List of shipwrecks in July 1917

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

This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources.

1 July

For the loss of the Norwegian barque Asalia on this date, see the entry for 30 June 1917

List of shipwrecks: 1 July 1917
ShipCountryDescription
Advance  United Kingdom World War I: The fishing smack was shelled and sunk in the North Sea by SM UC-63 ( Imperial German Navy). Her crew survived.[1][2]
Amstelland  Netherlands World War I: The cargo ship was sunk in the Atlantic Ocean 35 nautical miles (65 km) south of Galley Head, County Cork, United Kingdom by SM UC-31 ( Imperial German Navy).[3]
Angela Madre  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea south of Sardinia by SM UC-67 ( Imperial German Navy).[4]
Ariel  United Kingdom World War I: The schooner was scuttled in the North Sea 15 nautical miles (28 km) east north east of Rattray Head, Aberdeenshire (57°45′N 1°12′W) by SM UC-33 ( Imperial German Navy). Her crew survived.[5]
Bachi  Spain World War I: The cargo ship was sunk in the Bay of Biscay west of Sables d'Olonne, Vendée, France by SM U-84 ( Imperial German Navy).[6]
Corrado  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea between Sardinia and Sicily by SM U-38 ( Imperial German Navy).[7]
Demerara  United Kingdom World War I: The passenger ship was torpedoed and damaged in the Bay of Biscay 6 nautical miles (11 km) west of Sables d'Olonne by SM U-84 ( Imperial German Navy) with the loss of a crew member. She was beached on the Île de Ré but was later refloated.[8]
Don Emilio  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) north west by west of the Esha Ness Lighthouse, Shetland Islands (60°33′N 2°08′W) by SM U-80 ( Imperial German Navy with the loss of a crew member.[9]
Eclipse  United Kingdom World War I: The trawler was shelled and sunk in the Atlantic Ocean 100 nautical miles (190 km) north by west of Brough of Birsay, Orkney Islands by SM U-45 ( Imperial German Navy). Her crew survived.[10]
Gleam  United Kingdom World War I: The fishing smack was shelled and sunk in the North Sea by SM UC-63 ( Imperial German Navy). Her crew survived.[2][11]
Marie  France World War I: The sailing vessel was sunk in the Mediterranean Sea west of Sardinia by SM U-63 ( Imperial German Navy).[12]
Militades Embiricos  Greece World War I: The cargo ship was sunk in the Mediterranean Sea north of Bizerta, Algeria (37°58′N 9°40′E) by SM UC-67 ( Imperial German Navy). Her crew survived.[13]
Radiance  United Kingdom World War I: The fishing smack was scuttled in the North Sea by SM UC-63 ( Imperial German Navy). Her crew survived.[2][14]
Volto Santo G.  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea between Sardinia and Sicily (38°25′N 10°51′E) by SM U-38 ( Imperial German Navy).[15]

2 July
List of shipwrecks: 2 July 1917
ShipCountryDescription
Argentario  Italy World War I: The barque was scuttled in the Mediterranean Sea south of Sardinia (38°08′N 9°51′E) by SM U-63 ( Imperial German Navy).[16]
Bessie  Sweden World War I: The trawler was shelled and sunk in the North Sea[17] (61°55′N 1°10′E) by SM U-86 ( Imperial German Navy). Her crew survived.[18]
General Buller  United Kingdom World War I: The drifter was shelled and sunk in the North Sea off Sumburgh Head, Shetland Islands by SM UC-33 ( Imperial German Navy). Her crew survived.[19]
Hamnavoe  United Kingdom World War I: The drifter was shelled and sunk in the North Sea off Sumburgh Head by SM UC-33 ( Imperial German Navy). Her crew survived.[20]
May Flower  Sweden World War I: The fishing vessel was shelled and sunk in the North Sea north of the Shetland Islands, United Kingdom[21] (61°40′N 1°20′E) by SM U-57 ( Imperial German Navy). Her crew survived.[22]
Shinsan Maru  Japan World War I: The cargo ship was sunk in the Mediterranean Sea by SM UB-47 ( Imperial German Navy).[23]
Thirlby  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 122 nautical miles (226 km) north west by west of the Fastnet Rock (51°39′N 12°52′W) by SM UC-30 ( Imperial German Navy) with the loss of two of her crew.[24][25]

3 July
List of shipwrecks: 3 July 1917
ShipCountryDescription
Cimbria  Denmark World War I: The three-masted schooner was sunk in the Atlantic Ocean west of the Shetland Islands, United Kingdom (60°09′N 5°50′W) by SM U-49 ( Imperial German Navy). Her crew survived.[26]
City of Cambridge  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 10 nautical miles (19 km) north west of Jijelli, Algeria by SM UC-67 ( Imperial German Navy). Her crew survived.[25][27]
HMT Drake II  Royal Navy The naval trawler was wrecked in the Kenmare River, County Cork.[28]
Henrik  Norway World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 60 nautical miles (110 km) west south west of Penmarc'h, Finistère, France (47°25′N 5°22′W) by SM UC-72 ( Imperial German Navy). Her crew survived.[29]
Iceland  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) south west of Galley Head, County Cork by SM U-88 ( Imperial German Navy) with the loss of two of her crew.[25][30]
Immacolatina  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea west of Sicily by SM U-63 ( Imperial German Navy).[31]
Marthe Roux  France World War I: The barque was scuttled in the Mediterranean Sea 25 nautical miles (46 km) off Cape Ivi, Algeria (36°30′N 0°13′E) by SM U-34 ( Imperial German Navy).[32]
Mary Boyes  Denmark World War I: The fishing vessel was sunk in the Atlantic Ocean west of the Shetland Islands (60°09′N 5°50′W) by SM U-49 ( Imperial German Navy). Her crew survived.[33]
Matador  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 115 nautical miles (213 km) west by north of the Fastnet Rock (51°16′N 12°25′W) by SM UC-30 ( Imperial German Navy) with the loss of two of her crew.[25][34]
Mongara  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Mediterranean Sea 1.5 nautical miles (2.8 km) off Messina, Sicily, Italy (38°10′N 15°36′E) by SM U-28 ( Austro-Hungarian Navy). All on board survived.[35]
Orleans  United States World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 165 nautical miles (306 km) west south west of Belle Île, Morbihan, France (47°12′N 7°40′W) by SM UC-71 ( Imperial German Navy) with the loss of four of her crew.[36][37]
Proefneming I  Netherlands World War I: The fishing vessel was sunk in the Atlantic Ocean west of the Shetland Islands (60°09′N 5°50′W) by SM U-49 ( Imperial German Navy). Her crew survived.[38]
Thor  Netherlands World War I: The fishing vessel was shelled and sunk in the Atlantic Ocean west of the Shetland Islands (60°09′N 5°50′W by SM U-49 ( Imperial German Navy). Her crew survived.[39]

4 July
List of shipwrecks: 4 July 1917
ShipCountryDescription
HMS Aster  Royal Navy World War I: The Acacia-class sloop struck a mine and sank in the Mediterranean Sea off Malta with the loss of ten of her 77 crew.[40]
Bestevaer  Netherlands World War I: The cargo ship was sunk in the North Sea 6 nautical miles (11 km) off Scheveningen, South Holland by SM UC-21 ( Imperial German Navy). Her crew survived.[41]
Chrysolite  United Kingdom World War I: The fishing smack struck a mine and sank in the North Sea 4 nautical miles (7.4 km) north of the Haisbro Lightship ( United Kingdom) with the loss of five of her crew.[42]
Fratelli Bianchi  Italy World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 4 nautical miles (7.4 km) off Cap de l'Aiguille (36°05′N 1°09′W) by SM U-34 ( Imperial German Navy).[43]
Goathland  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 6.32 nautical miles (11.70 km) off Belle Île, Morbihan, France (47°11′N 3°08′W by SM U-84 ( Imperial German Navy) with the loss of 21 of her crew. One of the survivors was rescued by SM U-84.[44]
Hurstside  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 108 nautical miles (200 km) north north east of Cape Wrath, Sutherland (60°25′N 4°38′W) by SM UC-54 ( Imperial German Navy). Her crew survived.[25][45]
Kodan  Denmark World War I: The schooner was scuttled in the Atlantic Ocean north west of Ireland by SM U-93 ( Imperial German Navy). Her crew survived.[46]
Loch Katrine  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 85 nautical miles (157 km) east south east of Sandoy, Faroe Islands by SM U-87 ( Imperial German Navy). Her crew survived.[2][47]
HMS Mona  Royal Navy The Q-ship was lost in the Mediterranean Sea on this date.[48]
Snetoppen  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 100 nautical miles (190 km) west south west of Ouessant, Finistère, France (47°30′N 7°05′W) by SM UC-71 ( Imperial German Navy). Her crew survived.[49]
Ull  Norway World War I: The coaster was sunk in the English Channel 9 nautical miles (17 km) west north west of Portland Bill, Dorset, United Kingdom by SM UC-61 ( Imperial German Navy). Her crew survived.[50]
Unknown submarine World War I: The submarine was shelled and sunk in the English Channel in a gun battle with the tanker Navajo ( United States).[51]

