List of shipwrecks in April 1918

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The list of shipwrecks in April 1918 includes ships sunk, foundered, grounded, or otherwise lost during April 1918.

Contents

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 April

List of shipwrecks: 1 April 1918
ShipStateDescription
Ardglass Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 7 nautical miles (13 km) north east of Larne, County Antrim by SM UC-31 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of seven of her crew. [1] [2]
HMS Falcon Naval Ensign of the United Kingdom.svg  Royal Navy The C-class destroyer collided with the trawler John Fitzgerald (Civil Ensign of the United Kingdom.svg  United Kingdom ) and sank in the North Sea off Bridlington, Yorkshire ( 54°07′45″N0°22′10″E / 54.12917°N 0.36944°E / 54.12917; 0.36944 ). [3]
Lusitano Flag of Portugal.svg  Portugal World War I: The barquentine was scuttled in the Atlantic Ocean off the Azores ( 38°50′N18°24′W / 38.833°N 18.400°W / 38.833; -18.400 ) by SM U-155 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew took to the lifeboats but were not rescued. [4]
SMS Saturn War Ensign of Germany 1903-1918.svg  Imperial German Navy The Vorpostenboot was lost on this date.

2 April

List of shipwrecks: 2 April 1918
ShipStateDescription
AshmoreFlag of Norway.svg  Norway During a voyage from São Vicente, Cape Verde, to Saint John, New Brunswick, Canada, the 219-foot (67 m), 1,043-gross register ton three-masted barque was wrecked in the Bay of Fundy on the Dixon Rocks off Grand Manan between Long Ledge and Yellow Ledge. [5]
Meaford Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean by SM U-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of all hands. [6]
SMS Senator Sthamer War Ensign of Germany 1903-1918.svg  Imperial German Navy The Vorpostenboot was lost on this date.
Solway Queen Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The coaster was torpedoed and sunk in the Irish Sea 7 nautical miles (13 km) off Black Head, Wigtownshire by SM U-101 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of eleven crew. [2] [7]

3 April

List of shipwrecks: 3 April 1918
ShipStateDescription
AG-11 Naval Ensign of Russia.svg  Imperial Russian Navy World War I: The AG-class submarine was scuttled in the harbour at Hanko.
AG-12 Naval Ensign of Russia.svg  Imperial Russian Navy World War I: The AG-class submarine was scuttled in the harbour at Hanko.
AG-16 Naval Ensign of Russia.svg  Imperial Russian Navy World War I: The AG-class submarine was scuttled in the harbour at Hanko.
HMS E1 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The E-class submarine was scuttled in the Gulf of Finland off the Harmaja Lighthouse.
HMS E9 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The E-class submarine was scuttled in the Gulf of Finland off the Harmaja Lighthouse.
ElinaFlag of the United States (1912-1959).svg  United States While the 8-gross register ton motor vessel – with no crew or cargo aboard – was under tow along with two scows by the launch Chomley (Flag of the United States (1912-1959).svg  United States), her bow stem pulled out and she broke free off the coast of Southeast Alaska 2 nautical miles (3.7 km; 2.3 mi) southwest of South Vallenar Point ( 55°25′35″N131°51′00″W / 55.42639°N 131.85000°W / 55.42639; -131.85000 (South Vallenar Point) ). By the time Chomley dropped off the scows and returned to Elina, Chomley was able to salvage Elina's gasoline engine, but otherwise Elina had become a total loss. [8]
Elsie Burdett Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The schooner was sunk in the Atlantic Ocean off the Canary Islands, Spain ( 44°38′N24°28′W / 44.633°N 24.467°W / 44.633; -24.467 ) by SM U-152 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her six crew took to the lifeboat but were not rescued. [9]
Sylvie Flag of France.svg  France World War I: The cargo ship was sunk in the Mediterranean Sea 120 nautical miles (220 km) north east of Malta by SM UC-54 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [10]
UnknownFlag of the United States (1912-1959).svg  United States The scow sank at the Thames Shipyard, New London, Connecticut. [11]

