| dbp:desc
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- 0001-03-01 (xsd:gMonthDay)
- 0001-03-05 (xsd:gMonthDay)
- 0001-03-07 (xsd:gMonthDay)
- 0001-03-10 (xsd:gMonthDay)
- 0001-03-17 (xsd:gMonthDay)
- 0001-03-20 (xsd:gMonthDay)
- 0001-03-26 (xsd:gMonthDay)
- 0001-03-31 (xsd:gMonthDay)
- 0001-04-04 (xsd:gMonthDay)
- World War I: The coaster was sunk in the North Sea by . Her crew survived. (en)
- World War I: The sailing vessel was sunk in the Strait of Sicily by . (en)
- World War I: The sailing vessel was sunk in the Tyrrhenian Sea by . (en)
- The Vorpostenboot was lost on this date. (en)
- The naval trawler was lost on this date. (en)
- World War I: The Type 1915 minesweeper struck a mine and sank in the North Sea. (en)
- World War I: The trawler was scuttled in the North Sea north east of the Longstone Lighthouse, Northumberland by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean north west by west of the Fastnet Rock by with the loss of two of her crew. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south west of Ireland by . (en)
- World War I: The sailing vessel was sunk in the Strait of Messina by . (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean north west of the Fastnet Rock by with the loss of two crew. (en)
- World War I: The fishing vessel was sunk in the North Sea off the coast of Norfolk by . (en)
- World War I: The fishing smack was scuttled in the English Channel south east of Berry Head, Devon by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south west of Spain by . (en)
- World War I: The fishing smack was scuttled in the Atlantic Ocean north north west of Trevose Head by . Her crew survived. (en)
- World War I: The was sunk by mines in the North Sea. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south west of the Fastnet Rock by . Her crew survived. (en)
- World War I: The trawler was scuttled in the North Sea by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean west by north of Ouessant by . with the loss of two of her crew. Survivors were rescued by . (en)
- World War I: The cargo ship struck a mine placed by and sank in the Atlantic Ocean south west of Seven Heads, Clonakilty, County Cork, United Kingdom with the loss of five of her crew. (en)
- World War I: The naval trawler struck a mine placed by and sank in the North Sea south of the Shipwash Lightship with the loss of ten of her crew. (en)
- World War I: the cargo ship struck a mine placed by and sank in the Bay of Biscay south of Groix, Morbihan, France with the loss of nineteen of her crew. (en)
- World War I: The brigantine was scuttled in the Tyrrhenian Sea by . (en)
- World War I: The auxiliary barque was sunk by torpedo in the Atlantic Ocean south by east of the Fastnet Rock by . Her crew survived, but her captain was taken as a prisoner of war. (en)
- The T-13-class minesweeper was wrecked in Kola Bay. (en)
- World War I: The fishing vessel was sunk in the Atlantic Ocean west of Cabo da Roca by . (en)
- World War I: The full-rigged ship was scuttled in the Atlantic Ocean by . (en)
- World War I: The cargo ship was sunk in the North Sea by with the loss of twenty crew. (en)
- World War I: The ocean liner struck a mine placed by and was damaged in the Atlantic Ocean off the Eddystone Lighthouse with the loss of eight lives. She was beached but was later refloated. (en)
- World War I: The naval trawler struck a mine placed by and sank in the Firth of Forth north of the Isle of May, Fife with the loss of five of her crew. (en)
- World War I: The coaster was sunk in the North Sea north east of Kinnaird Head, Aberdeenshire, United Kingdom by . Her crew survived. (en)
- World War I: The sailing vessel was sunk in the Tyrrhenian Sea off Capo Palinuro, Calabria by . (en)
- World War I: The full-rigged ship was shelled and sunk in the Atlantic Ocean west of the Fastnet Rock by . Her crew survived. (en)
- World War I: The Q-ship was sunk in the Bay of Biscay off La Pallice, Charente-Maritime by . (en)
- World War I: The cargo ship was sunk in the Mediterranean Sea south west of Cape Matapan, Greece by . (en)
- World War I: The cargo ship was scuttled in the Bay of Biscay off Hourtin, Gironde, France by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean west by north of the Fastnet Rock by with the loss of three crew. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean north west of the Fastnet Rock by with the loss of four crew. (en)
- World War I: The trawler was scuttled in the North Sea by with the loss of all nine crew. (en)
- World War I: The fishing smack was scuttled in the Atlantic Ocean north north west of Trevose Head ) by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean north north west of the Cape Verde Islands, Portugal by . Her crew were taken as prisoners of war. (en)