5 July
List of shipwrecks: 5 July 1917
ShipCountryDescription
Bjerkø  Norway World War I: The cargo ship was torpedoed and sunk in the English Channel 7 nautical miles (13 km) north west of the Triagoz Lighthouse, Finistère, France (48°50′N 3°51′W) by SM UB-18 ( Imperial German Navy) with the loss of sixteen crew.[52]
Ciboure  France World War I: The cargo ship was sunk in the Mediterranean Sea 22 nautical miles (41 km) south west of Gozo, Malta (35°55′N 13°41′E) by SM U-65 ( Imperial German Navy).[53]
Cumberland  Australia World War I: The coastal cargo ship was damaged by a mine off Gabo Island and was beached, partially sunk. Temporary repairs were made and she was refloated and towed off on 11 August.[54]
Cuyahoga  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 130 nautical miles (240 km) west north west of Tory Island, County Donegal (55°12′N 12°10′W) by SM U-57 ( Imperial German Navy). Her crew survived.[55]
Havbris  Norway World War I: The coaster was torpedoed and sunk in the English Channel 3 nautical miles (5.6 km) south west of Prawle Point, Devon, United Kingdom by SM UB-32 ( Imperial German Navy). Her crew survived.[56]
Marionga Goulandris Greece World War I: The cargo ship was sunk in the Mediterranean Sea off Cape Matapan (35°38′N 22°36′E) by SM U-14 ( Austro-Hungarian Navy).[57]
Ocean Swell  United Kingdom World War I: The barquentine was shelled and sunk in the English Channel 15 nautical miles (28 km) south east of Start Point, Devon by SM UB-31 ( Imperial German Navy). Her crew survived.[58]
SM UC-7  Imperial German Navy World War I: The Type UC I submarine was last reported in the North Sea on this date. Believed to have subsequently struck a mine and sank in the North Sea north of Zeebrugge, West Flanders, Belgium with the loss of all eighteen crew.[59]

6 July
List of shipwrecks: 6 July 1917
ShipCountryDescription
AG-14  Imperial Russian Navy World War I: The AG-class submarine was sunk off Libava, probably by a mine.[60]
Cumberland  United Kingdom World War I: The cargo ship struck a mine and sank in the Pacific Ocean 16 nautical miles (30 km) south west of Gabo Island, Victoria, Australia.[25]
Flora  Norway World War I: The passenger ship was sunk in the North Sea 12 nautical miles (22 km) north east of Lamba Ness, Shetland Islands, United Kingdom by SM U-52 ( Imperial German Navy). All on board survived.[61]
Handel en Visscherij  Netherlands World War I: The fishing vessel was shelled and sunk in the North Sea (56°50′N 5°20′E) by SM UC-33 ( Imperial German Navy). Her crew survived.[62]
Indutiomare  Belgium World War I: The cargo ship was torpedoed and sunk in the English Channel (50°34′N 01°24′W) by SM UC-61 ( Imperial German Navy). Her crew survived.[63]
HMS Itchen  Royal Navy World War I: The E-class destroyer was torpedoed and sunk in the North Sea 70 nautical miles (130 km) north north east of Peterhead, Aberdeenshire (58°35′N 0°45′W) by SM UC-44 ( Imperial German Navy) with the loss of eight of her 70 crew.[64]
Løvstakken  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 40 nautical miles (74 km) north west of Ouessant, Finistère, France (48°00′N 5°43′W) by SM UC-71 ( Imperial German Navy). Her crew survived.[65]
Motor  Denmark World War I: The auxiliary schooner was shelled and sunk in the North Sea off Utsira, Rogaland, Norway (59°22′N 2°45′E) by SM U-58 ( Imperial German Navy). Her crew survived.[66]
Piet Hein  Netherlands World War I: The fishing vessel was shelled and sunk in the North Sea (56°50′N 5°20′E) by SM UC-33 ( Imperial German Navy). Her crew survived.[67]
Roma  Italy World War I: The sailing vessel was sunk in the Strait of Sicily by SM U-65 ( Imperial German Navy).[68]
Skjald  Norway World War I: The barque was scuttled in the North Sea (57°03′N 4°46′E) by SM UC-33 ( Imperial German Navy). Her crew survived.[69]
Victoria 2  Norway World War I: The cargo ship was scuttled in the Atlantic Ocean 35 nautical miles (65 km) north of Ouessant by SM UC-71 ( Imperial German Navy). Her crew survived.[70]

7 July
List of shipwrecks: 7 July 1917
ShipCountryDescription
Bellucia  United Kingdom World War I: The cargo ship was torpedoed and damaged in the English Channel 2 nautical miles (3.7 km) south south east of The Lizard, Cornwall (49°58′N 5°11′W) by SM UB-31 ( Imperial German Navy) with the loss of four of her crew. She was taken in tow but consequently sank.[25][71]
Condesa  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 105 nautical miles (194 km) west of the Bishop Rock, Isles of Scilly (49°23′N 9°00′W) by SM U-84 ( Imperial German Navy). Her crew survived.[25][72]
Coral Leaf  United Kingdom World War I: The sailing vessel was shelled and sunk in the Atlantic Ocean 18 nautical miles (33 km) north west by north of Tearaght Island, County Donegal by a Kaiserliche Marine submarine.[25]
HMT Kelvin  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea east of Aldeburgh, Suffolk (52°04′25″N 1°46′50″E) with the loss of five of her crew.[73]
La Resolu  France World War I: The sailing vessel was sunk in the Mediterranean Sea by SM U-38 ( Imperial German Navy).[74]
Massapequa  United States World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 200 nautical miles (370 km) west of Belle Île, Morbihan, France (46°40′N 9°00′W) by SM UC-72 ( Imperial German Navy). Her crew survived.[75]
Milano  Italy World War I: The schooner was shelled and sunk in the Mediterranean Sea off Cape Sigli, Algeria (37°06′N 4°50′E) by SM UC-67 ( Imperial German Navy).[76]
Mt 11  Imperial Russian Navy World War I: The minesweeping boat struck a mine and sank in the Baltic Sea off Rauma, Finland.[77]
Mt 14  Imperial Russian Navy World War I: The minesweeping boat struck a mine and sank in the Baltic Sea off Rauma.[78]
Oxø  Norway World War I: The barque was sunk in the Atlantic Ocean 90 nautical miles (170 km) west of the Isles of Scilly (49°32′N 8°17′W) by SM U-84 ( Imperial German Navy). Her crew survived.[79]
USS Saxis  United States Navy The patrol vessel was wrecked at West Point, Virginia.
Shigizan Maru  Japan World War I: The cargo ship struck a mine and sank in the Mediterranean Sea off Port-la-Nouvelle, Aude, France. Her crew survived.[80]
HMT Southesk  Royal Navy World War I: The naval trawler struck a mine and sank in Auskerry Sound (59°03′N 2°34′W) with the loss of four of her crew.[81]
Southina  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 6 nautical miles (11 km) north north west of Cape Sigli (36°52′N 4°56′E) by SM UC-67 ( Imperial German Navy) with the loss of a crew member.[25][82]
Tarquah  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) south west of the Bull Rock (51°29′N 10°25′W) by SM U-57 ( Imperial German Navy). Her crew survived.[25][48][83]
SM U-99  Imperial German Navy World War I: The Type U 57 submarine was torpedoed and sunk in the North Sea (58°00′N 3°40′E) by HMS J2 ( Royal Navy with the loss of all 40 crew.[84]
Wilberforce  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 25 nautical miles (46 km) south of the Cabo de Gata, Spain (36°23′N 2°22′W) by SM U-34 ( Imperial German Navy) with the loss of a crew member. Two crew were taken as prisoners of war.[25][85]

8 July
List of shipwrecks: 8 July 1917
ShipCountryDescription
Asheim  Norway World War I: The four-masted barque was scuttled in the Atlantic Ocean 120 nautical miles (220 km) north west of Inishtrahull Island, County Donegal, United Kingdom (57°33′N 7°55′W) by SM U-53 ( Imperial German Navy) with the loss of a crew member.[86]
Atlantic  Norway World War I: The barque was sunk in the Atlantic Ocean 20 nautical miles (37 km) south of St. Kilda, United Kingdom by SM U-53 ( Imperial German Navy). Her crew survived.[87]
Cambronne  France World War I: The barque was scuttled in the Atlantic Ocean 200 nautical miles (370 km) off the Île de Sein, Finistère (47°34′N 7°30′W) by SM UC-72 ( Imperial German Navy).[88]
Fiorella  Norway World War I: The barque was scuttled in the Norwegian Sea 40 nautical miles (74 km) east of the Faroe Islands by SM U-58 ( Imperial German Navy). Her crew survived.[89]
L'Immortale Leone  Italy World War I: the brigantine was shelled and sunk in the Strait of Sicily (36°20′N 11°35′E) by SM U-65 ( Imperial German Navy).[90]
Manila  United States World War I: The Schooner was captured and sunk by SMS Seeadler ( Imperial German Navy) in the Pacific Ocean.[91]
Mary W. Bowen  United States World War I: The five-masted schooner was scuttled in the Atlantic Ocean west of Belle Île (47°20′N 8°10′W) by SM UC-72 ( Imperial German Navy). Her crew survived.[92]
M. I. Mandal  Denmark World War I: The cargo ship was scuttled in the Atlantic Ocean 110 nautical miles (200 km) west of Ouessant, Finistère by SM UC-72 ( Imperial German Navy). Her crew survived.[93]
Obuasi  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 290 nautical miles (540 km) north west by west of the Fastnet Rock by SM U-49 ( Imperial German Navy) with the loss of two crew. Her captain was taken as a prisoner of war.[25][94]
Pegu  United Kingdom World War I: The cargo liner was torpedoed and sunk in the Atlantic Ocean 7 nautical miles (13 km)) south east of Galley Head, County Cork (51°28′N 8°39′W) by SM U-57 ( Imperial German Navy) with the loss of a crew member.[95]
Ruelle  France World War I: The cargo ship was sunk in the Atlantic Ocean 200 nautical miles (370 km) north west of Madeira, Portugal (approximately 38°N 18°W) by SM U-155 ( Imperial German Navy).[96]
Spekulation  Sweden World War I: The barque was shelled and sunk in the North Sea 50 nautical miles (93 km) south east of Hartlepool, County Durham, United Kingdom[97] by SM UC-55 ( Imperial German Navy). Her crew survived.[98]
Valetta  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 118 nautical miles (219 km) north west by west of the Fastnet Rock (51°49′N 12°22′W) by SM U-87 ( Imperial German Navy). Her crew survived.[99]
Vendee  United Kingdom World War I: The cargo ship struck a mine and sank in the Bay of Biscay off the mouth of the Gironde (45°45′N 1°20′W with the loss of three of her crew.[100]

