World War I: The cargo ship was torpedoed and sunk in the English Channel 14 nautical miles (26km) east by south of the Royal Sovereign Lightship (United Kingdom) by SMUC-75 (Imperial German Navy) with the loss of 23 of her crew.[4][8]
World War I: The cargo ship was torpedoed and sunk in the English Channel 12 nautical miles (22km) south west by west of the Brighton Lightship (United Kingdom) by a Kaiserliche Marine submarine.[4]
World War I: The coaster was torpedoed and sunk in the English Channel 1 nautical mile (1.9km) west of Prawle Point, Devon by SMUB-35 (Imperial German Navy) with the loss of three of her crew.[4][25]
World War I: Convoy OF 15: The cargo ship was torpedoed and sunk in the Atlantic Ocean 115 nautical miles (213km) south west by west of The Lizard by SMUC-17 (Imperial German Navy) with the loss of three of her crew.[31]
The ship struck the wreck of the Franklin (United Kingdom) and foundered in the Bristol Channel. Her eleven crew were rescued. The wreck was raised in April 1918.[40]
World War I: The coaster was torpedoed and sunk in the English Channel 2 nautical miles (3.7km) west south west of The Lizard, Cornwall by SMUC-17 (Imperial German Navy) with the loss of sixteen of her crew.[43]
World War I: The coaster was torpedoed and sunk in the English Channel 5 nautical miles (9.3km) south of the Owers Lightship (United Kingdom) by SMUC-71 (Imperial German Navy) with the loss of all eleven crew.[44]
Halifax Explosion: The cargo ship collided with Mont-Blanc (France) at Halifax, Nova Scotia, Canada. Mont-Blanc caught fire and was obliterated in a massive explosion that killed approximately 2,000 people and drove Imo ashore. Imo subsequently was refloated on 26 April 1918, repaired, and returned to service.[47]
The pyrocumulus cloud generated by the explosion of Mont Blanc, photographed an estimated 15 to 20 seconds after the explosion from an estimated 21km (13 miles) away.Halifax Explosion: The cargo ship collided with Imo (Norway) at Halifax, Nova Scotia, Canada, causing Mont-Blanc to catch fire and explode. The explosion obliterated Mont Blanc, devastated Halifax′s Richmond district, and killed approximately 2,000 people.
Halifax Explosion: The tug was severely damaged by the explosion of Mont-Blanc (France), which she was towing. Subsequently repaired and returned to service.
The sucker dredge capsized and sank after sand shifted in a severe gale off the South Chicago light. Her captain froze to death and six other crew died. Six crew were rescued by William A. Field (United States).[61][65]
World War I: The cargo ship was torpedoed and sunk in the North Sea three nautical miles (5.6km) north of Whitby, Yorkshire by SMUB-75 (Imperial German Navy) with the loss of five of her crew.[4][69]
The schooner barge, under tow of Georges Creek (United States), foundered in a severe gale eight miles (13km) south south west of the Winter Quarter Light. Lost with all four hands.[61][78]
World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea off Cabo de las Huertas, Spain by SMU-64 (Imperial German Navy). Her crew survived.[4][95]
World War I: The cargo ship was torpedoed and sunk in the Norwegian Sea 50 nautical miles (93km) west of Bergen, Rogaland, Norway by SMSG101, SMSG103, SMSG104 and SMSV100 (all Imperial German Navy).[4][107]
World War I: The naval trawler was torpedoed, shelled and sunk in the Norwegian Sea by SMSG101, SMSG103, SMSG104 and SMSV100 (all Imperial German Navy).[107]
World War I: The cargo ship was shelled and sunk in the Norwegian Sea 50 nautical miles (93km) west of Bergen by SMSG101, SMSG103, SMSG104 and SMSV100 (all Imperial German Navy).[107]
World War I: The cargo ship was torpedoed and sunk with the loss of sixteen crew in the North Sea 8 nautical miles (15km) east of Blyth, Northumberland[112] by SMSB97 and SMSB111 (both Imperial German Navy).[107]
World War I: The Admiralty M-class destroyer was shelled and sunk in the Norwegian Sea by SMSG101, SMSG103, SMSG104 and SMSV100 (all Imperial German Navy). Twenty four survivors were rescued by the Germans.[107][113]
World War I: The cargo ship was shelled and sunk in the Norwegian Sea (59°43′N4°10′E) by SMSG101, SMSG103, SMSG104 and SMSV100 (all Imperial German Navy).[107]
The canal boat went ashore on, or sank at, Duck Island, Connecticut, or Kelsey Point, Connecticut. She went to pieces before salvage could be attempted.[24]
World War I: The cargo ship was torpedoed and sunk in the North Sea four nautical miles (7.4km; 4.6mi) east of Whitby, Yorkshire by SMUB-22 (Imperial German Navy) with the loss of fourteen crew.[4][119]
World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 3 nautical miles (5.6km) south east of Canet Point, Spain (39°37′N0°08′E) by SMU-64 (Imperial German Navy) with the loss of three of her crew.[128]
The steamer was wrecked/sank on the north shore of Prince Edward Island near Savage Harbour in heavy seas, breaking in two and sinking in eight feet (2.4m) of water, a total loss. Various dates of 7, 9, 14, and 17 December are listed in sources.[129][130][24][131][132]