- World War I: The schooner was sunk in the Atlantic Ocean off Stornoway, Isle of Lewis, Outer Hebrides, United Kingdom by . Her crew survived. (en)
- World War I: The collier was sunk by torpedo in the Atlantic Ocean north east of Tearaght Island, County Donegal by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean north west of Ireland by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean off Cork, United Kingdom by . Her crew survived. (en)
- World War I: The schooner was scuttled in the Atlantic Ocean south east of the Glénan Islands, Finistère by . Her crew survived. (en)
- World War I: The armed merchant cruiser was shelled and sunk with the loss of 325 crew in the Norwegian Sea by and . The vessel sank with all hands plus a six-man Royal Navy boarding party that had boarded the ship. (en)
- World War I: The sailing vessel was sunk in the Mediterranean Sea off Malta by . (en)
- World War I: The cargo ship was sunk in the North Sea by with the loss of nineteen of her crew. (en)
- World War I: The naval trawler struck a mine placed by and sank off Saint Valery with the loss of sixteen of her crew. (en)
- World War I: The cargo ship was sunk in the English Channel north by east of Oeussant, Finistère, France by with the loss of four of her crew. (en)
- : World War I: The hospital ship was damaged in the English Channel off Start Point, Devon by with the loss of 35 lives. She was beached and was later salvaged. (en)
- World War I: The schooner was scuttled in St. George's Channel north east by east of the South Arklow Lightship by . Her crew survived. (en)
- World War I: The fishing vessel was sunk in the Bay of Biscay south west of Groix, Morbihan by . (en)
- World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea north of Cape Sidero, Crete, Greece by with the loss of five of her crew. (en)
- World War I: The sailing vessel was shelled and sunk in the English Channel south south west of Dungeness by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Tyrrhenian Sea off Civitavecchia by . Her crew survived. (en)
- World War I: The coaster was sunk by torpedo in the Atlantic Ocean off Pendeen Point, Cornwall by with the loss of all nine crew. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of the Fastnet Rock by . Her crew survived. (en)
- World War I: The collier struck a mine placed by and sank in the Mediterranean Sea off Alexandria, Egypt. Her crew survived. (en)
- World War I: The coaster was sunk in the North Sea east of Peterhead, Aberdeenshire, United Kingdom by with the loss of five of her crew. (en)
- World War I: The coaster was sunk in the North Sea east of Robin Hood's Bay, Yorkshire by with the loss of four of her crew. (en)
- World War I: The cargo ship was scuttled in the Indian Ocean by . (en)
- World War I: The sailing vessel struck a mine placed by and sank in the English Channel off Dieppe, Seine-Inférieure. (en)
- World War I: The schooner was scuttled in the Irish Sea by . Her crew survived. (en)
- World War I: The schooner was scuttled in the Atlantic Ocean south of the Fastnet Rock by . All ten people on board survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south west of the Bishop Rock, Isles of Scilly, United Kingdom by . (en)
- World War I: The coaster was sunk in St. George's Channel off Milford Haven, Pembrokeshire by with the loss of all ten crew. (en)
- World War I: The schooner was scuttled in the Irish Sea off South Stack, Anglesey, United Kingdom by . Her crew survived. (en)
- World War I: The cargo ship was scuttled in the Atlantic Ocean east by north of Cape Race, Newfoundland by . Her crew were taken as prisoners of war. (en)
- World War I: The naval trawler struck a mine placed by and sank in the English Channel off Calais, Pas-de-Calais . (en)
- World War I: The barque was scuttled in the North Sea by with the loss of a crew member. (en)
- World War I: The cargo ship was sunk in the North Sea off Girdle Ness by . Her crew survived. (en)
- World War I: The coaster was scuttled in the Irish Sea east of the South Arklow Lightship by . Her crew survived. (en)
- While towing a barge out of the harbor at Vinalhaven, Maine, during a gale, the tug lost power when the towline became entangled in her propeller. She drifted onto a point on Green Island in Penobscot Bay at the entrance to the harbor and broke up on the rocks at . Her crew survived. (en)
- World War I: The coaster was sunk in the Bay of Biscay southwest by west of Brest, France by . Her crew survived. (en)
- World War I: The fishing vessel was shelled and damaged by in the English Channel west of Berck, Pas-de-Calais. She was abandoned by her crew and came ashore at Dungeness, Kent, United Kingdom where she was declared a total loss. (en)