9 July
List of shipwrecks: 9 July 1917
ShipCountryDescription
Ceres  France World War I: The brigantine was sunk in the Atlantic Ocean 130 nautical miles (240 km) west of Penmarc'h, Finistère (47°00′N 10°36′W) by SM UC-72 ( Imperial German Navy).[101]
Iparraguirre  Spain World War I: The cargo ship was sunk in the Atlantic Ocean 40 nautical miles (74 km) north west of the Butt of Lewis, United Kingdom (59°08′N 6°10′W) by SM U-66 ( Imperial German Navy) with the loss of a crew member.[102]
Nyora  Australia The steamship foundered in a storm 50 miles (80 km) west of Kingston, South Australia just after passing Kangaroo Island while towing the schooner Astoria. 14 people onboard Nyora were lost, with 2 survivors.[103] The vessel's wreck was found on 18 June 2019 off Café Jaffa, South Australia.[104]
Prince Abbas  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 29 nautical miles (54 km) east of Fair Isle by SM U-52 ( Imperial German Navy) with the loss of two crew.[25][105]
HMS Vanguard  Royal Navy The St. Vincent-class battleship exploded and sank at Scapa Flow, Orkney Isles with the loss of 804 of her 806 crew.

10 July
List of shipwrecks: 10 July 1917
ShipCountryDescription
Cedric  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean 55 nautical miles (102 km) south by west of Suðuroy, Faroe Islands by SM U-53 ( Imperial German Navy). Her crew survived.[2][106]
City of Washington  United States The coal barge came ashore at Key Largo, Florida and was wrecked.
Flamma  United Kingdom World War I: The cargo ship struck a mine and was damaged in the North Sea off Hartlepool, County Durham. She was beached but was later refloated.[107]
Garmoyle  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 14 nautical miles (26 km) south east of Mine Head, County Cork (51°49′N 6°52′W) by SM U-57 ( Imperial German Navy) with the loss of twenty crew.[25][108]
Hildegard  United States World War I: The barquentine was scuttled in the English Channel 10 nautical miles (19 km) south east of Start Point, Devon, United Kingdom by SM UB-31 ( Imperial German Navy). Her crew survived.[109]
Jupiter  France World War I: The trawler struck a mine and sank in the English Channel with the loss of eleven of her crew.[110]
Kansan  United States World War I: The cargo ship struck a mine and sank in the Bay of Biscay 2 nautical miles (3.7 km) east of Kerdonis Point, Belle Île, Morbihan, France (47°20′N 3°03′W) with the loss of four of her crew, or six wounded. Refloated in 1928 and scrapped.[111][112]
King David  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 360 nautical miles (670 km) north west of the Fastnet Rock by SM U-49 ( Imperial German Navy) with the loss of two crew.[25][113]
Mabel  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean off Suðuroy by SM U-53 ( Imperial German Navy). Her crew survived.[114]
Pacific  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean off Suðuroy by SM U-53 ( Imperial German Navy). Her crew survived.[115]
Peridot  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean off Suðuroy by SM U-53 ( Imperial German Navy). Her crew survived.[116]
Pretoria  United Kingdom World War I: The trawler was shelled and sunk in the Atlantic Ocean 130 nautical miles (240 km) north by west of Hoy Head, Shetland Islands by SM U-53 ( Imperial German Navy). Her crew survived.[2][117]
Romantic  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean off Suðuroy by SM U-53 ( Imperial German Navy). Her crew survived.[118]
Sea King  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean 60 nautical miles (110 km) south by east of Suðuroy by SM U-53 ( Imperial German Navy). Her crew survived.[119]
Seang Choon  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) south west of the Fastnet Rock by SM U-87 ( Imperial German Navy) with the loss of nineteen lives.[25][120]
Stoic  United Kingdom World War I: The trawler was scuttled in the Atlantic Ocean off Suðuroy by SM U-53 ( Imperial German Navy). Her crew survived.[121]
HMT Vale of Leven  Royal Navy The naval trawler was lost on this date.[48]
Yâdigâr-ı-Millet (aka Jadhigar-i-Millet)  Ottoman Navy World War I: The S165-class destroyer was bombed and sunk at İstinye, Turkey in the Bosphorus (39°56′00″N 29°10′30″E) by a Royal Naval Air Service Handley Page aircraft with the loss of 26 of her crew.[122] She was refloated on 24 October 1917.[123]

11 July
List of shipwrecks: 11 July 1917
ShipCountryDescription
Anglo-Patagonian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 20 nautical miles (37 km) west south west of Sables d'Olonne, Vendée, France (46°26′N 2°10′W) by SM UC-72 ( Imperial German Navy) with the loss of four of her crew.[25][124]
Beluga  United States World War I: The steam schooner whaler was scuttled by shelling after being captured on 9 July off Lord Howe Island in the Pacific Ocean by SMS Wolf ( Imperial German Navy).[125]
Brunhilda  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 7 nautical miles (13 km) south east of Start Point, Devon by SM UB-31 ( Imperial German Navy). Her crew survived.[25][126]
Croxteth Hall  United Kingdom World War I: The steamer struck a mine and sank 25 miles (40 km) west of Bombay, India.[127]
Kioto  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 20 nautical miles (37 km) south west of the Fastnet Rock (51°07′N 9°51′W) by SM U-87 ( Imperial German Navy). Her crew survived.[128]
Siracusa  Italy World War I: The cargo ship struck a mine and sank in the Mediterranean Sea.[129]
SM U-69  Imperial German Navy The Type U 66 submarine reported that she was off the coast of Norway. The British claimed that she was depth charged and sank on 12 July by HMS Patriot ( Royal Navy but post-war evaluation casts doubt that U-69 was the victim. Lost with all 40 crew.
Vanda  Sweden World War I: The cargo ship was torpedoed and sunk in the North Sea with the loss of one crew whilst in convoy from Lerwick,[130] at (60°15′N 1°20′E) by SM U-52 ( Imperial German Navy).[131]
Vordingborg  Denmark World War I: The cargo ship was scuttled in the English Channel 25 nautical miles (46 km) north east of Ouessant, Finistère (48°52′N 5°16′W) by SM UC-77 ( Imperial German Navy). Her crew survived.[132]

12 July
List of shipwrecks: 12 July 1917
ShipCountryDescription
Balzac  Norway World War I: The cargo ship was torpedoed and, sunk in the North Sea off Lerwick, Shetland Islands, United Kingdom (58°50′N 0°46′W) by SM UC-55 ( Imperial German Navy). Her crew survived.[133]
Calliope  United Kingdom World War I: The collier was sunk in the Atlantic Ocean 150 nautical miles (280 km) north of Madeira, Portugal by SM U-155 ( Imperial German Navy) with the loss of all 27 crew.[134][135]
Castleton  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 60 nautical miles (110 km) south south west of the Bishop Rock, Isles of Scilly by SM U-87 ( Imperial German Navy). Her crew survived.[25][136]
Claire  Belgium World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 250 nautical miles (460 km) north east of Bône, Algeria(40°01′N 06°05′E) by SM U-38 ( Imperial German Navy) with the loss of 26 crew.[137]
Francesco  Italy World War I: The brigantine was scuttled in the Mediterranean Sea 10 nautical miles (19 km) west of Marsala, Sicily (37°31′N 12°18′E) by SM UC-67 ( Imperial German Navy).[138]
Fredrika  Sweden World War I: The cargo ship was torpedoed and damaged in the North Sea whilst in convoy 50 nautical miles (93 km) off the Orkney Islands, United Kingdom (59°08′N 0°54′E) by SM U-52 ( Imperial German Navy). She was subsequently taken in tow but foundered 9 nautical miles (17 km) east of Auskerry.[139][140]
HMT George Milburn  Royal Navy World War I: The naval trawler struck a mine and sank in the Irish Sea 1.5 nautical miles (2.8 km) south of Dunmore Point, County Waterford with the loss of eleven of her crew.[141]
Grace  United States World War I: The cargo ship was sunk in the Aegean Sea 5 nautical miles (9.3 km) north of Cape Phessos, Andros, Greece (38°11′N 24°41′E) by SM UC-38 ( Imperial German Navy) with the loss of three of her crew.[142]
Lai  Norway World War I: The auxiliary schooner was sunk in the North Sea 40 nautical miles (74 km) west of Egersund, Rogaland by SM UC-55 ( Imperial German Navy). Her crew survived.[143]
Leonardo G.  Italy World War I: The vessel was sunk in the Mediterranean Sea 10 nautical miles (19 km) west of Marsala by SM UC-67 ( Imperial German Navy).[144]
Maija  Russia World War I: The schooner was sunk in the Atlantic Ocean off the coast of Portugal by SM UC-54 ( Imperial German Navy).[145]
Muirfield  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 350 nautical miles (650 km) north west of the Fastnet Rock by SM U-49 ( Imperial German Navy) with the loss of two crew. Two survivors were taken as prisoners of war.[25][146]
Ondine  France World War I: The schooner was scuttled in the Mediterranean Sea 5 nautical miles (9.3 km) north of Denia, Spain by SM U-34 ( Imperial German Navy). All six crew survived.[147]