4 April

List of shipwrecks: 4 April 1918
ShipStateDescription
Agatina Flag of Italy (1861-1946).svg  Italy World War I: the barquentine was shelled and sunk in the Mediterranean Sea off Sicily by SM UC-25 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [12]
HMS Bittern Naval Ensign of the United Kingdom.svg  Royal Navy The Avon-class destroyer collided with Kenilworth (Civil Ensign of the United Kingdom.svg  United Kingdom ) in the English Channel off the Isle of Portland, Dorset and sank with the loss of all 63 crew.
HMS C26 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The C-class submarine was scuttled in the Gulf of Finland off the Harmaja Lighthouse to prevent her capture by German forces.
HMS E8 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The E-class submarine was scuttled in the Gulf of Finland off the Harmaja Lighthouse prevent her capture by German forces.
HMT J&A Naval Ensign of the United Kingdom.svg  Royal Navy The naval trawler was lost on this date. [13]
Liberia Flag of France.svg  France World War I: The cargo ship was sunk in the Gulf of Genoa 62 nautical miles (115 km) south east of the Îles d'Hyères ( 42°04′N7°02′E / 42.067°N 7.033°E / 42.067; 7.033 ) by SM UC-35 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [14]
OrangeFlag of the United States (1912-1959).svg  United States Army The US Army Corps of Engineers pipeline dredge was destroyed by fire in a canal near the Sabine River. [15]
Sincerita Flag of Italy (1861-1946).svg  Italy World War I: The cargo ship was sunk in the Mediterranean Sea ( 36°17′N14°48′E / 36.283°N 14.800°E / 36.283; 14.800 ) by SM UB-52 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [16]
Five unnamed vesselsNaval Ensign of the United Kingdom.svg  Royal Navy World War I: The submarines were scuttled in the Gulf of Finland to prevent their capture by German forces. [17]

5 April

List of shipwrecks: 5 April 1918
ShipStateDescription
HMS C27 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The C-class submarine was scuttled in the Gulf of Finland off the Harmaja Lighthouse prevent her capture by German forces.
HMS C35 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The C-class submarine was scuttled in the Gulf of Finland off the Harmaja Lighthouse prevent her capture by German forces.
Camelia Flag of Italy (1861-1946).svg  Italy World War I: The barque was shelled and sunk in the Mediterranean Sea off Cap Caccia ( 40°38′N8°06′E / 40.633°N 8.100°E / 40.633; 8.100 ) by SM UC-35 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [18]
Cyrene Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in Caernarfon Bay 15 nautical miles (28 km) north of Bardsey Island, Caernarfonshire by SM UC-31 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 24 of her crew. [2] [19]

6 April

List of shipwrecks: 6 April 1918
ShipStateDescription
Madeleine III Civil and Naval Ensign of France.svg  French Navy World War I: The Q-ship was torpedoed and sunk in the Mediterranean Sea off the coast of Algeria ( 37°27′N9°53′E / 37.450°N 9.883°E / 37.450; 9.883 ) by SM UB-50 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of seventeen of her twenty crew. The survivors were taken as prisoners of war. [20]
Madonna delle Grazie B.Flag of Italy (1861-1946).svg  Italy World War I: The sailing vessel was sunk in the Ionian Sea by SM UC-52 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [21]
Ministre de Smet de Naeyer Flag of Belgium (civil).svg  Belgium World War I: The cargo ship struck a mine and sank in the North Sea 45 nautical miles (83 km) north of the Dogger Bank Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) with the loss of twelve of her 29 crew. [22]
HMML 421Naval Ensign of the United Kingdom.svg  Royal Navy The motor launch was lost on this date. [23]
SterneFlag of the Netherlands.svg  Netherlands World War I: The sailing vessel was stopped in the North Sea 60 nautical miles (110 km) off Jæren, Rogaland, Norway by SM U-19 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). U-19 intended to sink her but lost sight of her. Sterne came ashore at Utsire, Rogaland and was a total loss. [24]