- World War I: The cargo ship was sunk by torpedo in the Atlantic Ocean west north west of the Fastnet Rock by with the loss of fifteen crew. (en)
- World War I: The fishing smack was scuttled in the Atlantic Ocean north by west of Trevose Head by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Mediterranean Sea south of Sardinia, Italy by . (en)
- World War I: The cargo ship was torpedoed and sunk in the North Sea east of Scarborough, Yorkshire by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south south east of Ar Men, Finistère by with the loss of a crew member. (en)
- World War I: The sailing vessel was sunk in the North Sea off of Utsira, Rogaland by with the loss of twelve crew. (en)
- World War I: The fishing vessel was sunk in the Bay of Biscay off the coast of Gironde by . (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean west north west of the Fastnet Rock by with the loss of nineteen crew. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of the Fastnet Rock by with the loss of four of her crew. The survivors were taken as prisoners of war. (en)
- World War I: The tanker was sunk in the Atlantic Ocean west of Cascais, Portugal by . (en)
- World War I: The trawler was scuttled in the North Sea east of the Longstone Lighthouse, Northumberland by . Her crew survived. (en)
- World War I: The barque was scuttled in the Irish Sea by . Her four crew took to the lifeboats but were not rescued. (en)
- World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea north north east of the Cani Rocks, Tunisia by with the loss of 35 of her crew. Two survivors were taken as prisoners of war. (en)
- World War I: The coaster was shelled and sunk in the Bay of Biscay east of the Île du Pilier, Vendée by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the English Channel west of Beachy Head by . Her crew survived. (en)
- World War I: The cargo liner was sunk by torpedo in the Atlantic Ocean east south east of Ram Head by with the loss of seven crew. (en)
- The Type UC II submarine was sunk by the detonation of one of her own mines off Start Point, Cornwall, United Kingdom with the loss of all 26 crew. (en)
- World War I: The fishing vessel was sunk in the English Channel north north west of Cap de la Hève, Manche by . (en)
- World War I: The trawler was scuttled in the North Sea east of Rattray Head, Aberdeenshire by . Her crew survived. (en)
- World War I: The barque was shelled and sunk in the Atlantic Ocean of Tory Island, County Donegal, United Kingdom by . (en)
- World War I: The barque was sunk by torpedo in the Atlantic Ocean south west of the Smalls Lighthouse by . Her crew survived. (en)
- World War I: The trawler was shelled and sunk in the North Sea east south east of the Auskerry Lighthouse, Orkney Islands by with the loss of two of her crew. (en)
- World War I: The sailing vessel was sunk in the English Channel by a submarine with the loss of four of her crew. (en)
- World War I: The cargo ship was scuttled in the Atlantic Ocean east north east of the St Paul Rocks, Brazil by with the loss of a crew member. (en)
- World War I: The cargo ship struck a mine placed by and sank in the North Sea off North Foreland, Kent. Her crew survived. (en)
- World War I: The Blue Star Line refrigerated cargo ship was torpedoed and sunk in the Tyrrhenian Sea west north west of Anzio, Lazio, Italy by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the North Sea north east of the Noord Hinder Lightship by . Her crew survived. (en)
- World War I: The trawler was scuttled in the North Sea east by south of Girdle Ness, Aberdeenshire by . Her crew survived. (en)
- World War I: The cargo ship struck a mine placed by and sank in the North Sea off Southwold, Suffolk with the loss of twelve of her crew. (en)
- World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea east of Catania, Sicily, Italy by with the loss of a crew member. Three survivors were taken as prisoners of war. (en)
- World War I: The fishing smack was sunk in the English Channel south west of Portland Bill, Dorset by . Her crew survived. (en)
- World War I: The cargo ship was scuttled in the Indian Ocean west of Minicoy, India by . (en)
- World War I: The cargo ship was sunk in the Bay of Biscay off the Île d'Oléron by . Her crew survived. (en)
- World War I: The collier was torpedoed and sunk in the Atlantic Ocean west north west of Ouessant, Finistère, France by with the loss of fiver of her crew. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean north north east of the Pendeen Lighthouse, Cornwall, United Kingdom by . Her crew survived. (en)
- World War I: The fishing vessel was scuttled in the Atlantic Ocean west of Cabo da Roca by . (en)
- World War I: The schooner was sunk in the Irish Sea south east of the Codling Lightship by . (en)
