sunk in the English Channel 45 nautical miles (83 km) north north west of the Roches-Douvres Lighthouse, Côtes-du-Nord, France by SM UB-31 ( Imperial German Navy). Her crew survived.[1]
Alexandre  France World War I: The four-masted barque was scuttled in the Atlantic Ocean 400 nautical miles (740 km) north of the Azores, Portugal (33°33′N 23°15′W / 33.550°N 23.250°W / 33.550; -23.250) by SM U-155 ( Imperial German Navy). Her crew survived.[2]
Charlotte W. Miller  United States The schooner sank on 31 July after a collision with USS D-2 ( United States Navy) near Bartletts Reef near New London, Connecticut. She was towed to the vicinity of Sarahs Ledge in Long Island Sound by USS Ontario ( United States Navy) where she sank again on 1 August. Raised and towed to New London, Connecticut, declared a total loss.[3][4]
Giacinto Pullino  Italian Royal Navy The captured Pullino-class submarine sank in the Adriatic Sea while under tow to Pola by Austro-Hungarian forces. Her wreck was refloated on 28 February 1931 and scrapped in 1931.[5]
Hersing  Imperial German Navy World War I: The Greier-class Vorpostenboot was sunk by mines south east of Gjedser.
Karina  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Irish Sea 17 nautical miles (31 km) south south west of Hook Point, County Waterford by SM UC-75 ( Imperial German Navy) with the loss of eleven lives.[6][7]
Laertes  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 1.25 nautical miles (2.32 km) south of Prawle Point, Devon by SM UB-31 ( Imperial German Navy) with the loss of 14 of her crew.[7][8]
HMHS Letitia  Royal Navy The hospital ship ran aground and sank in Portuguese Cove, Nova Scotia, Canada with the loss of one life. She was on a voyage from Liverpool, Lancashire to Halifax, Nova Scotia.[9]
Llandudno  United Kingdom World War I: The cargo ship was scuttled in the Mediterranean Sea 110 nautical miles (200 km) west by north of Porquerolles, Var, France by SM U-33 ( Imperial German Navy) with the loss of a crew member.[7][10]
HMT Nina  Royal Navy World War I: The naval trawler truck a mine and sank in the English Channel off Prawle Point with some loss of life.[11]
Rokeby  United Kingdom World War I: The cargo ship struck a mine and sank in the Mediterranean Sea 1.5 nautical miles (2.8 km) south west of Porquerolles. Her crew survived.[12]

2 August

For the sinking of the Danish cargo ship Odense on this date, see List of shipwrecks in May 1917 § 5 May.
List of shipwrecks: 2 August 1917
Ship State Description
USS Arvilla  United States Navy The patrol boat collided with the fishing vessel Higo ( United States) at San Diego, California and sank. She was later raised, repaired and returned to service.
Aurum  United States The 26-gross register ton, 50-foot (15.2 m) sternwheel cargo ship struck an obstruction and was lost near Golovin, Territory of Alaska.[13]
HMS Ermine  Royal Navy World War I: The fleet messenger struck a mine and sank in the Aegean Sea (40°39′N 23°34′E / 40.650°N 23.567°E / 40.650; 23.567) with the loss of 24 of her crew.[14]
Libia  France World War I: The cargo ship was sunk in the Atlantic Ocean 70 nautical miles (130 km) west of Penmarc'h, Finistère (47°49′N 5°55′W / 47.817°N 5.917°W / 47.817; -5.917) by SM U-61 ( Imperial German Navy) with the loss of 24 crew.[15]
Marthe  France World War I: The barque was scuttled in the Atlantic Ocean south south east of the Azores, Portugal (33°38′N 23°30′W / 33.633°N 23.500°W / 33.633; -23.500) by SM U-155 ( Imperial German Navy) with the loss of a crew member.[16]
Newlyn  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 2 nautical miles (3.7 km) south of Prawle Point, Devon by SM UB-31 ( Imperial German Navy) with the loss of four of her crew.[17]
SMS Seeadler  Imperial German Navy
SMS Seeadler

The auxiliary cruiser was wrecked when driven ashore by a tidal wave on Maupihaa, French Polynesia. Her crew survived.[18]

Teesdale  United Kingdom The cargo ship foundered in the North Sea three nautical miles (5.6 km) north of Saltburn-by-the-Sea, Yorkshire.[19]
Young Bert  United Kingdom World War I: The fishing vessel was scuttled in the North Sea off the mouth of the Humber by SM UC-63 ( Imperial German Navy) with the loss of all hands.[20]

3 August

List of shipwrecks: 3 August 1917
Ship State Description
Aube  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 3.5 nautical miles (6.5 km) north west of the Île d'Yeu, Vendée, France (46°56′N 2°28′W / 46.933°N 2.467°W / 46.933; -2.467) by SM UC-71 ( Imperial German Navy) with the loss of one of her 30 crew. Survivors were rescued by Bouvreuil ( French Navy).[21]
Beechpark  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 4 nautical miles (7.4 km) south of St Mary's, Isles of Scilly (49°51′N 6°17′W / 49.850°N 6.283°W / 49.850; -6.283) by SM UC-75 ( Imperial German Navy). Her crew survived.[7][22]
Halldor  Norway World War I: The cargo ship was scuttled in the Atlantic Ocean 90 nautical miles (170 km) west of Gibraltar (36°58′N 6°51′W / 36.967°N 6.850°W / 36.967; -6.850) by SM U-39 ( Imperial German Navy). Her crew survived.[23]
Hornchurch  United Kingdom World War I: The cargo ship struck a mine and sank in the North Sea 3.5 nautical miles (6.5 km) north east of Coquet Island, Northumberland with the loss of two of her crew.[24]
Renée Marthe  France World War I: The sailing vessel was sunk in the English Channel west of Prawle Point, Devon, United Kingdom by SM UB-31 ( Imperial German Navy).[25]
San Nicola  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea by SM UC-226 ( Imperial German Navy).[26]

4 August

List of shipwrecks: 4 August 1917
Ship State Description
Angelina T.  Italy World War I: The brigantine was shelled and sunk in the Mediterranean Sea north of Cape Corse, Corsica, France (42°41′N 10°04′E / 42.683°N 10.067°E / 42.683; 10.067) by SM U-33 ( Imperial German Navy).[27]
Azira  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 6 nautical miles (11 km) south east of Seaham, County Durham by SM UB-22 ( Imperial German Navy) with the loss of a crew member.[7][28]
British Monarch  United Kingdom World War I: The cargo ship struck a mine and sank in the Mediterranean Sea 2 nautical miles (3.7 km) south south west of Porquerolles, Var, France. Her crew survived.[29]
Cairnstrath  United Kingdom World War I: the cargo ship was torpedoed and sunk in the Bay of Biscay 6 nautical miles (11 km) south south west of the Île du Pilier, Vendée, France (47°00′N 2°29′W / 47.000°N 2.483°W / 47.000; -2.483) by SM UC-71 ( Imperial German Navy) with the loss of 22 of her 23 crew. The survivor was rescued by Victoire ( France).[30]
Countess of Mar  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 55 nautical miles (102 km) north of Bayonne, Basses-Pyrénées, France (44°27′N 1°48′W / 44.450°N 1.800°W / 44.450; -1.800) by SM U-61 ( Imperial German Navy) with the loss of 20 crew.[7][31]
SM UC-44  Imperial German Navy World War I: The Type UC II submarine was sunk by one of her own mines off the coast of Ireland (52°07′N 6°59′W / 52.117°N 6.983°W / 52.117; -6.983) with the loss of 25 of 26 crew; its commander, Kurt Tebenjohanns, was the sole survivor. The wreck was raised in September 1917 and scrapped.