7 April

List of shipwrecks: 7 April 1918
ShipStateDescription
Boscastle Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The collier was torpedoed and sunk in St. George's Channel 14 nautical miles (26 km) north north west of Strumble Head, Pembrokeshire by SM U-111 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of eighteen crew. [2] [13] [25]
CatrienaFlag of the Netherlands.svg  Netherlands World War I: The sailing vessel was sunk in the North Sea 58 nautical miles (107 km) south west of Egersund, Rogaland, Norway ( 58°04′N4°14′E / 58.067°N 4.233°E / 58.067; 4.233 ) by SM UB-73 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [26]
Highland Brigade Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo liner was sunk in the English Channel 6 nautical miles (11 km) south by east of St. Catherine's Point ( 50°35′N1°14′W / 50.583°N 1.233°W / 50.583; -1.233 ) by SM UC-71 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [27]
Port Campbell Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 115 nautical miles (213 km) west south west of the Bishop Rock, Isles of Scilly by SM U-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [28]
Rye Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The coaster was torpedoed and sunk in the English Channel 19 nautical miles (35 km) north west by west of Cap d'Antifer, Seine-Inférieure, France ( 49°57′N0°07′W / 49.950°N 0.117°W / 49.950; -0.117 ) by SM UB-74 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of four of her crew. [2] [29]
Sterope Flag of Italy (1861-1946) crowned.svg  Regia Marina World War I: The tanker was shelled and sunk in the Atlantic Ocean off the Azores, Portugal ( 38°44′N18°09′W / 38.733°N 18.150°W / 38.733; -18.150 ) by SM U-155 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [30]
Vera Cruz Flag of the United States (1912-1959).svg  United States The sailing ship was wrecked at Tampico, Tamaulipas, Mexico. [31]

8 April

List of shipwrecks: 8 April 1918
ShipStateDescription
Bengali Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 14 nautical miles (26 km) off Alexandria, Egypt ( 31°21′N29°47′E / 31.350°N 29.783°E / 31.350; 29.783 ) by SM UC-34 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [32]
HMS E19 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The E-class submarine was scuttled in the Gulf of Finland off the Harmaja Lighthouse.
Flanders Flag of Belgium (civil).svg  Belgium World War I: The cargo ship struck a mine and sank in the North Sea off the coast of the Netherlands. Her crew were rescued. [33]
Nyassaland Flag of Norway.svg  Norway World War I: The coaster was sunk in the English Channel 18 nautical miles (33 km) east of Start Point, Devon, United Kingdom by SM UB-33 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [34]
SuperbFlag of Norway.svg  Norway World War I: The sailing vessel was sunk in the North Sea 40 nautical miles (74 km) south of Lindesnes, Vest-Agder by SM U-90 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [35]
Tainui Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed damaged in the Atlantic Ocean 60 nautical miles (110 km) south west of the Isles of Scilly by SM U-82 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) and was abandoned by her crew. She was beached at Falmouth, Cornwall but was later salvaged, repaired and returned to service. [36] [37]

9 April

List of shipwrecks: 9 April 1918
ShipStateDescription
HMT Annie Smith Naval Ensign of the United Kingdom.svg  Royal Navy The naval trawler was lost on this date. [13]
Aveiro Flag of Portugal.svg  Portugal World War I: The cargo ship was sunk in the Mediterranean Sea ( 36°24′N18°06′E / 36.400°N 18.100°E / 36.400; 18.100 ) by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [38]
HMT Lord Hardinge Naval Ensign of the United Kingdom.svg  Royal Navy The naval trawler collided with another vessel and sank in the Irish Sea off the Daunt Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ). [39]
President Leroy-Iallier Flag of France.svg  France World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 15 nautical miles (28 km) north west of Ouessant, Finistère ( 48°50′N5°13′W / 48.833°N 5.217°W / 48.833; -5.217 ) by SM UB-109 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 26 of her crew. [40]
RLS President Daniel E. HowardFlag of Liberia.svg  Liberia Navy World War I: The 73 ton Gunboat, an auxiliary sailing vessel and Liberia's only Navy ship, was sunk in the Atlantic Ocean off Monrovia by SM U-154 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Either crew was captured and paroled, and/or 26 crew were killed. [41] [42]
Vasconia Flag of Norway.svg  Norway World War I: The cargo ship struck a mine and sank in the Mediterranean Sea north of Alexandria, Egypt, with the loss of seven of her crew. [43]