- World War I: The cargo ship struck a mine placed by and sank in Liverpool Bay west south west of the Liverpool Bar Lightship. Her crew survived. (en)
- World War I: The trawler was shelled and sunk in the North Sea east of Girdle Ness, Aberdeenshire by . Her crew survived. (en)
- World War I: The collier was sunk in the Atlantic Ocean west south west of the Fastnet Rock by with the loss of three crew. (en)
- World War I: The naval trawler was sunk in the North Sea off Newton-by-the-Sea, Northumberland by . (en)
- World War I: The coaster was scuttled in St. George's Channel south east of the South Arklow Lightship by . Her crew survived. (en)
- World War I: The cargo ship was shelled and sunk in the Atlantic Ocean north west by west of the Fastnet Rock by with the loss of 21 crew. (en)
- World War I: The coaster was shelled and sunk in the Mediterranean Sea north of Stromboli by . (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of the Fastnet Rock by with the loss of 52 crew. (en)
- World War I: The fishing vessel was sunk in the Atlantic Ocean west of Cabo da Roca by with the loss of 1 crew. (en)
- World War I: The fishing vessel was scuttled in the English Channel north north west of Cayeux-sur-Mer by . Her crew survived. (en)
- World War I: The tanker was torpedoed and sunk in the Atlantic Ocean south east of the Old Head of Kinsale, County Cork by with the loss of seven crew. (en)
- World War I: The fishing vessel was shelled and sunk in the English Channel west of Berck by . (en)
- World War I: The collier struck a mine placed by and sank in the North Sea north west of the Shipwash Lightship . Her crew survived. (en)
- World War I: The schooner was shelled and damaged in the Bay of Biscay north west of Penmarc'h, Finistère by . The attack was broken off due to the arrival of a torpedo boat. Madeleine Davoust was taken in tow but sank at Audierne. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean north of Ouessant by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay north west of the Île d'Yeu, Vendée, France by . Her crew survived. (en)
- World War I: The cargo ship struck a mine placed by and sank in the Bay of Biscay off the Chassiron Lighthouse. (en)
- World War I: The barque was sunk south west of Cape Leeuwin, Australia in the Indian Ocean by . (en)
- World War I: The passenger ship was torpedoed and sunk in the Irish Sea west by north of the Coningbeg Lightship by with the loss of 55 lives. (en)
- World War I: The cargo ship was sunk in the North Sea north northeast of Girdleness, Aberdeenshire, United Kingdom by with the loss of sixteen lives. (en)
- World War I: The sailing vessel was sunk in the Bay of Biscay by . (en)
- World War I: The coaster was sunk in the North Sea east by south of Berwick-upon-Tweed, Northumberland, United Kingdom by . Her crew survived. (en)
- World War I: The trawler was shelled and sunk in the North Sea east by south of the Longstone Lighthouse by . Her crew survived. (en)
- World War I: The fishing smack was shelled and sunk in the Atlantic Ocean south of the Wolf Rock, Cornwall by . Her crew survived. (en)
- World War I: The cargo ship struck a mine placed by and sank in the North Sea off the mouth of the River Tyne with the loss of ten of her crew. (en)
- World War I: The Union-Castle passenger ship was torpedoed and sunk in the Atlantic Ocean west of the Bishop Rock, Isles of Scilly by with the loss of 40 lives. (en)
- World War I: The fishing vessel was sunk in the English Channel south of Boulogne by . (en)
- World War I: The ketch was scuttled in the English Channel south south west of Dungeness, Kent by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean north of Ouessant, Finistère, France by . Her crew survived. (en)
- World War I: The ketch was scuttled in the English Channel south south east of Start Point, Devon by . Her crew survived. (en)
- World War I: The Admiralty R-class destroyer was torpedoed and damaged in the North Sea off the Maas Lightship by with the loss of a crew member. She was repaired and returned to service. (en)
- The cargo ship was wrecked. Her crew survived. (en)
- The schooner was wrecked near Carboneras, Spain. (en)
- World War I: The sailing vessel was sunk in the Malta Channel by . (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south of Ar Men, Finistère, France by . Her crew survived. (en)
- World War I: On her maiden voyage, the was sunk in the Ligurian Sea northwest of Capraia by gunfire and ramming by the sloop after Cyclamen mistook her for a German submarine. (en)
- World War I: The barque was shelled and sunk in the North Sea east by north of the Shetland Islands by with the loss of a crew member. (en)