13 July
List of shipwrecks: 13 July 1917
ShipCountryDescription
Afram  Denmark World War I: The sailing vessel was sunk in the North Sea 90 to 100 nautical miles (170 to 190 km) east of Girdle Ness, Aberdeenshire, United Kingdom by SM UC-45 ( Imperial German Navy).[148]
Ascain  France World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 11 nautical miles (20 km) north of the Stiff Lighthouse, Ouessant, Finistère by SM UC-77 ( Imperial German Navy).[149]
Charialos Tricoupis  Greece World War I: The cargo ship was sunk in the Atlantic Ocean off Bantry, County Cork, United Kingdom (52°25′N 12°54′W) by SM U-58 ( Imperial German Navy).[150]
Ceres  Denmark World War I: The cargo ship was sunk in the Atlantic Ocean off Inistrahull Island, County Donegal, United Kingdom (56°00′N 12°00′W) by SM U-88 ( Imperial German Navy) with the loss of two of her crew.[151]
Gibel-Yedid  United Kingdom World War I: The coaster was scuttled in the Atlantic Ocean 150 nautical miles (280 km) west of Ouessant by SM U-48 ( Imperial German Navy). Her crew survived.[25][152]
Loanda  Portugal World War I: The schooner was shelled and sunk in the Atlantic Ocean 50 nautical miles (93 km) off Cape Roca by SM UC-54 ( Imperial German Navy).[153]

14 July
List of shipwrecks: 14 July 1917
ShipCountryDescription
Bonus  Finland World War I: The vessel was sunk in the Baltic Sea off Mäntyluoto by SM UC-58 ( Imperial German Navy).[154]
Chalkydon  Greece World War I: The cargo ship was sunk in the Atlantic Ocean 600 nautical miles (1,100 km) west of Gibraltar (34°10′N 17°25′W) by SM U-155 ( Imperial German Navy). Her crew survived.[155]
Emanuel  Denmark World War I: The schooner was sunk in the Atlantic Ocean west of the Orkney Islands, United Kingdom (59°35′N 6°00′W) by SM U-96 ( Imperial German Navy). Her crew survived; they were rescued by HMS G12 ( Royal Navy).[156]
Exford  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 180 nautical miles (330 km) west by south of Ouessant, Finistère, France (46°48′N 8°50′W) by SM U-48 ( Imperial German Navy) with the loss of six crew.[25][157]

15 July
List of shipwrecks: 15 July 1917
ShipCountryDescription
Atalante  France World War I: The barque was sunk in the Mediterranean Sea south east of the Balearic Islands, Spain by SM U-38 ( Imperial German Navy).[158]
Dinorwic  United Kingdom World War I: The three-masted schooner was scuttled in the English Channel 10 nautical miles (19 km) south by east of Hastings, Sussex by SM UB-40 ( Imperial German Navy). Her crew survived.[159]
Dudhope  United Kingdom World War I: The full-rigged ship was scuttled in the Atlantic Ocean 200 nautical miles (370 km) west of the Fastnet Rock by SM U-49 ( Imperial German Navy). Her crew survived.[25][160]
Ebenezer  United Kingdom World War I: The brig was scuttled in the English Channel 25 nautical miles (46 km) north west of Dieppe, Seine-Inférieure, France by SM UB-40 ( Imperial German Navy). Her crew survived.[161]
Encore  United States World War I: The barque was captured and burned in the Coral Sea by SMS Wolf ( Imperial German Navy).[162]
Mariston  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 82 nautical miles (152 km) west of the Fastnet Rock (50°52′N 11°38′W) by SM U-45 ( Imperial German Navy) with the loss of 28 crew.[25][163]
HMS Redbreast  Royal Navy World War I: The fleet messenger was sunk in the Aegean Sea by SM UC-38 ( Imperial German Navy) with the loss of 44 lives. One of the survivors was taken as a prisoner of war.[164]
Torcello  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 160 nautical miles (300 km) south west by west of the Bishop Rock, Isles of Scilly by SM U-48 ( Imperial German Navy) with the loss of a crew member.[25][165]
Trelissick  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 80 nautical miles (150 km) south west by west of Ouessant, Finistère, France (47°28′N 6°28′W) by SM UC-72 ( Imperial German Navy). Her crew survived, but three of them were taken as prisoners of war.[25][166]

16 July
List of shipwrecks: 16 July 1917
ShipCountryDescription
HMT Asama  Royal Navy World War I: The trawler, operating as a Q-ship, was shelled and sunk in the Atlantic Ocean 190 nautical miles (350 km) due west of Lundy Island, Devon by SM U-48 ( Imperial German Navy) with the loss of a crew member.[135][167]
Cyrus  Russia World War I: The three-masted schooner was torpedoed and sunk in the Atlantic Ocean west of the Hebrides, United Kingdom (57°53′N 10°35′W) by SM U-30 ( Imperial German Navy).[168]
Firfield  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Gulf of Patras 10 nautical miles (19 km) north west of Cape Pappas, Greece (37°42′N 25°47′E) by SM UC-38 ( Imperial German Navy). Her crew survived.[25][169]
Henry R. James  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean 10 nautical miles (19 km) east by north of the Île de Batz, Finistère, France (48°49′N 3°46′W) by SM UC-48 ( Imperial German Navy) with the loss of 24 of her crew.[170]
Khephren  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 178 nautical miles (330 km) east of Malta (36°15′N 18°00′E) by SM U-32 ( Imperial German Navy). Her crew survived.[25][171]
Lamia L.  Italy World War I: The cargo ship was sunk in the Atlantic Ocean south west of Ireland by SM U-49 and SM U-58 (both  Imperial German Navy). Her crew survived.[172]
Porto di Adalia  Italy World War I: The cargo ship was sunk in the Mediterranean Sea 150 nautical miles (280 km) east of Malta (34°40′N 18°40′E) by SM U-32 ( Imperial German Navy).[173]
Ribston  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 85 nautical miles (157 km) west of the Fastnet Rock (50°52′N 11°38′W) by SM U-45 ( Imperial German Navy) with the loss of 25 crew.[174]
Tamele  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 65 nautical miles (120 km) west by south of the Fastnet Rock by SM U-87 ( Imperial German Navy) with the loss of a crew member.[25][175]
Timor  Netherlands World War I: The coaster was scuttled in the North Sea 18 nautical miles (33 km) south of the Noord Hinder Lightship ( Netherlands) by SM UC-64 ( Imperial German Navy).[176]
Valentia  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 70 nautical miles (130 km) west by south of the Bishop Rock, Isles of Scilly by SM UC-41 ( Imperial German Navy) with the loss of three of her crew.[25][48][177]
Vesta  Denmark World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean north of Scotland by SM U-88 ( Imperial German Navy) with the loss of five of her crew.[178]

17 July
List of shipwrecks: 17 July 1917
ShipCountryDescription
HMS C34  Royal Navy World War I: The C-class submarine was sunk off the Shetland Islands (59°51′N 1°05′W) by SM U-52 ( Imperial German Navy) with the loss of eighteen of her nineteen crew. The survivor was rescued by U-52.[179]
Coquimbo  France World War I: The full-rigged ship struck a mine and sank in the Bay of Biscay off La Rochelle, Loire-Inférieure with the loss of seven of her crew.[180]
Haworth  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 94 nautical miles (174 km) west of the Fastnet Rock (50°47′N 11°55′W) by SM U-45 ( Imperial German Navy). Her crew survived.[181]
HMS Newmarket  Royal Navy World War I: The auxiliary minesweeper) was torpedoed and sunk in the Aegean Sea south of Icaria, Greece (37°17′N 26°15′E) by SM UC-38 ( Imperial German Navy) with the loss of 44 of her crew. Three of the survivors were taken as prisoners of war.[182]
Virent  United Kingdom World War I: The cargo ship was torpedoed and damaged in the Mediterranean Sea (35°40′N 14°45′E) by SM U-32 ( Imperial German Navy). She was beached but was refloated on 19 July. Subsequently repaired and returned to service.[183]

18 July
List of shipwrecks: 18 July 1917
ShipCountryDescription
HMT Betsy Sim  Royal Navy The naval trawler was lost on this date.[135]
Ellen  Norway World War I: The cargo ship was scuttled in the Atlantic Ocean (36°40′N 23°40′W)) by SM U-155 ( Imperial German Navy). Her crew survived.[184]

19 July
List of shipwrecks: 19 July 1917
ShipCountryDescription
Artensis  Norway World War I: The full-rigged ship was scuttled in the Atlantic Ocean west of Ireland 54°32′N 11°07′W) by SM U-87 ( Imperial German Navy). Her crew survived.[185]
Clan McLachlan  United Kingdom The collier collided with Europa ( Italy) and sank in the Atlantic Ocean 60 nautical miles (110 km) south west of Cape Spartel, Morocco with the loss of six of her crew.[135][186]
Eloby  United Kingdom World War I: The troopship was torpedoed and sunk in the Mediterranean Sea 75 nautical miles (139 km) south east by east of Malta (35°11′N 15°38′E) by SM U-38 ( Imperial German Navy) with the loss of over 156 lives.[187]
Harrildsborg  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 24 nautical miles (44 km) west of Holmengrå, Hordaland, Norway (60°47′N 4°09′E) by SM U-67 ( Imperial German Navy). Her crew survived and were rescued by HMS Arab ( Royal Navy).[188]
Varvara  Greece World War I: The cargo ship was shelled and sunk in the Mediterranean Sea off Cape Spartivento, Calabria by SM U-32 ( Imperial German Navy).[189]