10 April

List of shipwrecks: 10 April 1918
ShipStateDescription
AsiaCivil Ensign of the United Kingdom.svg  United Kingdom The coaster foundered. Her crew were rescued by a Norwegian merchant vessel. [44]
Barge No. 21Flag of the United States (1912-1959).svg  United States The barge was destroyed by fire in the New Orleans, Louisiana, area. [45]
Benedetto Cairoli Flag of Italy (1861-1946) crowned.svg  Regia Marina The La Masa-class destroyer collided with Giacinto Carini (Flag of Italy (1861-1946) crowned.svg  Regia Marina) and sank in the Ionian Sea. [46]
Faulx Civil and Naval Ensign of France.svg  French Navy The Bouclier-class destroyer was rammed and sunk in the Strait of Otranto by Mangini (Civil and Naval Ensign of France.svg  French Navy). [47]
Henley Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 25 nautical miles (46 km) south west of The Lizard, Cornwall ( 49°35′N5°31′W / 49.583°N 5.517°W / 49.583; -5.517 ) by SM UB-109 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of six of her crew. [48]
USS SC-126 Flag of the United States (1912-1959).svg  United States Navy The submarine chaser grounded and partially sank near Two Rocks Passage, Bermuda Harbor; finally sank about 100 yards (91 m) south of Agar's Island. Raised, repaired, and returned to service in October. [49] [50]
San Sabra Flag of the United States (1912-1959).svg  United States World War I: The passenger ship was sunk by a mine with all 30 hands 15 miles (24 km) south east of Barnegat Lighthouse, New Jersey. [51]
Westfield Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was sunk in the Atlantic Ocean 45 nautical miles (83 km) south west by south of the Bishop Rock, Isles of Scilly ( 49°10′N6°46′W / 49.167°N 6.767°W / 49.167; -6.767 ) by SM U-82 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [52]

11 April

List of shipwrecks: 11 April 1918
ShipStateDescription
Carmela GFlag of Italy (1861-1946).svg  Italy World War I: The sailing vessel was sunk in the Mediterranean Sea west of Sicily by SM UB-50 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [53]
Highland Prince Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 36 nautical miles (67 km) north east of Cape Bon, Algeria ( 37°27′N11°32′E / 37.450°N 11.533°E / 37.450; 11.533 ) by SM UB-50 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of three of her crew. [2] [54]
HMS King Alfred Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The Drake-class cruiser was torpedoed and damaged in the Atlantic Ocean 30 nautical miles (56 km) north of Malin Head, County Donegal by SM UB-86 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [55]
Kingstonian Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and damaged in the Mediterranean Sea off San Pietro Island, Italy ( 39°20′N7°10′E / 39.333°N 7.167°E / 39.333; 7.167 ) by SM UB-68 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. She was beached in Carloforte Bay but was again torpedoed and damaged on 29 April by SM UB-48 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) and was a total loss. [56]
USS Lakemoor Flag of the United States (1912-1959).svg  United States Navy World War I: The cargo ship was torpedoed and sunk in the Irish Sea 2.5 nautical miles (4.6 km) off the Corsewall Lighthouse, Wigtownshire, United Kingdom by SM UB-64 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 46 of her crew. [57] [58]
USS Mary B. Garner Flag of the United States (1912-1959).svg  United States Navy The patrol vessel ran aground at Prime Hook, Delaware and was wrecked. She was later salvaged, repaired and returned to service. One killed. [49]
Myrtle Branch Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 9 nautical miles (17 km) north east by north of Inishtrahull Island, County Donegal by SM UB-73 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of fifteen of her crew. [59]
SMS Rheinland War Ensign of Germany 1903-1918.svg  Imperial German Navy The Nassau-class battleship ran aground on Laagskar Island, Åland, Sweden with the loss of two of her crew. She was refloated on 20 April and subsequently served as a barracks ship.
SM UB-33 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type UB II submarine struck a mine and sank in the Strait of Dover ( 50°55′N1°17′E / 50.917°N 1.283°E / 50.917; 1.283 ) with the loss of all 28 crew.