- World War I: The brigantine was shelled and sunk in the Bay of Biscay south of Groix by with the loss of six of her crew. (en)
- World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea north west of Malta by . Her crew survived, but eight survivors were taken as prisoners of war. (en)
- World War I: The coaster was torpedoed and sunk in the Irish Sea west north west of South Stack by . Her crew survived. (en)
- World War I: The coaster was sunk in the Atlantic Ocean north west by north of Noup Head, Orkney Islands, United Kingdom by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean west of Lisbon, Portugal by . Her crew were taken as prisoners of war. (en)
- World War I: The collier struck a mine placed by and was damaged in the Firth of Lorn . She was taken in tow but sank at the mouth of Loch Buie. Her crew survived. (en)
- World War I: The naval trawler struck a mine placed by and sank in the North Sea off Southwold, Suffolk with the loss of five of her crew. (en)
- World War I: The barque was sunk in the Atlantic Ocean off the Fastnet Rock by . Her crew survived. (en)
- World War I: The barque was sunk in the Atlantic Ocean west of the Bishop Rock, Isles of Scilly by . (en)
- World War I: The coaster was shelled and sunk in the North Sea east of the Shetland Islands, United Kingdom by . Her eighteen crew took to the lifeboats but were not rescued. (en)
- World War I: The struck a mine placed by and sank in the Atlantic Ocean south west of Galley Head, County Cork . Her crew survived. (en)
- World War I: The cargo-liner was sunk in the Atlantic Ocean west of the Bishop Rock by with the loss of fifteen of her crew who were washed overboard and drowned trying to launch the lifeboats. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south of Ballycotton, County Cork, United Kingdom by . Her crew survived. (en)
- The cargo ship was torpedoed and sunk in the North Sea north north east of Whitby, Yorkshire, United Kingdom by . (en)
- World War I: The cargo ship was sunk in the North Sea west north west of Hook of Holland, South Holland, Netherlands by . Her crew survived. (en)
- World War I: The fishing vessel was scuttled in the Bay of Biscay off the Gironde Estuary by . (en)
- World War I: The coaster was scuttled in the English Channel south east by east of Beachy Head, Sussex by with the loss of six of her crew. (en)
- World War I: The gunboat was sunk in the Mediterranean Sea west of Bizerte, Algeria by . (en)
- thumb|Danton sinking.World War I: The was torpedoed and sunk in the Mediterranean Sea off San Pietro Island by with the loss of 296 of her 1,102 crew. Survivors were rescued by the destroyer and various patrol vessels . (en)
- The laid up, out of commission passenger steamer was crushed by ice and sunk in the Hudson River. (en)
- World War I: The passenger ship struck a mine placed by and sank in the Irish Sea west of Skokholm, Pembrokeshire with the loss of fifteen lives. (en)
- The schooner barge was wrecked in the Main Channel into the Harbor of New York City abreast Buoy No. 8, near the Swash Channel, a total loss. (en)
- During a voyage from Kodiak, Territory of Alaska, to Seattle, Washington carrying a crew of eight and 100 tons of cargo including empty gasoline drums, the 192-gross register ton schooner drifted ashore and was wrecked in Ugak Bay on the coast of Kodiak Island in the Kodiak Archipelago after losing both her anchors the previous day. (en)
- World War I: The fishing vessel was shelled and sunk in the Bay of Biscay south of Kerdonis Point, Belle Île, Morbihan by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean east by south of the Eddystone Lighthouse by . Her crew survived. (en)
- World War I: The schooner was shelled and sunk in the Bay of Biscay north west of the Île d'Yeu, Vendée by . Her crew survived. (en)
- World War I: The coaster was scuttled in the Irish Sea west south west of Bardsey Island, Pembrokeshire, United Kingdom by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Tyrrhenian Sea off Civitavecchia, Lazio, Italy by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the English Channel south south west of Dartmouth, Devon by . Her crew survived. (en)
- World War I: The cargo ship was scuttled in the Bay of Biscay off the Contis les Bains Lighthouse, Pyrenées-Atlantiques by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west by south of Hook Point by . Her crew survived. (en)
- World War I: The fishing vessel was scuttled in the Bay of Biscay west of the Île de Ré, Charente-Maritime by . (en)
- World War I: The cargo ship was shelled and sunk in the English Channel south south west of The Lizard, Cornwall, United Kingdom by . Her crew survived. (en)
- World War I: The lightship was scuttled in the Irish Sea west of Hook Point, County Waterford by . Her crew survived. (en)