5 August

List of shipwrecks: 5 August 1917
Ship State Description
HMT Bovic  Royal Navy The naval trawler was lost on this date.[32]
HMS Bracondale  Royal Navy World War I: The Q-ship was damaged in the Atlantic Ocean 120 nautical miles (220 km) north west of Tory Island, County Donegal by SM U-44 ( Imperial German Navy) with the loss of a crew member. She was taken in tow, but sank on 7 August.[33]
Campo Libre  Spain World War I: The fishing vessel was sunk in the Bay of Biscay 40 nautical miles (74 km) off Bilbao, Biscay (44°10′N 2°45′W / 44.167°N 2.750°W / 44.167; -2.750) by SM U-61 ( Imperial German Navy).[34]
Kathleen  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 90 nautical miles (170 km) west of the Skellig Islands, County Kerry (52°10′N 12°20′W / 52.167°N 12.333°W / 52.167; -12.333) by SM U-100 ( Imperial German Navy) with the loss of a crew member.[35]
Ryton  United Kingdom World War I: The cargo ship rammed SM U-39 ( Imperial German Navy) in the Atlantic Ocean (35°57′N 7°07′W / 35.950°N 7.117°W / 35.950; -7.117) and sank due to damage received. Her crew survived.[36]
Sauternes  France World War I: The coaster was sunk in the Bay of Biscay 9 nautical miles (17 km) off Cap Ferrat, Alpes-Maritimes by SM U-61 ( Imperial German Navy).[37]

6 August

List of shipwrecks: 6 August 1917
Ship State Description
Alfred  France World War I: The sailing vessel was sunk in the North Sea off Dunquerque, Nord by SM UC-63 ( Imperial German Navy).[38]
Argalia  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 81 nautical miles (150 km) north west by west of Tory Island, County Donegal by SM U-94 ( Imperial German Navy) with the loss of three of her crew.[7][39]
Baysoto  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 33 nautical miles (61 km) south east by east of Girdleness, Aberdeenshire (56°58′N 1°50′W / 56.967°N 1.833°W / 56.967; -1.833) by SM UC-42 ( Imperial German Navy). Her crew survived.[7][40]
Bill  United States The 624-ton scow barge sank at St. Michael, Territory of Alaska.[41]
Campana  United States World War I: The tanker was captured and sunk with explosives in the Atlantic Ocean 143 nautical miles (265 km) off the Île de Ré, Charente Maritime, France (46°08′N 5°30′W / 46.133°N 5.500°W / 46.133; -5.500) by SM U-61 ( Imperial German Navy). Two or six survivors were taken as prisoners of war. The rest of the crew were rescued from lifeboats by Audacieuse ( French Navy)[42][43]
El Kaddra Nr. 53 Tunisia World War I: The boat was sunk in the Mediterranean Sea by SM UC-27 ( Imperial German Navy).[44]
Eugenia  Italy World War I: The cargo ship was sunk in the Atlantic Ocean 7.5 nautical miles (13.9 km) west north west of the Fastnet Rock by SM U-55 ( Imperial German Navy). Her crew survived.[45]
Fane  Norway World War I: The cargo ship struck a mine and sank in the North Sea off the Inner Dowsing Lightship ( United Kingdom) (53°21′N 0°38′E / 53.350°N 0.633°E / 53.350; 0.633) with the loss of four of her crew.[46]
Jenny  Denmark World War I: The brig was scuttled in the North Sea 25 nautical miles (46 km) east north east of Hartlepool, County Durham, United Kingdom (54°55′N 0°53′W / 54.917°N 0.883°W / 54.917; -0.883) by SM UB-22 ( Imperial German Navy). Her crew survived.[47]
Lucky  United States The 8-gross register ton, 33.6-foot (10.2 m) fishing vessel sank near Cape Fox (54°46′10″N 130°50′45″W / 54.76944°N 130.84583°W / 54.76944; -130.84583 (Cape Fox)) in Southeast Alaska. All three people on board survived.[48]
Mamook  United States The 17-gross register ton, 42-foot (12.8 m) motor vessel was destroyed by fire at Eagle Reef (58°27′40″N 134°49′15″W / 58.46111°N 134.82083°W / 58.46111; -134.82083 (Eagle Reef)) in Southeast Alaska. The two people on board survived.[49]
Matunga  United Kingdom World War I: The cargo ship was scuttled in the Pacific Ocean 300 nautical miles (560 km) east of Riche Island, New Guinea by SMS Wolf ( Imperial German Navy).[7]
Narcissus  United Kingdom World War I: The drifter was scuttled in the North Sea 12 nautical miles (22 km) south east of the mouth of the River Tyne (54°55′N 1°05′W / 54.917°N 1.083°W / 54.917; -1.083) by SM UB-22 ( Imperial German Navy). Her crew survived.[50]
Polanna  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 3 nautical miles (5.6 km) east of Whitby, Yorkshire by SM UC-40 ( Imperial German Navy) with the loss of two of her crew.[7][51]
Rosemount  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 45 nautical miles (83 km) north east by north of Muckle Flugga, Shetland Islands by SM U-101 ( Imperial German Navy) with the loss of a crew member.[7][52]
Talisman  United Kingdom World War I: The cargo ship was scuttled in the North Sea 7 nautical miles (13 km) east south east of Hartlepool (54°44′N 1°10′W / 54.733°N 1.167°W / 54.733; -1.167) by SM UB-41 ( Imperial German Navy). Her crew survived.[53]

7 August

List of shipwrecks: 7 August 1917
Ship State Description
Blesvig  United Kingdom The cargo ship collided with another vessel and sank.[54]
Christiane  United States World War I: The barque was scuttled in the Atlantic Ocean 200 nautical miles (370 km) east of São Miguel Island, Azores, Portugal (37°40′N 20°40′W / 37.667°N 20.667°W / 37.667; -20.667) by SM U-155 ( Imperial German Navy). Her crew survived.[55]
Esemplare  Italy World War I: The cargo ship was sunk in the Mediterranean Sea (35°00′N 11°37′E / 35.000°N 11.617°E / 35.000; 11.617) by SM UC-27 ( Imperial German Navy).[56]
Iran  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) east south east of Santa Maria Island, Azores by SM U-155 ( Imperial German Navy). Her crew survived.[7][57]
Jarl  Sweden World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 130 nautical miles (240 km) south west of the Faroe Islands (59°45′N 9°28′W / 59.750°N 9.467°W / 59.750; -9.467) by SM U-22 ( Imperial German Navy).[58] The ship had previously been taken by a British prize crew for visitation in a British port. One of the British prize crew was killed by the explosion.[59]
Onesta  Italy World War I: The cargo ship was sunk in the North Sea off the Inner Dowsing Lightship ( United Kingdom) by SM UC-63 ( Imperial German Navy). Her crew survived.[60]
Othalia  Sweden World War I: The cargo ship was torpedoed and damaged in the North Sea 50 nautical miles (93 km) east of the Orkney Islands, United Kingdom[61] (59°00′N 0°58′W / 59.000°N 0.967°W / 59.000; -0.967) by SM UC-30 ( Imperial German Navy). Othalia was towed in to Kirkwall where she was declared a constructive total loss. Subsequently fitted with a new stern section and returned to service.[62]
Port Curtis  United Kingdom World War I: The cargo ship was scuttled in the Atlantic Ocean 70 nautical miles (130 km) west of Penmarc'h, Finistère, France (47°30′N 6°00′W / 47.500°N 6.000°W / 47.500; -6.000) by SM UC-71 ( Imperial German Navy). Her crew survived.[7][63]
Trento  Italy World War I: The cargo ship was captured and scuttled in the Atlantic Ocean 150 nautical miles (280 km) west north west of Ouessant, Finistère by SM U-61 ( Imperial German Navy).[64]

8 August

List of shipwrecks: 8 August 1917
Ship State Description
Berlengas  Portugal World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 90 nautical miles (170 km) south west of Ouessant, Finistère, France (47°00′N 5°15′W / 47.000°N 5.250°W / 47.000; -5.250 (SS Berlenga)) by SM UC-77 ( Imperial German Navy).[65]
Breton  France World War I: The cargo ship was sunk in the Mediterranean Sea (37°30′N 9°19′E / 37.500°N 9.317°E / 37.500; 9.317) by SM UC-37 ( Imperial German Navy). Her crew survived.[66]
George A. Marsh  United States The schooner sank in Lake Ontario during a storm with the loss of twelve lives.
HMS Dunraven  Royal Navy
HMS Dunraven

World War I: The Q-ship was torpedoed and shelled in the Bay of Biscay off Ouessant, Finistère, France by SM UC-71 ( Imperial German Navy) with the loss of a crew member. Survivors were rescued by HMS Christopher ( Royal Navy). HMS Dunraven sank on 10 August.