20 July
List of shipwrecks: 20 July 1917
ShipCountryDescription
Beatrice  United Kingdom World War I: The coaster was torpedoed and sunk in the English Channel 10 nautical miles (19 km) east by south of The Lizard, Cornwall (49°57′N 4°57′W) by SM UC-47 ( Imperial German Navy) with the loss of eleven of her crew.[190]
Bramham  United Kingdom World War I: The cargo ship struck a mine and sank in the English Channel 10 nautical miles (19 km) east by south of The Lizard (50°01′N 4°56′W) with the loss of a crew member.[191]
City of Florence  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 188 nautical miles (348 km) west by north of Ouessant, Finistère, France (47°45′N 9°45′W) by SM UC-17 ( Imperial German Navy). Her crew survived.[25][192]
Fluent  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 15 nautical miles (28 km) south west of Portland Bill, Dorset (50°26′N 1°52′W) by SM UC-65 ( Imperial German Navy). Her crew survived.[193]
Hanseat  Norway World War I: The cargo ship was sunk in the Atlantic Ocean 105 nautical miles (194 km) south east by south of Santa Maria Island, Azores, Portugal (36°00′N 23°12′W) by SM U-155 ( Imperial German Navy). Her crew survived.[194]
Kageshima Maru  Japan World War I: The cargo ship was sunk in the Atlantic Ocean 90 nautical miles (170 km) west of Ouessant (47°29′N 6°20′W) by SM UC-69 ( Imperial German Navy).[195]
L. H. Carl  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 14 nautical miles (26 km) west of Portland Bill (50°26′N 2°48′W) by SM UB-40 ( Imperial German Navy) with the loss of two of her crew.[25][196]
Nevisbrook  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 90 nautical miles (170 km) west of the Fastnet Rock by SM U-45 ( Imperial German Navy). Her crew survived.[197]
HMS Queen of the North  Royal Navy World War I: The auxiliary minesweeper struck a mine and sank in the North Sea north east of the Shipwash Lightship ( United Kingdom) (52°03′15″N 1°49′39″E) with the loss of 29 of her crew.[198]
HMT Robert Smith  Royal Navy The naval trawler was lost in the Atlantic Ocean on this date.[48]
Salsette  United Kingdom World War I: The passenger ship was torpedoed and sunk in the English Channel 15 nautical miles (28 km) south west of Portland Bill by SM UB-40 ( Imperial German Navy) with the loss of fifteen lives.[25][199]

21 July
List of shipwrecks: 21 July 1917
ShipCountryDescription
African Prince  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 60 nautical miles (110 km) north north west of Tory Island, County Donegal (56°00′N 9°30′W) by SM U-66 ( Imperial German Navy). Her crew survived.[25][200]
Augustus Welt  United States World War I: The four-masted schooner was captured and scuttled in the Atlantic Ocean 130 nautical miles (240 km) south west of Ouessant, Finistère, France by SM UC-17 ( Imperial German Navy). Her crew survived.[201]
Coniston Water  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 70 nautical miles (130 km) north by west of the Butt of Lewis (59°29′N 7°36′W) by SM U-87 ( Imperial German Navy). Her crew survived, but one of them was taken as a prisoner of war.[25][202]
Dafila  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 85 nautical miles (157 km) west by south of the Fastnet Rock by SM U-45 ( Imperial German Navy) with the loss of two crew.[25][203]
Doris  Italy World War I: The cargo ship was scuttled in the Atlantic Ocean 90 nautical miles (170 km) south west of Santa Maria Island, Azores, Portugal by SM U-155 ( Imperial German Navy).[204]
Harold  United Kingdom World War I: The barque was torpedoed and sunk in the Atlantic Ocean 65 nautical miles (120 km) north north west of Tory Island by SM U-66 ( Imperial German Navy) with the loss of thirteen crew.[205]
John Twohy  United States World War I: The four-masted schooner was captured and scuttled in the Atlantic Ocean 120 nautical miles (220 km) south of the Azores by SM U-155 ( Imperial German Navy). Her crew survived.[206]
Paddington  United Kingdom World War I: The cargo liner was torpedoed and sunk in the Atlantic Ocean 250 nautical miles (460 km) west of the Fastnet Rock (49°47′N 15°40′W) by SM U-96 ( Imperial German Navy) with the loss of 29 lives.[25][207]
Ramilles  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 120 nautical miles (220 km) west north west of Tory Island (55°24′N 11°08′W) by SM U-58 ( Imperial German Navy). Her crew survived, but her captain was taken as a prisoner of war.[208]
HMT Robert Smith  Royal Navy World War I: The naval trawler was shelled and sunk in the Atlantic Ocean by SM U-44 ( Imperial German Navy) with the loss of all 25 crew. Her last known position was 59°14′N 9°40′W.[209]
Trelyon  United Kingdom World War I: The cargo ship struck a mine in the North Sea 3 nautical miles (5.6 km) north of Scarborough, Yorkshire (54°18′N 0°20′W). She was beached but was a total loss.[210]
Willena Gertrude  United Kingdom World War I: The schooner was scuttled in the Atlantic Ocean 120 nautical miles (220 km) south by east of Santa Maria Island, Azores (35°25′N 23°26′W) by SM U-155 ( Imperial German Navy). Her crew survived.[211]

22 July
List of shipwrecks: 22 July 1917
ShipCountryDescription
Breda  Netherlands World War I: The coaster was torpedoed and damaged in the North Sea 7 nautical miles (13 km) west of the Noord Hinder Lightship ( Netherlands) by SM UB-35 ( Imperial German Navy). She was then shelled and sunk 8 nautical miles (15 km) south west of the Noord Hinder Lightship by SM UB-18 ( Imperial German Navy).[212]
Cotovia  United Kingdom World War I: The cargo ship struck a mine and sank in the North Sea 2 nautical miles (3.7 km) south east by east of Auskerry, Orkney Islands (59°01′N 2°37′W). Her crew survived.[213]
Dafila  United Kingdom World War I: The cargo ship was sunk by a U-boat. Twenty six survivors rescued by USS Jacob Jones ( United States Navy).
Glow  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea off Robin Hood's Bay, Yorkshire (54°23′N 0°23′W) by SM UB-21 ( Imperial German Navy) with the loss of a crew member.[25][214]
Nereus  Netherlands World War I: The sailing vessel was scuttled in the North Sea 10 nautical miles (19 km) south by east of the Noord Hinder Lightship ( Netherlands) by SM UB-18 ( Imperial German Navy).[215]
HMT Orphesia  Royal Navy The naval trawler struck a submerged wreck and sank in the Mediterranean Sea off Alexandria, Egypt.[216]
Rota  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 7 nautical miles (13 km) east by south of Berry Head, Devon by SM UB-40 ( Imperial German Navy) with the loss of five of her crew.[25][217]

23 July
List of shipwrecks: 23 July 1917
ShipCountryDescription
Ashleigh  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 290 nautical miles (540 km) south west of the Fastnet Rock by SM U-54 ( Imperial German Navy). Her crew survived.[25][218]
Frithjof  Norway World War I: The cargo ship was sunk in the Atlantic Ocean off Cape Prior, Spain (43°39′N 2°10′W) by SM UC-69 ( Imperial German Navy). Her crew survived.[219]
Huelva  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 270 nautical miles (500 km) south west of the Fastnet Rock by SM U-54 ( Imperial German Navy). Her crew survived.[25][135][220]
HMML 474  Royal Navy The motor launch was lost in the Mediterranean Sea on this date.[48]
HMS Otway  Royal Navy World War I: The armed merchant cruiser was torpedoed and sunk in the Atlantic Ocean north of the Butt of Lewis, Outer Hebrides (58°54′N 6°28′W), by the submarine SM UC-49 ( Imperial German Navy) with the loss of ten of her crew.[221][222]
Vanland  Sweden World War I: The cargo ship was damaged by shelling in the North Sea off Whitby, Yorkshire, United Kingdom by SM UB-21 ( Imperial German Navy). She was beached, but attacked again from the u-boat, this time with a torpedo. Broke in half and was a total loss.[223][224]

24 July
List of shipwrecks: 24 July 1917
ShipCountryDescription
Blake  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 30 nautical miles (56 km) north west of Cape Wrath, Sutherland by SM UC-49 ( Imperial German Navy) with the loss of five of her crew.[25][225]
Brumaire  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 265 nautical miles (491 km) west by north of Ouessant, Finistère, France (48°20′N 11°41′W) by SM U-46 ( Imperial German Navy) with the loss of two crew.[25][226]
Mikelis Greece The cargo ship sank in the Atlantic Ocean (54°20′N 5°06′W).[227]
Montevideo 488  Uruguay World War I: The floating crane was sunk in the North Sea 30 nautical miles (56 km) off the Nieuwe Waterweg, Netherlands (51°50′N 3°03′E) by SM UB-18 ( Imperial German Navy).[228]
Oostzee  Netherlands World War I: The tug was sunk in the North Sea 30 nautical miles (56 km) off the Nieuwe Waterweg (51°50′N 3°03′E) by SM UB-18 ( Imperial German Navy).[229]
Sir Walter  United Kingdom World War I: The coaster was scuttled in the Atlantic Ocean (43°46′N 7°50′W) by SM UC-69 ( Imperial German Navy). All on board survived.[25][230]
Thorsdal  Norway World War I: The cargo ship was sunk in the Atlantic Ocean west of Scotland (55°35′N 13°38′W) by SM U-44 ( Imperial German Navy). Her crew survived.[231]
Viking  Sweden World War I: The cargo ship was torpedoed and sunk with the loss of one life in the North Sea[232] 15 nautical miles (28 km) off Sognefjord, Norway by SM U-67 ( Imperial German Navy).[233]
Zateja  Russia World War I: The sailing vessel was sunk in the Atlantic Ocean west of the Hebrides, Scotland by SM U-45 ( Imperial German Navy).[234]
Zermatt  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 355 nautical miles (657 km) west by north of Ouessant (47°40′N 13°38′W) by SM U-46 ( Imperial German Navy with the loss of three crew.[25][235]