- World War I: The cargo ship struck a mine placed by and sank in St. George's Channel south by west of the Barrels Lightship . Her crew survived. (en)
- World War I: The minesweeper struck a mine and sank in the North Sea off Ameland in the West Frisian Islands off the coast of the Netherlands. (en)
- World War I: The full-rigged ship was sunk in the Atlantic Ocean south south west of Old Head of Kinsale, County Cork, United Kingdom by . Her crew survived. (en)
- World War I: The sailing vessel was sunk in the Tyrrhenian Sea off Capo Palinuro by . (en)
- World War I: The cargo ship was torpedoed and sunk in St. George's Channel south east by south of the Coningbeg Lightship by with the loss of two of her crew. (en)
- World War I: The three-masted schooner was scuttled in the English Channel south south west of Beachy Head by . Her crew survived. (en)
- The schooner barge was sunk in a collision with off Sandy Hook, New Jersey, a total loss. (en)
- World War I: The fishing vessel was shelled and sunk in the Irish Sea south west by west of the Coningbeg Lightship by . Her crew survived. (en)
- World War I: The fishing smack was shelled and sunk in the North Sea off the coast of Norfolk by . Her crew survived. (en)
- The collided with and sank in the English Channel off Dungeness, Kent with the loss of a crew member. Survivors were rescued by and the destroyer . (en)
- World War I: The fishing vessel was shelled and sunk in the English Channel west of Berck by . (en)
- World War I: The sailing vessel was sunk in the Mediterranean Sea north of Sicily by . (en)
- World War I: The cargo ship was sunk by torpedo in the English Channel east of Start Point, Devon by with the loss of a crew member. (en)
- World War I: The collier was torpedoed and sunk in the Mediterranean Sea south by east of Malta by with the loss of two of her crew. (en)
- World War I: The cargo ship was sunk in the North sea north by east of the Longstone Lighthouse by . Her crew survived. (en)
- World War I: The fishing vessel was scuttled in the Bay of Biscay west by south of Les Barges by . Her crew survived. (en)
- World War I: The cargo ship struck a mine placed by and sank in the Thames Estuary. Her crew survived. (en)
- World War I: The coaster was sunk in the North Sea east of the Farne Islands, Northumberland by . Her crew survived. (en)
- World War I: The trawler was scuttled in the North Sea east by south of Aberdeen by . Her crew survived. (en)
- World War I: The Q-ship was torpedoed and sunk in the Atlantic Ocean south west of Ireland by with the loss of eleven crew. (en)
- World War I: The coaster was scuttled in the North Sea south east by south of Aberdeen by . Her crew survived. (en)
- World War I: World War I: The cargo liner was torpedoed and sunk in the Atlantic Ocean south of Hook Point, Waterford by with the loss of eight crew. (en)
- World War I: The ketch was scuttled in the English Channel north of Barfleur, Manche by . Her crew survived. (en)
- The cargo ship collided with another vessel and sank. Her crew were rescued. (en)
- World War I: The fishing vessel was sunk in the Bay of Biscay south of Pointe d'Arzie by . (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean north west of the Skellig Islands, County Kerry, United Kingdom by . (en)
- World War I: The full-rigged ship was torpedoed and sunk in the Atlantic Ocean off Fair Isle, United Kingdom by with the loss of all 21 crew. (en)
- World War I: The coaster was sunk in the North Sea south of Sumburgh Head, Shetland Islands, United Kingdom by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and sunk in the English Channel south by east of Start Point, Devon by . Her crew survived. (en)
- World War I: The cargo ship was shelled and sunk in the Atlantic Ocean south of the Eddystone Lighthouse, Cornwall, United Kingdom by with the loss of nineteen crew. (en)
- World War I: The coaster was sunk in the Irish Sea north east of the South Arklow Lightship by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the English Channel north of Île Vierge by . Her crew survived. (en)
- World War I: The fishing smack was scuttled in the Atlantic Ocean south east of the Eddystone Lighthouse by . Her crew survived. (en)
- World War I: The three-masted schooner was shelled and sunk in the Mediterranean Sea north east of Cape Corse, Corsica by with the loss of six crew. (en)
- World War I: The three-masted schooner was shelled and sunk in the Atlantic Ocean north west of Trevose Head, Cornwall by . Her crew survived. (en)
- World War I: The fishing vessel was sunk in the Seine Estuary by . (en)
- World War I: The struck a mine placed by in the Strait of Dover, the force of which blew off her bow. Twenty eight of her crew were killed. The stern was towed towards Plymouth but sank off the Mewstone . (en)