Llanishen  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 8 nautical miles (15 km) north by east of Cape Creus, Spain 42°25′N 3°20′E / 42.417°N 3.333°E / 42.417; 3.333) by SM U-33 ( Imperial German Navy) with the loss of two crew.[7][67]
Marie Jesus Protegez Nous  France World War I: The sailing vessel was sunk in the North Sea off Lowestoft, Suffolk, United Kingdom by SM UC-63 ( Imperial German Navy).[68]

9 August

List of shipwrecks: 9 August 1917
Ship State Description
Agne  Sweden World War I: The cargo ship was torpedoed and sunk in the North Sea[69] at (60°46′N 3°32′E / 60.767°N 3.533°E / 60.767; 3.533) by SM U-60 ( Imperial German Navy). Her crew survived.[70]
Alfonso  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea (37°25′N 12°05′E / 37.417°N 12.083°E / 37.417; 12.083) by SM UC-35 ( Imperial German Navy).[71]
Blagdon  United Kingdom World War I: The cargo ship was torpedoed and damaged in the North Sea 75 nautical miles (139 km) east by south of Muckle Flugga, Shetland Islands by SM U-78 ( Imperial German Navy) with the loss of twelve of her crew. She was abandoned by the survivors and was later sunk by SM U-100 ( Imperial German Navy).[7][72]
Export  Russia World War I: The cargo ship was sunk in the North Sea 45 nautical miles (83 km) west of Sognefjord, Norway by SM U-60 ( Imperial German Navy). Her crew survived.[73]
Flora  Italy World War I: The sailing vessel was sunk in the Gulf of Lyons by SM U-33 ( Imperial German Navy).[74]
Industria  Spain World War I: The sailing vessel was sunk in the Gulf of Lyons by SM U-33 ( Imperial German Navy).[75]
Jack  United Kingdom The tug was wrecked on the Bondicarr Rocks, in the North Sea off Amble, Northumberland.[76]
Jeanne  France The cargo ship collided with a Norwegian merchant vessel and sank. Her crew were rescued.[77]
HMS Recruit  Royal Navy World War I: The R-class destroyer struck a mine and sank in the North Sea with some loss of life.[78] Another source indicates the ship was sunk by a torpedo from German submarine UB16.
S. Gerlano  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea (37°25′N 12°05′E / 37.417°N 12.083°E / 37.417; 12.083) by SM UC-35 ( Imperial German Navy). Her crew survived.[79]

10 August

List of shipwrecks: 10 August 1917
Ship State Description
Capella I  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 130 nautical miles (240 km) west of Galway, United Kingdom by SM U-86 ( Imperial German Navy). Her crew survived.[80]
Koln  Imperial German Navy The Vorpostenboot was lost on this date.
Lealta  Italy World War I: The cargo ship was sunk in the Ionian Sea (35°45′N 16°05′E / 35.750°N 16.083°E / 35.750; 16.083) by SM U-31 ( Austro-Hungarian Navy). Her crew survived.[81]
Margherita  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SM UC-53 ( Imperial German Navy).[82]
Orion I  Norway World War I: The auxiliary sailing vessel was scuttled in the North Sea 30 nautical miles (56 km) off Peterhead, Aberdeenshire, United Kingdom (57°42′N 0°45′W / 57.700°N 0.750°W / 57.700; -0.750) by SM U-62 ( Imperial German Navy). Her crew survived.[83]
Solglimt  Norway World War I: The sailing vessel was sunk in the Atlantic Ocean 61°44′N 3°05′W / 61.733°N 3.083°W / 61.733; -3.083) by SM U-75 ( Imperial German Navy). Her crew survived.[84]
Tito Speri  Italy World War I: The cargo ship was sunk in the Tyrrhenian Sea off Cape Palinuro, Campania (40°01′N 15°11′E / 40.017°N 15.183°E / 40.017; 15.183) by SM UC-53 ( Imperial German Navy). She was beached at Pisciotta but was declared a constructive total loss.[85]
War Patrol  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 1 nautical mile (1.9 km) west of Penmarc'h, Finistère, France (47°48′N 4°25′W / 47.800°N 4.417°W / 47.800; -4.417) with the loss of 14 of her 26 crew. Survivors were rescued by Taureau ( French Navy).[86]

11 August

List of shipwrecks: 11 August 1917
Ship State Description
City of Athens  United Kingdom World War I: The passenger ship struck a mine and sank off Cape Town, South Africa with the loss of 19 of the 213 people on board.[87]
Cumberland  Australia World War I: The coastal cargo ship was damaged by a mine off Gabo Island and was beached, partially sunk on 5 July. Temporary repairs were made and she was refloated and towed off on 11 August but developed a leak in bad weather and sank five miles (8.0 km) from Green Cape. The salvage crew was rescued by Merimbula ( Australia).[88]
Gloriosa  United Kingdom World War I: The fishing smack was scuttled in the Irish Sea 12 nautical miles (22 km) north by east of Caldey Island, Pembrokeshire by SM UC-51 ( Imperial German Navy). Her crew survived.[89]
Holar  Denmark World War I: The coaster was torpedoed and sunk in the North Sea 3 nautical miles (5.6 km) off Lerwick, Shetland Islands, United Kingdom by SM UC-31 ( Imperial German Navy) with the loss of a crew member.[90]
HMT Jay  Royal Navy World War I: The naval trawler was torpedoed and sunk in the North Sea off Southwold, Suffolk (55°19′N 1°49′E / 55.317°N 1.817°E / 55.317; 1.817) by SM UB-35 ( Imperial German Navy) with the loss of nine of her crew.[91]
Sonnie  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 5 nautical miles (9.3 km) north west of the Le Four Lighthouse, Ouessant, Finistère, France (48°34′N 4°55′W / 48.567°N 4.917°W / 48.567; -4.917) by SM UC-77 ( Imperial German Navy) with the loss of eleven of her crew.[7][92]