The whaleback steamer was sunk in a collision with Midvale (flag unknown) while breaking ice 4+1⁄2 miles (7.2km) off Colchester Reef in Lake Erie in 30 feet (9.1m) of water. Her crew walked across the ice to Midvale. She was located on 24 April 1918, 4 miles (6.4km) from where she sank, in only 7 feet (2.1m) of water. She was raised on 22 September 1918, repaired and returned to service.[151][152]
World War I: The fishing smack struck a mine and sank in the Atlantic Ocean 4.5 nautical miles (8.3km) north of Black Head, County Clare with the loss of four crew.[153]
World War I: The cargo ship was torpedoed and sunk in the English Channel 1 nautical mile (1.9km) south of Prawle Point, Devon by SMUB-31 (Imperial German Navy) with the loss of a crew member.[158]
World War I: The cargo ship was torpedoed and damaged in the English Channel 20 nautical miles (37km) north of Cap Barfleur, Manche by SMUC-64 (Imperial German Navy). She was beached and was consequently declared a constructive total loss. Later repaired and returned to service.[164]
World War I: The cargo ship was torpedoed and sunk in the English Channel 9.5 nautical miles (17.6km) south of Berry Head, Devon by SMUB-31 (Imperial German Navy). Her crew survived.[4][169]
World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 8 nautical miles (15km) north west by north of the Godrevy Lighthouse, Cornwall by a Kaiserliche Marine submarine with the loss of a crew member.[4]
World War I: The cargo ship was sunk in the Gulf of Genoa 1 nautical mile (1.9km) south of Cape Mele, Liguria by SMUB-49 (Imperial German Navy) with the loss of a crew member.[173]
World War I: The cargo ship was damaged in the Gulf of Genoa by SMUB-49 (Imperial German Navy). She was beached at San Remo, Liguria. Later refloated, repaired and returned to service.[174]
World War I: The coaster was torpedoed and sunk in the English Channel 4 nautical miles (7.4km) south east by east of Start Point by SMUB-31 (Imperial German Navy) with the loss of seventeen crew.[175]
World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 33 nautical miles (61km) north east of Cape Ivi (36°37′N0°33′E) by SMU-35 (Imperial German Navy) with the loss of 22 crew.[4][176]
World War I: The cargo ship was sunk in the English Channel 16 nautical miles (30km) north west of the Cap de La Heve Lighthouse, Seine-Inférieure, France by SMUB-54 (Imperial German Navy). Her crew survived.[190]
World War I: The cargo ship was torpedoed and damaged in the English Channel 1.5 nautical miles (2.8km) west by south of the Owers Lightship (United Kingdom) by SMUC-71 (Imperial German Navy) with the loss of a crew member. She was beached was declared a total loss. The wreck was dispersed in December 1923.[197]
World War I: The collier was torpedoed and sunk in the Mediterranean Sea 36 nautical miles (67km) east by north of Cape Ténès by SMU-35 (Imperial German Navy) with the loss of three crew.[4][27][203]
World War I: The coaster struck a mine and sank in the Mediterranean Sea 3 nautical miles (5.6km) south west of Cape Palinuro, Italy (39°50′N15°42′E) with the loss of thirteen of her crew.[205]
World War I: The Type U 87submarine was rammed in the Irish Sea by HMSButtercup and was then depth charged and sunk by the patrol craft PC-56 (both Royal Navy) with the loss of all 44 crew.
World War I: Convoy OF 18: The cargo ship was torpedoed and sunk in the English Channel 9 nautical miles (17km) south of Dodman Point (50°04′N4°45′W) by SMUB-57 (Imperial German Navy). Her crew survived.[213]
World War I: The naval trawler struck a mine and sank in the English Channel 7 nautical miles (13km) south west of Brighton, Sussex with the loss of all ten of her crew.[224]
World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 30 nautical miles (56km) north north east of Malin Head by SMU-19 (Imperial German Navy) with the loss of 43 crew.[226]
The passenger ship ran aground in the North Sea 14 nautical miles (26km) off Walton-on-the-Naze, Essex. All 88 people on board were rescued by the Walton Lifeboat.[229]
Svenska handelsflottans krigsförluster 1914-1920[Swedish Merchant Marine War losses 1914-1920] (in Swedish). Stockholm: Kommerskollegium (Swedish Board of Trade). 1921. pp.364–5.
"American Marine Engineer May, 1918". National Marine Engineers Beneficial Association of the United States. Retrieved 14 September 2020– via Haithi Trust.
Svenska handelsflottans krigsförluster 1914–1920[Swedish Merchant Marine War losses 1914–1920] (in Swedish), Stockholm: Swedish Board of Trade, 1921, pp.369–70
Svenska handelsflottans krigsförluster 1914–1920[Swedish Merchant Marine War losses 1914–1920] (in Swedish), Stockholm: Swedish Board of Trade, 1921, pp.366–9
"American Marine Engineer March, 1918". National Marine Engineers Beneficial Association of the United States. Retrieved 4 September 2020– via Haithi Trust.
Schnake, Reinhard H. (1990). Geschichte der Schleppschiffahrt Bd.1 100 Jahre Unterweser-Reederei (URAG) (in German). Herford: Koehler. p.50. ISBN3-7822-0500-6.
Greece
Imperial German Navy).[1]
Italy
United Kingdom
United Kingdom) by SM UC-75 (
French Navy
Sweden
United States Navy
France
Royal Navy
Russia
Norway
Belgium
Netherlands
Canada
Canada
Austro-Hungarian Navy
Portugal
Denmark
Spain
Imperial Russian Navy
Italy
German Empire