12 April

List of shipwrecks: 12 April 1918
ShipStateDescription
Autolycus Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 38 nautical miles (70 km) off Cape Palos, Spain ( 38°01′N0°23′E / 38.017°N 0.383°E / 38.017; 0.383 ) by SM U-34 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [60]
HM CMB-18ANaval Ensign of the United Kingdom.svg  Royal Navy The Coastal Motor Boat was lost on this date. [13]
HM CMB-33ANaval Ensign of the United Kingdom.svg  Royal Navy The Coastal Motor Boat was lost on this date. [13]
Lonhelen Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship struck a mine and sank in the North Sea south west of the Shipwash Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ). Her crew survived. [61]
Luis Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 3.5 nautical miles (6.5 km) south south east of St. Catherine's Point, Isle of Wight by SM UC-71 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of four of her crew. [62]
Luisa BandMercante1785.svg  Spain World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 6 nautical miles (11 km) west by south of the Pendeen Lighthouse, Cornwall, United Kingdom ( 50°07′N5°49′W / 50.117°N 5.817°W / 50.117; -5.817 ) by SM UB-74 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [63]
Moyune Civil Ensign of the United Kingdom.svg  United Kingdom World War I: Convoy HE 9: The cargo ship was torpedoed and sunk in the Mediterranean sea off Cape Palos ( 37°26′N0°06′E / 37.433°N 0.100°E / 37.433; 0.100 ) by SM U-34 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [64]
Njaal Flag of the Russian SFSR.svg Russia World War I: The barque was sunk in the North Sea off Flekkefjord by SM U-104 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [65]

13 April

List of shipwrecks: 13 April 1918
ShipStateDescription
City of Wilmington Flag of the United States (1912-1959).svg  United States The steamer burned and sank in the Atlantic Ocean 250 miles (400 km) east of Halifax, Nova Scotia. [66] [67]
Harewood Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 380 nautical miles (700 km) west by south of Lisbon, Portugal by SM U-155 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of two of her crew. [2] [68]
Provence Flag of France.svg  France World War I: The cargo ship was torpedoed and damaged in the Mediterranean Sea 1.5 nautical miles (2.8 km) off the Cape Palamos Lighthouse, Spain ( 41°43′N3°09′E / 41.717°N 3.150°E / 41.717; 3.150 ) by SM UB-68 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). She was beached but was later refloated, repaired and returned to service. [69]
RuthCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The fishing smack was scuttled in the North Sea by a Kaiserliche Marine submarine. [70]
Wilson Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The schooner was scuttled in the Atlantic Ocean 10 nautical miles (19 km) north west of the Smalls Lighthouse by SM UB-109 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [71]

14 April

List of shipwrecks: 14 April 1918
ShipStateDescription
Admiral Codrington Civil Ensign of the United Kingdom.svg  United Kingdom and Southgare (Flag of Sweden.svg  Sweden ): The two cargo ships collided in the North Sea off the coast of the East Riding of Yorkshire. Southgare sank about 6 nautical miles (11 km) off Crab Rocks, Bempton Cliffs, with the loss of 11 men; 10 were rescued. [72] The newly built Admiral Codrington sank just south of Flamborough Head. [73]
Chelford Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea north west of Bardsey Island, Pembrokeshire ( 52°48′N5°04′W / 52.800°N 5.067°W / 52.800; -5.067 ) by SM UB-73 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [74]
Maroc Flag of France.svg  France World War I: The cargo ship was sunk in the Atlantic Ocean 2 nautical miles (3.7 km) off the Longships Lighthouse, Cornwall, United Kingdom by SM UB-74 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [75]
Marstonmoor Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 55 nautical miles (102 km) north north east of Cape Wrath, Sutherland ( 59°34′N4°45′W / 59.567°N 4.750°W / 59.567; -4.750 ) by SM U-107 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [23] [76]
SS Santa IsabelCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was shelled and sunk in the Atlantic Ocean 15 nautical miles (28 km) off the Cape Verde Islands, Portugal by SM U-153 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [2] [77]