25 July
List of shipwrecks: 25 July 1917
ShipCountryDescription
Baldwin  Norway World War I: The cargo ship was sunk in the Atlantic Ocean off Cabo Toriñana, Spain (43°05′N 9°19′W) by SM UC-69 ( Imperial German Navy). Her crew survived.[236]
Dea  Norway World War I: The barque was scuttled in the Atlantic Ocean (60°20′N 4°01′W) by SM UC-49 ( Imperial German Navy). Her crew survived.[237]
Janna  Netherlands World War I: The sailing vessel was scuttled in the North Sea 20 nautical miles (37 km) off the Nieuwe Waterweg by SM UB-18 ( Imperial German Navy). She was later salvaged, repaired and returned to service.[238]
Monkstone  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 240 nautical miles (440 km) west of the Isles of Scilly by SM U-82 ( Imperial German Navy) with the loss of a crew member.[25][48][239]
RFA Oakleaf  Royal Fleet Auxiliary World War I: The tanker was torpedoed and sunk in the Atlantic Ocean 64 nautical miles (119 km) off the Butt of Lewis (59°01′N 7°26′W) by SM UC-41 ( Imperial German Navy). Her crew survived.
Peninsula  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 235 nautical miles (435 km) south west of the Fastnet Rock (48°00′N 11°10′W) by SM U-46 ( Imperial German Navy) with the loss of a crew member.[25][240]
Purley  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 210 nautical miles (390 km) south west of the Fastnet Rock (48°08′N 11°35′W) by SM U-46 ( Imperial German Navy). Her crew survived.[25][48][241]
Rustington  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 235 nautical miles (435 km) west by south of Ouessant, Finistère, France by SM U-54 ( Imperial German Navy). Her crew survived.[25][242]
Spes Mea  Netherlands World War I: The sailing vessel was sunk in the North Sea off the Noord Hinder Lightship ( Netherlands) by SM UB-18 ( Imperial German Navy).[243]
Vaarbud  Norway World War I: The barque was scuttled in the Atlantic Ocean 40 nautical miles (74 km) west north west of Ouessant by SM UC-62 ( Imperial German Navy). Her crew survived.[244]

26 July
List of shipwrecks: 26 July 1917
ShipCountryDescription
HMS Ariadne  Royal Navy World War I: The Diadem-class cruiser was torpedoed and sunk in the English Channel off Beachy Head, Sussex by SM UC-65 ( Imperial German Navy) with the loss of 38 of her crew.[245]
Bertha  Portugal World War I: The schooner was sunk in the Atlantic Ocean off Villa do Conde, Norte (41°20′N 8°58′W) by SM UC-69 ( Imperial German Navy).[246]
Blanchette  Italy World War I: The schooner was captured and sunk in the Mediterranean Sea off Cape Corse, Corsica, France (42°57′N 9°43′E by SM U-33 ( Imperial German Navy).[247]
Carmarthen  United Kingdom World War I: The cargo ship was torpedoed and damaged in the English Channel 2 nautical miles (3.7 km) south east of The Lizard, Cornwall (49°57′N 5°08′W) by SM UC-50 ( Imperial German Navy). She was taken under tow but sank at 50°00′N 5°07′W). Her crew survived.[248]
Gesu E Maria  Italy World War I: The sailing vessel was sunk in the Mediterranean sea north of Cape Corse by SM U-33 ( Imperial German Navy).[249]
Locksley  Norway World War I: The cargos ship was sunk in the Atlantic Ocean off Villa do Conde (41°23′N 8°51′W by SM UC-69 ( Imperial German Navy). Her crew survived.[250]
Ludgate  United Kingdom World War I: The cargo ship struck a mine and sank in the Atlantic Ocean 2 nautical miles (3.7 km) south of Galley Head, County Cork with the loss of 24 of her crew.[251]
Mooltan  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Mediterranean Sea 53 nautical miles (98 km) north north west of Cape Serrat, Tunisia by SM UC-27 ( Imperial German Navy) with the loss of two lives.[25][252]
Roberto Ivens  Portuguese Navy World War I: The naval trawler struck a mine and sank in the Atlantic Ocean north of Cape Espichel with the loss of fourteen of her crew.[253]
Somerset  United Kingdom World War I: The refrigerated cargo liner was torpedoed and sunk in the Atlantic Ocean 230 nautical miles (430 km) west by south of Ouessant, Finistère, France by SM U-54 ( Imperial German Navy). Her crew survived.[25][254]
SM UB-23  Imperial German Navy World War I: The Type UB II submarine was depth charged and severely damaged in the English Channel off The Lizard by HMS PC-60 ( Royal Navy). She put into A Coruña, Spain where she was interned.[255]
SM UC-61  Imperial German Navy
SM UC-61, December 2018
World War I: The Type UC II submarine ran aground at Wissant, Pas-de-Calais, France (50°53′N 1°33′E) and was scuttled.
Venturoso  Portugal World War I: The barquentine was sunk in the Atlantic Ocean off Villa do Conde (41°21′N 8°58′W) by SM UC-69 ( Imperial German Navy).[256]

27 July
List of shipwrecks: 27 July 1917
ShipCountryDescription
Batavier II  Netherlands World War I: The passenger ship was shelled and sunk in the North Sea off Texel, North Holland by HMS E55 ( Royal Navy).
Begona No.4  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 70 nautical miles (130 km) west by north of the Fastnet Rock (51°15′N 11°45′W) by SM U-46 ( Imperial German Navy) with the loss of two crew.[257]
Bellagio  United Kingdom World War I: The cargo ship was torpedoed and damaged in the English Channel 4 nautical miles (7.4 km) south of the Owers Lightship ( United Kingdom) by SM UC-65 ( Imperial German Navy). She was beached but was later refloated.[258]
Belle of England  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 155 nautical miles (287 km) west north west of the Fastnet Rock (53°54′N 15°15′W) by SM U-95 ( Imperial German Navy). Her crew survived.[259]
Candia  United Kingdom World War I: The passenger ship was torpedoed and sunk in the English Channel 8 nautical miles (15 km; 9.2 mi) south of the Owers Lighthship ( United Kingdom) (50°32′N 0°26′W) by SM UC-65 ( Imperial German Navy) with the loss of a crew member.[25][260]
Carmela  United States World War I: The auxiliary schooner was scuttled in the Atlantic Ocean 25 nautical miles (46 km) south west of The Lizard, Cornwall, United Kingdom (49°38′N 5°37′W) by SM UC-62 ( Imperial German Navy). Her crew of 20 survived and were picked up by HMS Attack on the same day .[261]
Dirk  Netherlands World War I: The fishing vessel was sunk in the North Sea 19 nautical miles (35 km) off Zandvoort, North Holland by SM UC-16 ( Imperial German Navy). Her crew survived.[262]
Dirk van Duyne  Netherlands World War I: The fishing vessel was sunk in the North Sea 19 nautical miles (35 km) west north west of IJmuiden, North Holland by SM UC-16 ( Imperial German Navy). Her crew survived.[263]
Frigido  Italy World War I: The sailing vessel was sunk in the Gulf of Genoa by SM U-33 ( Imperial German Navy).[264]
Genova  Italy World War I: The cargo ship was sunk in the Gulf of Genoa 2 nautical miles (3.7 km) off Portofino, Genoa (44°18′N 9°15′E) by SM U-33 ( Imperial German Navy).[265]
Jan  Netherlands World War I: The fishing vessel was sunk in the North Sea 19 nautical miles (35 km) west north west of IJmuiden by SM UC-16 ( Imperial German Navy). Her crew survived.[266]
John Hays Hammond  United States World War I: The schooner was captured and scuttled in the Atlantic Ocean 350 nautical miles (650 km) north west of Ireland (56°54′N 14°18′W) by SM U-44 ( Imperial German Navy). Her crew survived.[267]
Kotohira Maru  Japan During a voyage from Japan to San Francisco, California, with a cargo of general merchandise, the 3,478-ton steamer was wrecked on the southeastern end of Amchitka Island in the Aleutian Islands. Her entire crew of 49 survived, abandoning ship in three lifeboats, one of which reached Unalaska on Unalaska Island in the Aleutian Islands. Another lifeboat reached Vancouver Island in British Columbia and the third was picked up at sea by the vessel Santa Ana ( United States).[268][269]
Majoor Thompson  Netherlands World War I: The fishing vessel was sunk in the North Sea 19 nautical miles (35 km) off Zandvoort by SM UC-16 ( Imperial German Navy). Her crew survived.[270]
President Commisaris van den Burgh  Netherlands World War I: The fishing vessel was sunk in the North Sea off the Dutch coast by SM UC-16 ( Imperial German Navy). Her crew survived.[271]
Sterna III  Netherlands World War I: The fishing vessel was sunk in the North Sea 19 nautical miles (35 km) west north west of IJmuiden by SM UC-16 ( Imperial German Navy). Her crew survived.[272]