12 August

List of shipwrecks: 12 August 1917
Ship State Description
Ansedonia  Italy World War I: The barquentine was scuttled in the Tyrrhenian Sea (39°24′N 15°35′E / 39.400°N 15.583°E / 39.400; 15.583) by SM UC-53 ( Imperial German Navy). Her crew survived.[93]
Ardita Carrara  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea south of Naples by SM UC-53 ( Imperial German Navy). Her crew survived.[94]
Bestum  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 150 nautical miles (280 km) west of the Bishop Rock, Isles of Scilly by SM U-93 ( Imperial German Navy). Her crew survived.[95]
Bogatyr  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea (57°04′N 1°04′W / 57.067°N 1.067°W / 57.067; -1.067) by SM UC-30 ( Imperial German Navy). Her crew survived.[96]
Cumberland  United Kingdom The passenger ship foundered in the Bass Strait.[97]
HMT Dewey  Royal Navy The naval trawler was lost on this date.[32]
Eleazar  United Kingdom World War I: The fishing vessel was shelled and sunk in the Irish Sea 25 nautical miles (46 km) south west by west of St. Ann's Head, Pembrokeshire by SM UC-51 ( Imperial German Navy). Her crew survived.[98][99]
Falkland  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 10 nautical miles (19 km) south by east of Mine Head, Cornwall by SM U-55 ( Imperial German Navy) with the loss of 10 crew.[100]
Lynorta  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 102 nautical miles (189 km) north west by north of Tory Island, County Donegal (56°25′N 10°30′W / 56.417°N 10.500°W / 56.417; -10.500) by SM U-94 ( Imperial German Navy) with the loss of two of here crew.[7][101][102]
Marie Alfred  France World War I: The brigantine was sunk in the Atlantic Ocean north of Ouessant, Finistère by SM UB-40 ( Imperial German Navy).[103]
Pauline Louisa  France World War I: The schooner was shelled and sunk in the English Channel north east of Ouessant (48°41′N 4°39′W / 48.683°N 4.650°W / 48.683; -4.650) by SM UB-40 ( Imperial German Navy). Her crew survived.[104]
Roanoake  United Kingdom World War I: The cargo ship was scuttled in the Atlantic Ocean 100 nautical miles (190 km) west of the Butt of Lewis, Outer Hebrides (58°39′N 9°08′W / 58.650°N 9.133°W / 58.650; -9.133) by SM UB-48 ( Imperial German Navy). Her crew survived.[7][105]
SM U-44  Imperial German Navy World War I: The Type U 43 submarine was rammed and sunk in the North Sea south of Norway (58°50′N 4°20′E / 58.833°N 4.333°E / 58.833; 4.333) by HMS Oracle ( Royal Navy) with the loss of all 44 crew.[106]
Ursus Minor  Norway World War I: The barque was sunk in the Atlantic Ocean 200 nautical miles (370 km) west of Ireland (55°29′N 15°33′W / 55.483°N 15.550°W / 55.483; -15.550) by SM U-84 ( Imperial German Navy). Her crew survived.[107]

13 August

List of shipwrecks: 13 August 1917
Ship State Description
Akassa  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 8 nautical miles (15 km) south east of Galley Head, County Cork (51°23′N 8°47′W / 51.383°N 8.783°W / 51.383; -8.783) by SM UC-33 ( Imperial German Navy) with the loss of seven lives.[7][108]
Arcangelo Michele  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea south of Naples by SM UC-53 ( Imperial German Navy).[109]
HMS Bergamot  Royal Navy World War I: The Anchusa-class sloop, operating as a Q-ship, was torpedoed and sunk in the Atlantic Ocean 70 nautical miles (130 km) off Killybegs, County Donegal (55°13′N 10°17′W / 55.217°N 10.283°W / 55.217; -10.283) by SM U-84 ( Imperial German Navy) with the loss of 14 of her 93 crew.[110]
Emilie Galline  France World War I: The barque was sunk in the English Channel 25 nautical miles (46 km) south south west of Start Point, Devon, United Kingdom (49°58′N 4°03′W / 49.967°N 4.050°W / 49.967; -4.050) by SM UC-79 ( Imperial German Navy) with the loss of a crew member.[111]
Il Nuovo Leonardo  Italy World War I: The sailing vessel was sunk in the Tyrrhenian Sea south of Naples by SM UC-53 ( Imperial German Navy).[112]
Maston  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 35 nautical miles (65 km) east north east of Cape Spartivento, Calabria, Italy (38°25′N 16°43′E / 38.417°N 16.717°E / 38.417; 16.717) by SM U-28 ( Austro-Hungarian Navy) with the loss of two of her crew.[7][113][114]
Turakina  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 120 nautical miles (220 km) west south west of the Bishop Rock, Isles of Scilly (48°30′N 8°34′W / 48.500°N 8.567°W / 48.500; -8.567) by SM U-86 ( Imperial German Navy) with the loss of two of her crew.[7][115]

14 August

List of shipwrecks: 14 August 1917
Ship State Description
Asti  Italy World War I: The cargo ship was sunk in the Atlantic Ocean 220 nautical miles (410 km) west of the Isles of Scilly, United Kingdom (48°15′N 10°15′W / 48.250°N 10.250°W / 48.250; -10.250) by SM U-93 ( Imperial German Navy). Her crew survived.[116]
Costanza  Italy World War I: The cargo ship struck a mine and sank in the North Sea 3.5 nautical miles (6.5 km) south east by east of the Inner Dowsing Lightship ( United Kingdom) by SM UC-63 ( Imperial German Navy). Her crew survived.[117]
Jane S.  United Kingdom World War I: The fishing vessel struck a mine and sank in the North Sea 11 nautical miles (20 km) south east of St Abb's Head, Berwickshire.[118]
Julita  Spain World War I: The barque was sunk in the Mediterranean Sea 35 nautical miles (65 km) off Alexandria, Egypt by SM UC-22 ( Imperial German Navy).[119]
Eugenia  Italy World War I: The cargo ship was sunk in the Mediterranean Sea 20 nautical miles (37 km) north of Cape Serrat, Tunisia (37°12′N 10°20′E / 37.200°N 10.333°E / 37.200; 10.333) by SM UC-67 ( Imperial German Navy).[120]
Luna  Norway World War I: The coaster was damaged in the North Sea 16 to 18 nautical miles (30 to 33 km) north of the Humber Lightship by SM UC-63 ( Imperial German Navy). She was beached at Cleethorpes, Lincolnshire, United Kingdom but was later refloated.[121]
Majorka  Norway World War I: The full-rigged ship struck a mine and sank in the North Sea north of Scotland (58°34′N 5°14′W / 58.567°N 5.233°W / 58.567; -5.233). Her crew survived.[122]
N. Verbeckmoens  Netherlands World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean off Trevose Head, Cornwall, United Kingdom (50°47′N 4°45′W / 50.783°N 4.750°W / 50.783; -4.750) by SM UC-51 ( Imperial German Navy) with the loss of four of her crew.[123]
HMS Prize  Royal Navy World War I: The Q-ship was torpedoed and sunk in the Atlantic Ocean north west of Ireland by SM UB-48 ( Imperial German Navy) with the loss of all 27 crew.[124]
Thames  United Kingdom World War I: The coaster was shelled and sunk in the North Sea (53°42′N 0°24′E / 53.700°N 0.400°E / 53.700; 0.400) by SM UC-63 ( Imperial German Navy) with the loss of all ten crew.[125]
Tuddal  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 150 nautical miles (280 km) south west of Ouessant, Finistère, France (46°45′N 7°00′W / 46.750°N 7.000°W / 46.750; -7.000) by SM UB-40 ( Imperial German Navy). Her crew survived.[126]
Umberto I  Regia Marina World War I: The armed merchant cruiser was torpedoed and sunk in the Ligurian Sea off Gallinara (44°04′N 8°15′E / 44.067°N 8.250°E / 44.067; 8.250) by SM UC-35 ( Imperial German Navy) with the loss of 26 of her crew.[127]
Wisbech  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 12 nautical miles (22 km) off Trevose Head by SM UC-51 ( Imperial German Navy) with the loss of two of her crew.[7][128]