- World War I: The cargo ship was sunk by torpedo in the English Channel north east of Cape Barfleur, Manche, France by . Her crew survived. (en)
- The 7-gross register ton, motor cargo vessel was lost after she dragged her anchors west of Middleton Island on the south-central coast of the Territory of Alaska during a gale and went adrift. Her crew of two survived. (en)
- World War I: The fishing smack was scuttled in the Atlantic Ocean north north west of Trevose Head, Cornwall by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the North Sea north east of Coquet Island, Northumberland, United Kingdom by with the loss of seven of her crew. (en)
- World War I: The fishing smack was shelled and sunk in the English Channel west south west of Portland Bill, Dorset by . Her crew survived. (en)
- World War I: The barque was scuttled in the Atlantic Ocean west of Ouessant by . Her crew survived. (en)
- World War I: The cargo ship struck a mine placed by and sank in the Thames Estuary south west of the Kentish Knock Lightship with the loss of a crew member. (en)
- World War I: The coaster was sunk in the North Sea east of the Shetland Islands by . Her fourteen crew took to the lifeboats but were not rescued. (en)
- World War I: The naval trawler struck a mine placed by and sank in the North Sea off Felixstowe, Suffolk with the loss of eight of her crew. (en)
- World War I: The passenger ship was sunk in the Mediterranean Sea off Belvedere Calabro by with the loss of 84 crew. (en)
- World War I: The schooner was shelled and sunk in the English Channel north of the Barfleur Lighthouse, Manche, France by . Her crew survived. (en)
- World War I: The sailing vessel was scuttled in the English Channel south south west of Beachy Head, Sussex by . Her crew survived. (en)
- World War I: The collier was torpedoed and sunk in the Irish Sea south south west of the South Arklow Lightship by with the loss of three of her crew. (en)
- World War I: The tanker was torpedoed and sunk in the Atlantic Ocean south west of Ireland by with the loss of 46 crew. (en)
- World War I: The troopship was sunk by torpedo in the English Channel south of the Owers Lightship by with the loss of three crew. (en)
- World War I: The tanker was captured and sunk in the North Sea by . Her crew survived. (en)
- World War I: The coaster was torpedoed and sunk in the English Channel east by north of Cape Barfleur, Manche, France by with the loss of three of her crew. (en)
- World War I: The cargo ship was sunk in the North Sea by with the loss of 21 crew. (en)
- World War I: The collier was sunk by torpedo in the Mediterranean Sea east of Cape Sigli, Algeria by with the loss of three of her crew. Two of the survivors were taken as prisoners of war. (en)
- World War I: The discarded river gunboat was scuttled at Canton, China. (en)
- World War I: The cargo ship was torpedoed and damaged in the Mediterranean Sea off Elba by . She was beached but was later refloated. (en)
- World War I: The coaster was scuttled in the North Sea east of Lerwick, Shetland Islands by with the loss of five of her crew. (en)
- World War I: The full-rigged ship was scuttled in St. George's Channel by . Her crew survived. (en)
- World War I: The schooner was scuttled in the Atlantic Ocean south by west of Ram Head by . Her crew survived. (en)
- World War I: The sailing vessel was sunk in the English Channel west south west of Dungeness, Kent, United Kingdom by . Her crew survived. (en)
- The naval trawler was lost on this date with the loss of all hands. (en)
- World War I: The fishing vessel was shelled and sunk in the English Channel west of Berck by . Her crew survived. (en)
- World War I: The tug struck a mine placed by and sank in the Bay of Biscay off Groix, Morbihan with the loss of fifteen of her crew. (en)
- World War I: The naval trawler struck a mine placed by and sank in the North Sea off Spurn Head, Yorkshire with the loss of three of her crew. (en)
- World War I: The fishing vessel was scuttled in the English Channel off Boulogne, Pas-de-Calais by . Her crew survived. (en)
- World War I: The schooner was shelled and sunk in the Irish Sea north east of the South Arklow Lightship by . Her crew survived. (en)
- World War I: The trawler was scuttled in the English Channel west of Berck by . (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Tory Island, County Donegal by with the loss of nine crew. (en)
- World War I: The cargo ship was scuttled in the North Sea east of the Shetland Islands by . Her nineteen crew took to the lifeboats but were not rescued. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean off Wolf Rock, Cornwall by with the loss of 26 crew. (en)