28 July
List of shipwrecks: 28 July 1917
ShipCountryDescription
Atlas  France World War I: The barque was torpedoed and sunk in the Atlantic Ocean 200 nautical miles (370 km) west of the Fastnet Rock (51°35′N 15°31′W) by SM U-30 ( Imperial German Navy) with the loss of all hands.[273]
Glenstrae  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 66 nautical miles (122 km) south west by south of the Bishop Rock, Isles of Scilly (48°40′N 6°55′W) by SM UC-62 ( Imperial German Navy) with the loss of a crew member.[25][274]
Hildur  Norway World War I: The coaster was sunk in the Atlantic Ocean 2.5 nautical miles (4.6 km) off Cape Sisargos, Spain by SM UC-69 ( Imperial German Navy). Her crew survived.[275]
Neptunus I  Netherlands World War I: The trawler was shelled and sunk in the North Sea off IJmuiden, North Holland by SM UC-16 ( Imperial German Navy). Her crew survived.[276]
Rigmor  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 16 nautical miles (30 km) off Holmengrå, Hordaland, Norway (60°49′N 4°05′E) by SM U-67 ( Imperial German Navy). Her crew survived.[277]
Saint Emilion  France World War I: The cargo ship was sunk in the English Channel 12 nautical miles (22 km) west by south of Dungeness, Kent, United Kingdom by SM UC-65 ( Imperial German Navy).[278]
SM UB-20  Imperial German Navy World War I: The Type UB II submarine struck a mine and sank in the North Sea off Zeebrugge, West Flanders, Belgium (51°21′N 2°38′E) with the loss of all 13 crew.[279]

29 July
List of shipwrecks: 29 July 1917
ShipCountryDescription
Adalia  United Kingdom World War I: The cargo ship was shelled and sunk in the North Sea 85 nautical miles (157 km) north east of Muckle Flugga, Shetland Islands by SM U-94 ( Imperial German Navy) with the loss of a crew member.[25][280]
Anitra  Norway World War I: The barque was sunk in the North Sea 20 nautical miles (37 km) off Hvidingsö by SM U-96 ( Imperial German Navy). Her crew survived.[281]
Bestwood  United Kingdom The collier collided with Leander ( United Kingdom) and sank in the Irish Sea off the South Bishop Lighthouse.[282]
Cesarevitch Alexei  Russia World War I: The cargo ship was sunk in the North Sea 8 to 10 nautical miles (15 to 19 km) east of Lerwick, Shetland Islands by SM U-60 ( Imperial German Navy). Her crew survived.[283]
Gyldenpris  Norway World War I: The cargo ship was sunk in the Atlantic Ocean off A Coruña, Spain by SM UC-69 ( Imperial German Navy).[284]
Ingeborg  Denmark World War I: The cargo ship was torpedoed and sunk in the North Sea 85 nautical miles (157 km) off Lerwick (60°16′N 1°25′E) by SM U-94 ( Imperial German Navy). Her crew survived.[285]
Manchester Commerce  United Kingdom World War I: The cargo ship was torpedoed, shelled and sunk in the Strait of Gibraltar (35°52′N 6°16′W) by SM U-39 ( Imperial German Navy) with the loss of a crew member.[286]
Okhla  United Kingdom World War I: The cargo ship struck a mine and sank in the Indian Ocean 30 nautical miles (56 km) west of Bombay, India with the loss of nine of her crew.[25]
Saint Marcouf  France World War I: The cargo ship was sunk in the Irish Sea 6 nautical miles (11 km) south east of the Arklow Lightship ( United Kingdom) (52°53′N 5°50′W) by SM UC-75 ( Imperial German Navy). Her crew survived.[287]
SM UB-27  Imperial German Navy World War I: The Type UB II submarine was probably rammed and sunk on this date by HMS Halcyon ( Royal Navy) with the loss of all 22 crew.
Whitehall  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 270 nautical miles (500 km) west by north of the Fastnet Rock (50°05′N 16°28′W) by SM U-95 ( Imperial German Navy) with the loss of a crew member.[25][288]

30 July
List of shipwrecks: 30 July 1917
ShipCountryDescription
Amor  Denmark World War I: The three-masted barque was shelled and sunk in the North Sea (56°55′N 3°36′E) by SM UC-40 ( Imperial German Navy). Her crew survived.[289]
Canis  Norway World War I: The coaster was torpedoed and sunk in the Barents Sea 20 nautical miles (37 km) west of Holmengrå, Finnmark by SM U-60 ( Imperial German Navy) with the loss of two crew.[290]
Carlo  Italy World War I: The cargo ship was sunk in the Strait of Gibraltar off Tangier, Morocco (35°24′N 6°25′W) by SM U-39 ( Imperial German Navy).[291]
Eolo  Italy World War I: The cargo ship was sunk in the Atlantic Ocean (53°54′N 15°15′W) by SM U-95 ( Imperial German Navy).[292]
Ganges  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 8 nautical miles (15 km) off Cape Spartel, Morocco (35°43′N 6°00′W) by SM U-39 ( Imperial German Navy) with the loss of a crew member.[25][293]
Hansa  Germany The cargo ship collided with a trawler and sank in the Baltic Sea off Landsort, Sweden.[294]
Kildin  Russia World War I: The cargo ship was sunk in the North Sea off Lerwick, Shetland Islands, United Kingdom (61°47′N 0°35′W) by SM U-94 ( Imperial German Navy).[295]
Manchester Inventor  United Kingdom World War I: The cargo ship was shelled and sunk in the North Sea 80 nautical miles (150 km) north north east of Muckle Flugga, Shetland Islands (61°27′N 0°38′W) by SM U-94 ( Imperial German Navy). Her crew survived.[25][296]
USAT Saratoga  United States Army The troop ship was rammed at anchor by Panama (flag unknown) off Tompkinsville, New York and was filling rapidly when towed to a mudbank and beached. Later raised, repaired and put in service as USS Mercy ( United States Navy). No casualties or one killed.[297]
Souma  Russia World War I: The cargo ship was sunk in the North Sea north north east of Muckle Flugga (61°34′N 0°55′W) by SM U-94 ( Imperial German Navy).[298]

31 July
List of shipwrecks: 31 July 1917
ShipCountryDescription
Alcides  Norway World War I: The barque was sunk in the Atlantic Ocean north west of Ireland (55°05′N 17°05′W) by SM U-54 ( Imperial German Navy) with the loss of all 23 crew.[299]
Belgian Prince  United Kingdom World War I: The cargo ship was torpedoed and damaged in the Atlantic Ocean 175 nautical miles (324 km) north west of Tory Island, County Donegal by SM U-55 ( Imperial German Navy). She was scuttled the next day with the loss of 40 crew.[300]
Carolvore  Norway World War I: The cargo ship was sunk in the Strait of Gibraltar 6 nautical miles (11 km) off Cape Roche, Spain (36°13′N 6°16′W) by SM U-39 ( Imperial German Navy). Her crew survived.[301]
USS Chingachgook  United States Navy The patrol vessel was damaged beyond repair by the explosion of her gasoline tank at New York.
Del Norte  United States The cargo ship ran aground at Point Arena, California and was a total loss.[302]
Empress  United Kingdom World War I: The cargo ship struck a mine and sank in the North Sea 4.5 nautical miles (8.3 km) east by south of the Withernsea Lighthouse, Yorkshire (53°45′N 0°08′E) by SM UC-63 ( Imperial German Navy) with the loss of five of her crew.[303]
Fremona  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 10 nautical miles (19 km) north by west of the Île de Batz, Finistère, France (48°55′N 4°11′W) by SM UC-47 ( Imperial German Navy) with the loss of eleven of her crew.[25][304]
Madeleine  France World War I: The full-rigged ship was shelled and sunk in the Atlantic Ocean 190 nautical miles (350 km) west of Madeira, Portugal (33°45′N 22°50′W) by SM U-155 ( Imperial German Navy) with the loss of eleven of her crew. Survivors were rescued by Santa Cecilia ( United States).[305]
Motano  United States World War I: The tanker was torpedoed and sunk in the English Channel 20 nautical miles (37 km) south east of Start Point, Devon, United Kingdom by SM UC-47 ( Imperial German Navy) with the loss of 24 of her crew.[306]
Orubian  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 160 nautical miles (300 km) north west of Eagle Island, County Mayo (54°47′N 14°05′W) by SM U-82 ( Imperial German Navy) with the loss of a crew member.[25][307]
HMS Quernmore  Royal Navy World War I: The escort vessel was torpedoed and sunk in the Atlantic Ocean 160 nautical miles (300 km) west north west of Tory Island (54°50′N 13°11′W) by SM U-82 ( Imperial German Navy) with the loss of a crew member.[25][308]
Regina Greece World War I: The sailing vessel was sunk in the Mediterranean Sea by SM UC-22 ( Imperial German Navy).[309]
Shimosa  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 220 nautical miles (410 km) north west of Eagle Island (55°14′N 15°05′W) by SM U-46 ( Imperial German Navy) with the loss of seventeen crew.[25][310]
Snowdonian  United Kingdom World War I: The collier was scuttled in the Atlantic Ocean 245 nautical miles (454 km) south by east of Santa Maria Island, Azores, Portugal (33°44′N 22°22′W) by SM U-155 ( Imperial German Navy). Her crew survived.[25][48][311]
Ypres  United Kingdom World War I: The coaster was shelled and sunk in the Strait of Gibraltar 2.75 nautical miles (5.09 km) off Cape Roche (36°15′N 6°14′W) by SM U-39 ( Imperial German Navy). Her crew survived.[25][312]

Unknown date
List of shipwrecks: Unknown date 1917
ShipCountryDescription
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 Islands, Sweden on either 30 July or 12 August.[313][314][315]
SM UC-1  Imperial German Navy World War I: The Type UC I submarine struck a mine and sank in the North Sea off Nieuport, West Flanders, Belgium on or after 18 July with the loss of all seventeen crew.[316]