15 August

List of shipwrecks: 15 August 1917
Ship State Description
Albertha  Denmark World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean north west of the Hebrides, United Kingdom (57°00′N 9°54′W / 57.000°N 9.900°W / 57.000; -9.900) by SM U-62 ( Imperial German Navy). Her crew survived.[129][130]
Alice  United Kingdom World War I: The fishing vessel was scuttled in the North Sea off the mouth of the Humber (53°38′N 0°55′E / 53.633°N 0.917°E / 53.633; 0.917) by SM UC-63 ( Imperial German Navy) with the loss of all five crew.[131]
Bandai Maru  Japan World War I: The cargo ship was shelled in the Mediterranean Sea north east of Cape Bon, Tunisia (37°20′N 11°32′E / 37.333°N 11.533°E / 37.333; 11.533) by SM U-33 ( Imperial German Navy). She was consequently scuttled.[132]
Brodstone  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 95 nautical miles (176 km) west of Ouessant, Finistère, France (47°50′N 7°20′W / 47.833°N 7.333°W / 47.833; -7.333) by SM UB-40 ( Imperial German Navy) with the loss of five of her crew.[7][133]
Ethel & Millie  Royal Navy World War I: The fishing smack, operating as a naval auxiliary (Ethel & Millie), was sunk in the North Sea off the mouth of the Humber by SM UC-63 ( Imperial German Navy) with the loss of all seven crew.[134]
G & E (as Nelson)  Royal Navy World War I: The fishing smack, operating as a naval auxiliary was shelled and sunk in the North Sea off the mouth of the Humber by SM UC-63 ( Imperial German Navy) with the loss of a crew member.[135] The captain of the Nelson, Thomas Crisp was posthumously awarded the Victoria Cross for his actions in this engagement.
Hylas  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) east of the Butt of Lewis (58°39′N 5°49′W / 58.650°N 5.817°W / 58.650; -5.817) by SM U-80 ( Imperial German Navy). Her crew survived.[7][136]
Phoebe  France World War I: The cargo ship struck a mine and sank in the Bay of Biscay south by west of Penmarc'h, Finistère (47°48′N 4°25′W / 47.800°N 4.417°W / 47.800; -4.417). Her crew were rescued by Tauron ( French Navy).[137]
Stroynyi  Imperial Russian Navy The destroyer ran aground in the Gulf of Riga and was severely damaged. She was bombed by a German aircraft on 21 August and further damaged. She was abandoned as a total loss on 2 September.[138]

16 August

List of shipwrecks: 16 August 1917
Ship State Description
SMS A13  Imperial German Navy World War I: The A1-class torpedo boat was bombed and sunk at Ostend, West Flanders, Belgium by a British Handley Page O/100 aircraft.[139]
Athenia  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 7 nautical miles (13 km) north of Inishtrahull Island, County Donegal (55°33′N 7°23′W / 55.550°N 7.383°W / 55.550; -7.383) by SM U-53 ( Imperial German Navy) with the loss of 15 lives.[7][140]
HMS Bradford City  Royal Navy World War I: The Q-ship was sunk in the Strait of Messina (38°10′N 15°36′E / 38.167°N 15.600°E / 38.167; 15.600) by SM U-28 ( Austro-Hungarian Navy). Her crew survived.[141]
Caroline Kock  Denmark World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean west of the Hebrides, United Kingdom by SM U-80 ( Imperial German Navy with the loss of a crew member.[142]
Delphic  United Kingdom World War I: The ocean liner was torpedoed and sunk in the Atlantic Ocean 135 nautical miles (250 km) south west by west of the Bishop Rock, Isles of Scilly (48°30′N 9°10′W / 48.500°N 9.167°W / 48.500; -9.167) by SM UC-72 ( Imperial German Navy) with the loss of five lives.[7][143]
Eastgate  United Kingdom World War I: The cargo ship was torpedoed and damaged in the Atlantic Ocean 120 nautical miles (220 km) south west by west of the Bishop Rock, Isles of Scilly by SM UB-40 ( Imperial German Navy). She was beached by was later refloated.[144]
Manchester Engineer  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 4.5 nautical miles (8.3 km) south east of Flamborough Head, Yorkshire by SM UC-16 ( Imperial German Navy). Her crew survived.[7][145]
Palatine  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) west north west of Canna, Inner Hebrides by SM U-75 ( Imperial German Navy). Her crew survived, but her captain was taken as a prisoner of war.[7][146]
Svanholm  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea by SM U-94 ( Imperial German Navy). Her crew survived.[147]

17 August

List of shipwrecks: 17 August 1917
Ship State Description
Edina  United Kingdom World War I: The coaster was shelled and sunk in the Atlantic Ocean 30 nautical miles (56 km) south east of Stóra Dímun, Faroe Islands by SM U-55 ( Imperial German Navy). Her crew survived.[7][148]
Esperance  France World War I: The trawler struck a mine and sank in the English Channel off Le Tréport, Seine-Inférieure with the loss of ten of her crew.[149]
Lorenz Aiello  Italy World War I: The sailing vessel was sunk in the Ligurian Sea off Sanremo, Liguria by SM UC-35 ( Imperial German Navy).[150]
Meuse II  France World War I: The tanker was sunk in the Atlantic Ocean 140 nautical miles (260 km) south west of Ouessant, Finistère by SM UC-72 ( Imperial German Navy).[151]
Pontoporos Greece Greece World War I: The cargo ship was sunk in the Bay of Biscay off the Glénan Islands, Finistère (47°33′N 3°15′W / 47.550°N 3.250°W / 47.550; -3.250) by SM UC-21 ( Imperial German Navy).[152]
Susie  United Kingdom World War I: The fishing ketch was shelled and sunk in the North Sea 10 nautical miles (19 km) north east by east of Scarborough, Yorkshire by SM UC-16 ( Imperial German Navy) with the loss of a crew member.[99][153]

18 August

List of shipwrecks: 18 August 1917
Ship State Description
Alfred J. Murray  United States The tug was sunk in a collision with the 39th Street ferry in New York City, New york. The crew climbed aboard the ferry.[154]
Ardens  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 2 nautical miles (3.7 km) east of Filey, Yorkshire by SM UC-16 ( Imperial German Navy) with the loss of a crew member.[155]
HMT Benjamin Stevenson  Royal Navy World War I: The naval trawler was shelled and sunk in the North Sea 40 nautical miles (74 km) east of Fetlar, Shetland Islands by SM U-55 ( Imperial German Navy). Her crew survived.[156]
Dunkerquois  France World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 12 nautical miles (22 km) west by north of the Île de Batz, Finistère (48°50′N 4°19′W / 48.833°N 4.317°W / 48.833; -4.317) by SM UC-48 ( Imperial German Navy) with the loss of 16 of her 31 crew. Survivors were rescued by Phenix ( France)[157]
Kongsli  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 172 nautical miles (319 km) off Punta de Estaca de Bares, Galicia, Spain (46°10′N 10°12′W / 46.167°N 10.200°W / 46.167; -10.200) by SM UB-48 ( Imperial German Navy). Her crew survived.[158]
Politania  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 10 nautical miles (19 km) north west by west of Cape Sigli, Algeria (36°56′N 4°38′E / 36.933°N 4.633°E / 36.933; 4.633) by SM UC-67 ( Imperial German Navy). Her crew survived.[159]

19 August

List of shipwrecks: 19 August 1917
Ship State Description
Aghios Georgios Greece Greece World War I: The schooner was sunk in the Ionian Sea (36°23′N 21°44′E / 36.383°N 21.733°E / 36.383; 21.733) by SM UC-74 ( Imperial German Navy).[160]
Brema  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 7.5 nautical miles (13.9 km) south of Flamborough Head, Yorkshire by SM UC-17 ( Imperial German Navy). Her crew were rescued by Lonfanny ( United Kingdom).[7][161]
Eika II  Norway World War I: The cargo ship was torpedoed and sunk in the North Sea 11 nautical miles (20 km) west of Sulen, Sogn og Fjordane by SM U-87 ( Imperial German Navy) with the loss of a crew member.[162]
Gartness  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 180 nautical miles (330 km) east south east of Malta (34°52′N 18°14′E / 34.867°N 18.233°E / 34.867; 18.233) by SM U-40 ( Austro-Hungarian Navy) with the loss of 13 of her crew.[7][163]
General Dutemple  France World War I: The dredger struck a mine and sank in the English Channel off Cherbourg, Seine-Inférieure (49°43′N 1°34′W / 49.717°N 1.567°W / 49.717; -1.567) with the loss of seven of her crew.[164]
Glocliffe  United Kingdom World War I: The collier was torpedoed and sunk in the English Channel 9 nautical miles (17 km) east north east of Berry Head, Devon (50°29′N 3°17′W / 50.483°N 3.283°W / 50.483; -3.283) by SM UB-40 ( Imperial German Navy) with the loss of two of her crew.[7][32][165]
Monksgarth  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 17 nautical miles (31 km) north by east of Ouessant, Finistère, France by SM UC-48 ( Imperial German Navy). Her crew survived.[7][166]
Rosario  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of Ireland by SM UC-55 ( Imperial German Navy) with the loss of 20 of her crew. Two survivors were taken as prisoners of war.[167]
Spectator  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 11 nautical miles (20 km) south East of Galley Head, County Cork (51°28′N 8°41′W / 51.467°N 8.683°W / 51.467; -8.683) by SM UC-33 ( Imperial German Navy). Her crew survived.[7][168]
Thérèse et Marie  France World War I: The cargo ship was sunk in the Bay of Biscay 13 nautical miles (24 km) north west of the Île du Pilier, Vendée (47°04′N 2°40′W / 47.067°N 2.667°W / 47.067; -2.667) by SM UC-21 ( Imperial German Navy) with the loss of two of her crew.[169]
Ytterøy  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 10 nautical miles (19 km) east north east of the Île de Batz, Finistère (48°44′N 4°29′W / 48.733°N 4.483°W / 48.733; -4.483) by SM UC-48 ( Imperial German Navy) with the loss of a crew member.[170]