- World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay north west by west of Belle Île, Morbihan, France by with the loss of five of her crew. (en)
- World War I: The schooner was sunk in the Atlantic Ocean north of the Seven Stones reef by . (en)
- World War I: The barque was captured and sunk with explosives by . (en)
- World War I: The coaster was sunk in the North Sea off Tod Head, Aberdeenshire by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the English Channel by an Imperial German Navy submarine. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean west by north of Broadhaven, County Cork by with the loss of twenty crew. (en)
- World War I: The cargo ship was torpedoed and sunk in the Irish Sea south east by east of the North Arklow Lightship by a kaiserliche Marine submarine with the loss of ten of her crew. (en)
- thumb|HMHS Gloucester Castle
: World War I: The hospital ship was torpedoed and damaged in the English Channel off the Isle of Wight by with the loss of three crew. She was subsequently repaired and returned to service. (en)
- World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean off Ireland by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the Irish Sea by . Her crew survived. (en)
- World War I: The fishing ketch was scuttled in the Atlantic Ocean south by west of Ram Head, County Cork by . Her crew survived. (en)
- World War I: The coaster was torpedoed and sunk in the English Channel south east by south of Broadstairs, Kent by a Kaiserliche Marine torpedo boat. (en)
- World War I: The sloop-of-war struck a mine placed by and sank in the Atlantic Ocean off Galley Head southwest of Ireland with the loss of fourteen of her 79 crew. (en)
- World War I: The coaster was shelled and sunk in the North Sea off the Longstone Lighthouse, Northumberland by . Her crew survived. (en)
- World War I: The fishing vessel was scuttled in the Bay of Biscay south south east of the Île d'Yeu, Vendée by . Her crew survived. (en)
- The tugboat, in tow of , broke loose from her tow in a gale off the Aransas Pass Light Station and was lost. Lost with all nine hands. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean north north west of Ouessant, Finistère, France by . Her crew survived. (en)
- World War I: The cargo ship was torpedoed and damaged in the Atlantic Ocean south west of the Bishop Rock by with the loss of four crew. She was discovered derelict the next day by , which rescued a survivor. Circe subsequently sank. (en)
- The three-masted schooner was shelled and sunk in the English Channel south of Start Point, Cornwall by with the loss of all hands. (en)
- World War I: The cargo ship was sunk in the Atlantic Ocean south west of Ar Men, Finistère, France by . Her crew survived. (en)
- World War I: The schooner was shelled and sunk in the Mediterranean Sea south south east of Málaga, Spain by . Her crew survived. (en)
- World War I: The collier was sunk by torpedo in the English Channel west by north of Portland Bill by with the loss of four of her crew. (en)
- World War I: The trawler was sunk off the coast of Scotland by with the loss of all nine crew. (en)
- World War I: The trawler was sunk in the English Channel west of Berck by . Her crew survived. (en)
- World War I: The cargo ship was sunk in the English Channel east south east of Start Point, Devon, United Kingdom by . Her crew survived. (en)
- World War I: The collier was torpedoed and sunk in the Mediterranean Sea north west by north of Alexandria, Egypt by . Her crew survived, but two were taken as prisoners of war. (en)
- World War I: The barquentine was scuttled in the English Channel south of Portland Bill, Dorset by . Her crew survived. (en)
- World War I: The hospital ship struck a mine placed by and was damaged in the English Channel north west of the Owers Lightship . She was repaired and returned to service. (en)
- World War I: The struck a mine placed by and sank in the Atlantic Ocean west of the Orkney Islands with the loss of 88 crew. (en)
- World War I: The trawler was shelled and sunk in the North Sea east of Peterhead, Aberdeenshire by . Her nine crew took to the lifeboats but were not rescued. (en)
- World War I: The cargo ship was sunk in the North Sea off the Noord Hinder Lightship by . Her crew survived. (en)
- World War I: The cargo ship was sunk by torpedo in the English Channel south west of Portland Bill by with the loss of six of her crew. (en)
- World War I: The naval trawler was torpedoed and sunk in the Ras de Sein by with the loss of all 26 hands. (en)
- World War I: The tanker was torpedoed and damaged in the Atlantic Ocean off Tearaght Island, County Kerry by . She was beached but was later refloated. (en)
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