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  166. "Trelissick". Uboat.net. Retrieved 28 December 2012.
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  168. "Cyrus". Uboat.net. Retrieved 29 September 2012.
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  171. "Kephren". Uboat.net. Retrieved 30 September 2012.
  172. "Lamia L." Uboat.net. Retrieved 9 October 2012.
  173. "Porto Di Adalia". Uboat.net. Retrieved 30 September 2012.
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  178. "Vesta". Uboat.net. Retrieved 22 October 2012.
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  180. "Coquimbo". Uboat.net. Retrieved 29 November 2012.
  181. "Haworth". Uboat.net. Retrieved 8 October 2012.
  182. "HMS Newmarket". Uboat.net. Retrieved 9 December 2012.
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  185. "Artensis". Uboat.net. Retrieved 22 October 2012.
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  189. "Varvara". Uboat.net. Retrieved 30 September 2012.
  190. "Beatrice". Uboat.net. Retrieved 16 December 2012.
  191. "Bramham". Uboat.net. Retrieved 16 December 2012.
  192. "City of Florence". Uboat.net. Retrieved 24 November 2012.
  193. "Fluent". Uboat.net. Retrieved 24 December 2012.
  194. "Hanseat". Uboat.net. Retrieved 27 October 2012.
  195. "Kageshima Maru". Uboat.net. Retrieved 26 December 2012.
  196. "L. H. Carl". Uboat.net. Retrieved 6 November 2012.
  197. "Nevisbrook". Uboat.net. Retrieved 8 October 2012.
  198. "Queen Of The North". Uboat.net. Retrieved 18 November 2012.
  199. "Salsette". Uboat.net. Retrieved 6 November 2012.
  200. "African Prince". Uboat.net. Retrieved 17 October 2012.
  201. "Augustus Welt". Uboat.net. Retrieved 24 November 2012.
  202. "Coniston". Uboat.net. Retrieved 22 October 2012.
  203. "Dafila". Uboat.net. Retrieved 8 October 2012.
  204. "Doris". Uboat.net. Retrieved 27 October 2012.
  205. "Harold". Uboat.net. Retrieved 17 October 2012.
  206. "John Twohy". Uboat.net. Retrieved 27 October 2012.
  207. "Paddington". Uboat.net. Retrieved 24 October 2012.
  208. "Ramilles". Uboat.net. Retrieved 12 October 2012.
  209. "HMT Robert Smith". Uboat.net. Retrieved 7 October 2012.
  210. "Trelyon". Uboat.net. Retrieved 31 October 2012.
  211. "Willena Gertrude". Uboat.net. Retrieved 27 October 2012.
  212. "Breda". Uboat.net. Retrieved 30 October 2012.
  213. "Cotovia". Uboat.net. Retrieved 17 December 2012.
  214. "Glow". Uboat.net. Retrieved 31 October 2012.
  215. "Nereus". Uboat.net. Retrieved 30 October 2012.
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  217. "Rota". Uboat.net. Retrieved 6 November 2012.
  218. "Ashleigh". Uboat.net. Retrieved 11 October 2012.
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  220. "Huelva". Uboat.net. Retrieved 11 October 2012.
  221. "Otway". Uboat.net. Retrieved 17 December 2012.
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  223. "Vanland". Uboat.net. Retrieved 31 October 2012.
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  226. "Brumaire". Uboat.net. Retrieved 8 October 2012.
  227. "Mikelis". Uboat.net. Retrieved 18 October 2012.
  228. "Montevideo 488". Uboat.net. Retrieved 30 October 2012.
  229. "Oostzee". Uboat.net. Retrieved 30 October 2012.
  230. "Sir Walter". Uboat.net. Retrieved 26 December 2012.
  231. "Thorsdal". Uboat.net. Retrieved 7 October 2012.
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  234. "Zateja". Uboat.net. Retrieved 8 October 2012.
  235. "Zermatt". Uboat.net. Retrieved 8 October 2012.
  236. "Baldwin". Uboat.net. Retrieved 26 December 2012.
  237. "Dea". Uboat.net. Retrieved 17 December 2012.
  238. "Janna". Uboat.net. Retrieved 31 October 2012.
  239. "Monkstone". Uboat.net. Retrieved 21 October 2012.
  240. "Peninsula". Uboat.net. Retrieved 8 October 2012.
  241. "Purley". Uboat.net. Retrieved 8 October 2012.
  242. "Rustington". Uboat.net. Retrieved 11 October 2012.
  243. "Spes Mea". Uboat.net. Retrieved 31 October 2012.
  244. "Vaarbud". Uboat.net. Retrieved 22 December 2012.
  245. "Ariadne". Uboat.net. Retrieved 24 December 2012.
  246. "Bertha". Uboat.net. Retrieved 26 December 2012.
  247. "Blanchette". Uboat.net. Retrieved 1 October 2012.
  248. "Carmarthen". Uboat.net. Retrieved 17 December 2012.
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  250. "Locksley". Uboat.net. Retrieved 26 December 2012.
  251. "Ludgate". Uboat.net. Retrieved 18 December 2012.
  252. "Mooltan". Uboat.net. Retrieved 2 December 2012.
  253. "Roberto Ivens". Uboat.net. Retrieved 20 December 2012.
  254. "Somerset". Uboat.net. Retrieved 11 October 2012.
  255. "UB 23". Uboat.net. Retrieved 1 November 2012.
  256. "Venturoso". Uboat.net. Retrieved 26 December 2012.
  257. "Begona No.4". Uboat.net. Retrieved 8 October 2012.
  258. "Bellagio". Uboat.net. Retrieved 24 December 2012.
  259. "Belle of England". Uboat.net. Retrieved 24 October 2012.
  260. "Candia". Uboat.net. Retrieved 24 December 2012.
  261. "Carmela". Uboat.net. Retrieved 22 December 2012.
  262. "Dirk". Uboat.net. Retrieved 23 November 2012.
  263. "Dirk Van Duyne". Uboat.net. Retrieved 23 November 2012.
  264. "Frigido". Uboat.net. Retrieved 1 October 2012.
  265. "Genova". Uboat.net. Retrieved 1 October 2012.
  266. "Jan". Uboat.net. Retrieved 23 November 2012.
  267. "John Hays Hammond". Uboat.net. Retrieved 7 October 2012.
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  270. "Majoor Thompson". Uboat.net. Retrieved 23 November 2012.
  271. "Presinden Commisaris van den Burgh". Uboat.net. Retrieved 23 November 2012.
  272. "Sterna Iii". Uboat.net. Retrieved 23 November 2012.
  273. "Atlas". Uboat.net. Retrieved 29 September 2012.
  274. "Glenstrae". Uboat.net. Retrieved 22 December 2012.
  275. "Hildur". Uboat.net. Retrieved 26 December 2012.
  276. "Neptunus I". Uboat.net. Retrieved 23 November 2012.
  277. "Rigmor". Uboat.net. Retrieved 17 October 2012.
  278. "Saint Emilion". Uboat.net. Retrieved 24 December 2012.
  279. "UB 20". Uboat.net. Retrieved 25 September 2012.
  280. "Adalia". Uboat.net. Retrieved 24 October 2012.
  281. "Anitra". Uboat.net. Retrieved 24 October 2012.
  282. "Wm France, Fenwick & Co". Mariners. Retrieved 3 February 2013.
  283. "Cesarevitch Alexei". Uboat.net. Retrieved 13 October 2012.
  284. "Gyldenpris". Uboat.net. Retrieved 26 December 2012.
  285. "Ingeborg". Uboat.net. Retrieved 24 October 2012.
  286. "Manchester Commerce". Uboat.net. Retrieved 6 October 2012.
  287. "Saint Marcouf". Uboat.net. Retrieved 29 December 2012.
  288. "Whitehall". Uboat.net. Retrieved 24 October 2012.
  289. "Amor". Uboat.net. Retrieved 9 December 2012.
  290. "Canis". Uboat.net. Retrieved 13 October 2012.
  291. "Carlo". Uboat.net. Retrieved 6 October 2012.
  292. "Eolo". Uboat.net. Retrieved 24 October 2012.
  293. "Ganges". Uboat.net. Retrieved 6 October 2012.
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  295. "Kildin". Uboat.net. Retrieved 24 October 2012.
  296. "Manchester Inventor". Uboat.net. Retrieved 24 October 2012.
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  298. "Souma". Uboat.net. Retrieved 24 October 2012.
  299. "Alcides". Uboat.net. Retrieved 11 October 2012.
  300. "Belgian Prince". Uboat.net. Retrieved 11 October 2012.
  301. "Carolvore". Uboat.net. Retrieved 6 October 2012.
  302. "Casualty report". The Times (41546). London. 2 August 1917. col E, p. 13.
  303. "Empress". Uboat.net. Retrieved 22 December 2012.
  304. "Fremona". Uboat.net. Retrieved 16 December 2012.
  305. "Madeleine". Uboat.net. Retrieved 27 October 2012.
  306. "Motano". Uboat.net. Retrieved 16 December 2012.
  307. "Orubian". Uboat.net. Retrieved 21 October 2012.
  308. "Quernmore". Uboat.net. Retrieved 21 October 2012.
  309. "Regina". Uboat.net. Retrieved 29 November 2012.
  310. "Shimosa". Uboat.net. Retrieved 8 October 2012.
  311. "Snowdonian". Uboat.net. Retrieved 27 October 2012.
  312. "Ypres". Uboat.net. Retrieved 6 October 2012.
  313. "Leitenant Burakov". Uboat.net. Retrieved 30 December 2012.
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  316. "UC 1". Uboat.net. Retrieved 17 November 2012.
Ship events in 1917
Ship launches: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922
Ship commissionings: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922
Ship decommissionings: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922
Shipwrecks: 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922

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