20 August

List of shipwrecks: 20 August 1917
Ship State Description
Bulysses  United Kingdom World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 142 nautical miles (263 km) west north west of the Butt of Lewis by SM U-52 ( Imperial German Navy). Her crew survived.[7][171]
Claverley  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean 4 nautical miles (7.4 km) south east of the Eddystone Lighthouse by SM UB-38 ( Imperial German Navy) with the loss of ten of her crew.[172]
HMS E47  Royal Navy World War I: The E-class submarine was lost in the North Sea with the loss of all 30 crew.
Edernian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 6 nautical miles (11 km) east of Southwold, Suffolk by SM UB-10 ( Imperial German Navy) with the loss of 14 of her crew.[7][173]
Elswick Lodge  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 260 nautical miles (480 km) west by south of Ouessant, Finistère, France by SM U-93 ( Imperial German Navy) with the loss of four of her crew.[7][174]
Ilya Muromets  Imperial Russian Navy World War I: The auxiliary minesweeper struck a mine and sank in Worms Sound with the loss of eleven of her crew. by SM UC-58 ( Imperial German Navy). Her crew survived.[175]
Incemore  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 52 nautical miles (96 km) south east by south of Pantelleria, Italy (36°27′N 13°02′E / 36.450°N 13.033°E / 36.450; 13.033) by SM U-38 ( Imperial German Navy) with the loss of a crew member.[7][176]
HMT Kirkland  Royal Navy World War I: The naval trawler struck a mine and sank in the Atlantic Ocean off Papa Stour, Shetland Islands (60°21′N 1°47′W / 60.350°N 1.783°W / 60.350; -1.783) with the loss of eleven crew.[177]
Serra do Marco  Portugal World War I: The fishing vessel was sunk in the Atlantic Ocean off the coast of Portugal by SM UB-48 ( Imperial German Navy).[178]
Serra do Pilar  Portugal World War I: The fishing vessel was sunk in the Atlantic Ocean off the coast of Portugal by SM UB-48 ( Imperial German Navy).[179]
Skagerrack  Imperial German Navy World War I: The Kattegat-class Vorpostenboot was sunk by mines south of Horns Reef.
HMS Vala  Royal Navy World War I: The Q-ship was sunk in the Atlantic Ocean 120 nautical miles (220 km) south west of the Isles of Scilly (48°37′N 9°28′W / 48.617°N 9.467°W / 48.617; -9.467) by SM UB-54 ( Imperial German Navy) with the loss of 43 of her crew.[180]

21 August

List of shipwrecks: 21 August 1917
Ship State Description
Devonian  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 20 nautical miles (37 km) north east of Tory Island, County Donegal by SM U-53 ( Imperial German Navy) with the loss of two lives.[7][181]
Goodwood  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 28 nautical miles (52 km) north west by west of Cape Bon, Tunisia by SM UC-67 ( Imperial German Navy). Her crew survived.[7][182]
HS 4  United Kingdom World War I: The tug was scuttled in the Atlantic Ocean 130 nautical miles (240 km) west south west of Ouessant, Finistère, France by SM UC-72 ( Imperial German Navy). Her crew survived.[183]
Mountpark  United Kingdom The collier collided with Alexandra ( United Kingdom) and sank in the Bristol Channel 6 nautical miles (11 km) north west of the Bull Point Lighthouse, Devon.[184]
USS Nemes  United States Navy The 50-foot (15 m) patrol vessel exploded, caught fire and sank in Cotteral Bay, Florida.[185]
Norhilda  United Kingdom World War I: The collier was torpedoed and sunk in the North Sea 5 nautical miles (9.3 km) south east of Scarborough, Yorkshire (54°15′N 0°10′W / 54.250°N 0.167°W / 54.250; -0.167) by SM UC-17 ( Imperial German Navy) with the loss of a crew member.[7][113][186]
Oslo  United Kingdom World War I: The cargo liner was torpedoed and sunk in the North Sea 15 nautical miles (28 km) east by north of the Out Skerries, Shetland Islands by SM U-87 ( Imperial German Navy) with the loss of three of her crew.[7][187]
RB 6  United Kingdom World War I: The refrigerated barge was scuttled in the Atlantic Ocean 130 nautical miles (240 km) west south west of Ouessant by SM UC-72 ( Imperial German Navy). Her crew survived.[188]
Roscommon  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 20 nautical miles (37 km) north east of Tory Island by SM U-53 ( Imperial German Navy). Her crew survived.[7][189]
Stroini  Imperial Russian Navy World War I: The Storozhevoi-class destroyer ran aground in the Gulf of Riga whilst minelaying. She was then bombed and sunk by Imperial German Navy Friedrichshafen FF.41 aircraft.[139]
SM UC-41  Imperial German Navy The Type UC II submarine sank in the Tay estuary after an internal explosion. All 27 crew and 7 British prisoners of war were killed.
Volodia  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 285 nautical miles (528 km)) west of Ouessant, Finistère, France by SM U-93 ( Imperial German Navy) with the loss of ten of her crew.[190]

22 August

List of shipwrecks: 22 August 1917
Ship State Description
Alexander Shukoff  Denmark World War I: The cargo ship was sunk in the Norwegian Sea 30 nautical miles (56 km) west of Florø, Sogn og Fjordane, Norway by SM U-87 ( Imperial German Navy). Her crew survived.[191]
Golo II  French Navy World War I: The armed boarding steamer was sunk in the Ionian Sea off Corfu, Greece by SM UC-22 ( Imperial German Navy) with the loss of 42 lives.[192]
Gro  Norway World War I: The cargo ship was sunk in the English Channel 6 nautical miles (11 km) south of Start Point, Devon, United Kingdom by SM UC-47 ( Imperial German Navy). Her crew survived.[193]
HMT Sophron  Royal Navy World War I: The naval trawler struck a mine and sank in the Firth of Tay with the loss of eight of her crew.[194]
Verdi  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 115 nautical miles (213 km) north west by north of Eagle Island, County Mayo (55°15′N 13°20′W / 55.250°N 13.333°W / 55.250; -13.333) by SM U-53 ( Imperial German Navy) with the loss of six crew.[7][195]

23 August

List of shipwrecks: 23 August 1917
Ship State Description
Boniface  United Kingdom World War I: The cargo liner was torpedoed and sunk in the Atlantic Ocean 7 nautical miles (13 km) north east by north of Arranmore, County Donegal (55°08′N 8°27′W / 55.133°N 8.450°W / 55.133; -8.450) by SM U-53 ( Imperial German Navy) with the loss of a crew member.[7][196]
Carl F. Cressy  United States World War I: The four-masted schooner was shelled and sunk in the Atlantic Ocean 180 nautical miles (330 km) north west of Cape Finisterre, Spain by SM U-93 ( Imperial German Navy). Her crew survived.[197]
Constance  France World War I: The cargo ship was sunk in the Mediterranean Sea 142 nautical miles (263 km) north east of Malta (36°15′N 17°25′E / 36.250°N 17.417°E / 36.250; 17.417) by SM U-14 ( Austro-Hungarian Navy).[198]
Fratelli Danielli  France World War I: The sailing vessel was sunk in the Mediterranean Sea south of Sicily, Italy by SM UC-67 ( Imperial German Navy).[199]
Peer Gynt  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 4 nautical miles (7.4 km) north of Pendeen Point, Cornwall, United Kingdom (50°23′N 5°20′W / 50.383°N 5.333°W / 50.383; -5.333) by SM UC-47 ( Imperial German Navy) with the loss of four of her crew.[200]
Veghtstroom  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 7 nautical miles (13 km) north west of the Godrevy Lighthouse, Cornwall (50°16′N 5°35′W / 50.267°N 5.583°W / 50.267; -5.583) by SM UC-47 ( Imperial German Navy) with the loss of five of her crew.[7][201]
Winlaton  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 25 nautical miles (46 km) west of Cape Spartel, Morocco (35°40′N 6°25′W / 35.667°N 6.417°W / 35.667; -6.417) by SM UB-48 ( Imperial German Navy) with the loss of two of her crew. Her captain was taken as a prisoner of war.[7][113][202]

24 August

List of shipwrecks: 24 August 1917
Ship State Description
Henriette  France World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 230 nautical miles (430 km) north west of Penmarc'h, Finistère (48°00′N 14°45′W / 48.000°N 14.750°W / 48.000; -14.750) by SM U-62 ( Imperial German Navy).[203]
Kilwinning  United Kingdom World War I: The collier was sunk in the Mediterranean Sea 94 nautical miles (174 km) east south east of Malta (35°26′N 16°30′E / 35.433°N 16.500°E / 35.433; 16.500) by SM U-14 ( Austro-Hungarian Navy). Her crew survived.[32][204]
Parana  France World War I: The troopship was torpedoed and damaged in the Aegean Sea between Andros and Euboea, Greece by SM UC-74 ( Imperial German Navy). She consequently sank in Karystos Bay with the loss of seven lives.[205]
Penelope  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Baltic Sea off the Swalfre Ort Lighthouse by a Kaiserliche Marine submarine.[7]
Springhill  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 4 nautical miles (7.4 km) east north east of Scarborough, Yorkshire (54°21′N 0°22′W / 54.350°N 0.367°W / 54.350; -0.367) by SM UB-21 ( Imperial German Navy) with the loss of five of her crew.[206]

25 August

List of shipwrecks: 25 August 1917
Ship State Description
Cymrian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 13 nautical miles (24 km) south east by south of the Tuskar Rock, Ireland by SM UC-75 ( Imperial German Navy) with the loss of ten of her crew.[207]
Frigga  Norway World War I: The cargo ship was torpedoed and sunk in the English Channel 20 nautical miles (37 km) east south east of Portland Bill, Dorset, United Kingdom by SM UB-54 ( Imperial German Navy). Her crew survived.[208]
Garm  Norway World War I: The coaster was sunk in the English Channel 8 nautical miles (15 km) east north east of Start Point, Devon, United Kingdom (50°19′N 3°29′W / 50.317°N 3.483°W / 50.317; -3.483) by SM UC-65 ( Imperial German Navy). Her crew survived.[209]
Heatherside  United Kingdom World War I: The collier was sunk in the Atlantic Ocean north west of Cape Ortegal, Spain (46°14′N 10°57′W / 46.233°N 10.950°W / 46.233; -10.950) by SM U-93 ( Imperial German Navy) with the loss of 27 of her crew.[32][210]
Junona  Russia World War I: The cargo ship was sunk in The Minch (58°32′N 5°34′W / 58.533°N 5.567°W / 58.533; -5.567) by SM U-80 ( Imperial German Navy).[211]
Malda  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 130 nautical miles (240 km) west of the Bishop Rock, Isles of Scilly by SM U-70 ( Imperial German Navy) with the loss of 64 lives.[212]
Nascent  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 27 nautical miles (50 km) south of the Bishop Rock (49°32′N 6°25′W / 49.533°N 6.417°W / 49.533; -6.417) by SM UC-49 ( Imperial German Navy) with the loss of six of her crew.[213]
Nerma  Denmark World War I: The cargo ship was torpedoed and sunk in the English Channel 3.5 nautical miles (6.5 km) west of Berry Head, Devon by SM UC-65 ( Imperial German Navy) with the loss of seven of her crew.[214]
Ovar  Portugal World War I: The cargo ship was sunk in the Atlantic Ocean (46°05′N 11°15′W / 46.083°N 11.250°W / 46.083; -11.250) by SM U-93 ( Imperial German Navy). Her crew survived.[215]
Sycamore  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean 125 nautical miles (232 km) north west of Tory Island, County Donegal by SM UB-61 ( Imperial German Navy) with the loss of eleven of her crew.[216]

26 August

List of shipwrecks: 26 August 1917
Ship State Description
Assyria  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 34 nautical miles (63 km) north west by north of Tory Island, County Donegal (55°40′N 9°00′W / 55.667°N 9.000°W / 55.667; -9.000) by SM UB-61 ( Imperial German Navy). Her crew survived.[7][217]
Cassiar  Canada The passenger ship ran aground on Trivet Isle, British Columbia and sank. All on board were rescued.[218]
Chacma  Norway World War I: The sailing vessel was sunk in the English Channel 50 nautical miles (93 km) west of the Casquets, Channel Islands by SM UC-62 ( Imperial German Navy). Her crew survived.[219]
Durango  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 50 nautical miles (93 km) north west of Barra Head, Outer Hebrides (57°08′N 8°55′W / 57.133°N 8.917°W / 57.133; -8.917) by SM U-53 ( Imperial German Navy). Her crew survived.[7][220]
Eirini Greece Greece World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 2.75 nautical miles (5.09 km) west of Hartland Point, Devon, United Kingdom.[221]
Feltre  Italy World War I: The cargo ship was sunk in the North Sea 4 nautical miles (7.4 km) south south east of Flamborough Head, Yorkshire, United Kingdom by SM UB-32 ( Imperial German Navy).[222]
Kenmore  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 30 nautical miles (56 km) north of Inishtrahull Island, County Donegal (55°57′N 7°30′W / 55.950°N 7.500°W / 55.950; -7.500) by SM U-53 ( Imperial German Navy) with the loss of five crew.[7][223]
Lighter No. 9  United States The Lighter sank at L Wharf, South Boston, Massachusetts.[4]
Maria del Carmine  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea east of Sicily by SM UC-35 ( Imperial German Navy).[224]
Marmion  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 300 nautical miles (560 km) west by south of Ouessant, Finistère, France (46°18′N 11°40′W / 46.300°N 11.667°W / 46.300; -11.667) by SM U-93 ( Imperial German Navy) with the loss of 17 of her crew.[7][225]
Matunga  Australia World War I: The cargo-liner was captured on 6 August and was scuttled by SMS Wolf ( Imperial German Navy) on 26 August off Waigeu Island, Netherlands New Guinea.[226]
Maurizio P.  Italy World War I: the coaster was sunk in the Mediterranean Sea (36°56′N 0°15′E / 36.933°N 0.250°E / 36.933; 0.250) by SM UC-20 ( Imperial German Navy). Her crew survived.[227]
Minas Queen  Canada World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean 350 nautical miles (650 km) north west of Cape Finisterre, Spain (46°23′N 10°24′W / 46.383°N 10.400°W / 46.383; -10.400) by SM U-93 ( Imperial German Navy) with the loss of six of her crew.[228]
Titian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 170 nautical miles (310 km) south east of Malta (34°20′N 17°30′E / 34.333°N 17.500°E / 34.333; 17.500) by SM U-14 ( Austro-Hungarian Navy). Her crew survived.[7][229]
W. H. Dwyer  Canada World War I: The cargo ship was torpedoed and sunk in the English Channel 15 nautical miles (28 km) east by north of Berry Head, Devon, United Kingdom (50°18′N 3°11′W / 50.300°N 3.183°W / 50.300; -3.183) by SM UB-38 ( Imperial German Navy). Her crew survived.[230]

27 August

List of shipwrecks: 27 August 1917
Ship State Description
Anna  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 25 nautical miles (46 km) east of Lerwick, Shetland Islands, United Kingdom by SM U-87 ( Imperial German Navy) with the loss of a crew member.[231]
Aurora  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 25 nautical miles (46 km) east south east of Lerwick (60°35′N 0°07′E / 60.583°N 0.117°E / 60.583; 0.117) by SM U-87 ( Imperial German Navy) with the loss of a crew member.[232]
Hathor  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 50 nautical miles (93 km) off Cape Ténès, Algeria by SM UB-48 ( Imperial German Navy) with the loss of a crew member. Her captain was taken as a prisoner of war.[7][233]

28 August

List of shipwrecks: 28 August 1917
Ship State Description
Hidalgo  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Barents Sea 120 nautical miles (220 km) north east of the North Cape, Norway by SM U-28 ( Imperial German Navy) with the loss of 15 crew.[7][234]
Marselieza  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 (72°30′N 29°00′E / 72.500°N 29.000°E / 72.500; 29.000) by SM U-28 ( Imperial German Navy).[235]
Nairn  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 125 nautical miles (232 km) north by west of Benghazi, Libya (34°05′N 19°20′E / 34.083°N 19.333°E / 34.083; 19.333) by SM U-14 ( Austro-Hungarian Navy). Her crew survived.[7][113][236]
Pasqualino Carmela  Italy World War I: The sailing vessel was sunk in the Strait of Messina by SM UC-38 ( Imperial German Navy).[237]
Scilla  Italy World War I: The ferry struck a mine and sank in the Strait of Messina.[238]
Whitecourt  United Kingdom World War I: The cargo ship was shelled and sunk in the Barents Sea 120 nautical miles (220 km) north north east of the North Cape (72°48′N 29°00′E / 72.800°N 29.000°E / 72.800; 29.000) by SM U-28 ( Imperial German Navy). Her crew survived.[7][239]

29 August

List of shipwrecks: 29 August 1917
Ship State Description
Cooroy  United Kingdom World War I: The four-masted barque was torpedoed and sunk in the Irish Sea 16 nautical miles (30 km) south south east of Ballycotton, County Cork by SM UC-75 ( Imperial German Navy). Her crew survived.[7][240]
Laura C. Anderson  United States World War I: The four-masted schooner was captured and scuttled in the English Channel 15 nautical miles (28 km) east of Barfleur, Manche, France (49°43′N 0°55′W / 49.717°N 0.917°W / 49.717; -0.917) by SM UC-65 ( Imperial German Navy). Her crew survived.[241]
Lynburn  United Kingdom World War I: The coaster struck a mine and sank in the Irish Sea 0.5 nautical miles (0.93 km; 0.58 mi) south east of the Arklow Lightship ( United Kingdom) with the loss of eight of her crew.[242]
Milazzo  Italy World War I: The bulk carrier was sunk in the Mediterranean Sea 250 nautical miles (460 km) east of Malta (34°44′N 19°16′E / 34.733°N 19.267°E / 34.733; 19.267) by SM U-14 ( Austro-Hungarian Navy).[243]
Treloske  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 145 nautical miles (269 km) north north west of Cape Finisterre, Spain by SM U-93 ( Imperial German Navy) with the loss of a crew member.[7][244]
Vronwen  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 20 nautical miles (37 km) north west by north of Gozo, Malta (36°12′N 13°56′E / 36.200°N 13.933°E / 36.200; 13.933) by SM UC-38 ( Imperial German Navy) with the loss of a crew member.[7][245]

30 August

List of shipwrecks: 30 August 1917
Ship State Description
Athinai Greece Greece World War I: The coaster was shelled and sunk in the Kassos Strait south east of Cape Sidero, Crete by SM UC-74 ( Imperial German Navy).[246]
Eastern Prince  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 30 nautical miles (56 km) south west of the Eddystone Lighthouse (49°41′N 4°12′W / 49.683°N 4.200°W / 49.683; -4.200) by SM U-62 ( Imperial German Navy) with the loss of five crew.[7][247]
Grelhame  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 4 nautical miles (7.4 km) south west of Start Point by SM U-62 ( Imperial German Navy). Her crew survived.[7][248]
Hunter  United States During a voyage from Chignik to Kodiak, Territory of Alaska, the 63-ton motor vessel sank without loss of life four minutes after striking a rock near Foggy Cape (56°32′N 156°58′W / 56.533°N 156.967°W / 56.533; -156.967 (Foggy Cape)) on Sutwik Island off the south coast of the Alaska Peninsula.[249]
Liselotte  Imperial German Navy The Anneliese-class Vorpostenboot foundered in a storm in the North Sea.
Natal  France The passenger ship collided with another French merchant vessel and sank in the Mediterranean Sea off Marseille, Bouches-du-Rhône. All 520 people on board were rescued.[250]
Noya  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 8 nautical miles (15 km) west south west of The Lizard, Cornwall (49°52′N 5°22′W / 49.867°N 5.367°W / 49.867; -5.367) by SM U-62 ( Imperial German Navy) with the loss of a crew member.[7][251]
HMT Ocean's Gift II  Royal Navy The naval trawler was lost on this date.[113]

31 August

List of shipwrecks: 31 August 1917
Ship State Description
Eleni Greece Greece World War I: The coaster was sunk in the Kassos Strait by SM UC-74 ( Imperial German Navy). Her crew survived.[252]
Erissos Greece Greece World War I: The cargo ship was torpedoed and damaged in the English Channel 7 to 8 nautical miles (13 to 15 km) south east of Berry Head, Devon, United Kingdom by SM UC-65 ( Imperial German Navy). She was beached but was later refloated.[253]
Marques de Mudela  Spain World War I: The cargo ship struck a mine and sank in the Bay of Biscay 14 nautical miles (26 km) off the La Coubre Lighthouse, Finistère, France (45°24′N 1°17′W / 45.400°N 1.283°W / 45.400; -1.283). Her crew survived.[254]
Miniota  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel (49°50′N 3°00′W / 49.833°N 3.000°W / 49.833; -3.000) by SM U-19 ( Imperial German Navy) with the loss of three of her crew.[7][255]
Vernon  United Kingdom World War I: The coaster was torpedoed and sunk in the North Sea 22 nautical miles (41 km) south east by south of Spurn Head, Yorkshire by SM UB-30 ( Imperial German Navy) with the loss of a crew member.[7][256]
Westbury  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 8 nautical miles (15 km) south south east of the Fastnet Rock (51°18′N 9°22′W / 51.300°N 9.367°W / 51.300; -9.367) by SM U-48 ( Imperial German Navy). Her crew survived.[7][113][257]

Unknown date

List of shipwrecks: Unknown date 1917
Ship State Description
Leitenant Burakov  Imperial Russian Navy World War I: The dispatch vessel, a former Leitenant Burakov-class destroyer, struck a mine and sank in the Baltic Sea off the Åland, Sweden on either 30 July or 12 August.[258][259]
Navajo  United States The tanker caught fire mid-Atlantic Ocean and was abandoned on 1 or 11 August.[260][261]
SM UC-72  Imperial German Navy World War I: The Type UC II submarine was lost after 21 August with the loss of all 31 crew.[262]
Stroynyy  Imperial Russian Navy World War I: The Storozhevoy-class destroyer was wrecked in the Gulf of Riga while trying to avoid attack by German Friedrichshafen FF.41 aircraft on 15 or 28 August.[263]
W-4  Italian Royal Navy World War I: The W-class submarine was lost in the Adriatic Sea, probably sunk by an Austro-Hungarian mine off Cape Rodoni sometime between 4 and 6 August.[264]

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