15 April

List of shipwrecks: 15 April 1918
ShipStateDescription
Ailsa Craig Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was sunk in the English Channel 14 nautical miles (26 km) west by north of Portland Bill, Dorset ( 50°30′N2°48′W / 50.500°N 2.800°W / 50.500; -2.800 ) by SM UB-80 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [78]
Pomeranian Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The ship was sunk in the English Channel 9 nautical miles (17 km) off Portland Bill by SM UC-77 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 55 lives. [79]
Rostov Naval Ensign of Russia.svg  Imperial Russian Navy World War I: The transport ship was sunk in the Black Sea south of Sevastopol ( 44°34′N34°20′E / 44.567°N 34.333°E / 44.567; 34.333 ) by SM UC-23 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [80]

16 April

List of shipwrecks: 16 April 1918
ShipStateDescription
Florence H. Flag of the United States (1912-1959).svg  United States The cargo ship suffered an onboard explosion and sank at anchor in Quiberon Bay, or in the port of Quiberon with the loss of 17 gunners and 24 of her 75 crew, 32 survivors, including 6 gunners, were rescued by a destroyer. [81] [82] [83]
H5 Flag of Italy (1861-1946) crowned.svg  Italian Royal Navy World War I: The H-class submarine was sunk in error in the southern Adriatic Sea by a torpedo fired by the submarine HMS H1 (Naval Ensign of the United Kingdom.svg  Royal Navy). [84]
Hungerford Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 9 nautical miles (17 km) south south east of the Owers Lightship ( 50°33′N0°35′W / 50.550°N 0.583°W / 50.550; -0.583 ) by SM UC-75 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of eight of her crew. [85]
Ladoga Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 15 nautical miles (28 km) south east of the South Arklow Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) ( 52°33′N5°35′W / 52.550°N 5.583°W / 52.550; -5.583 ) by SM UB-73 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 29 of her crew. [86]
Lake Michigan Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The passenger ship was torpedoed and sunk in the Atlantic Ocean 93 nautical miles (172 km) north by west of Eagle Island, County Mayo ( 55°30′N11°52′W / 55.500°N 11.867°W / 55.500; -11.867 ) by SM U-100 (War Ensign of Germany 1903-1918.svg  Imperial German Navy with the loss of a crew member. [2] [87]
Lodaner Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was sunk in the Irish Sea south east of the South Arklow Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) by SM UB-73 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of all 32 crew. [88]
Nirpura Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 110 nautical miles (200 km) west north west of Cabo da Roca, Portugal ( 38°57′N11°55′W / 38.950°N 11.917°W / 38.950; -11.917 ) by SM U-155 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [89]
Polarine Flag of the United States (1912-1959).svg  United States The motor boat sank off Watch Hill, Rhode Island. [11]
Romania Flag of Italy (1861-1946).svg  Italy World War I: The cargo ship was sunk in the Adriatic Sea off Cape Linguetta, Albania ( 40°24′N19°14′E / 40.400°N 19.233°E / 40.400; 19.233 ) by SM UC-22 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [90]
HMT Select Naval Ensign of the United Kingdom.svg  Royal Navy The naval trawler was lost on this date. [23]
SMS Streiter Austria-Hungary-flag-1869-1914-naval-1786-1869-merchant.svg  Austro-Hungarian Navy World War I: The Huszár-class destroyer collided with Petka (Ensign of Austro-Hungarian civil fleet (1869-1918).svg  Austria-Hungary) and sank in the Adriatic Sea off Lovran ( 45°00′N14°15′E / 45.000°N 14.250°E / 45.000; 14.250 ). She was escorting a convoy at the time. [91]
Widwud Flag of the Russian SFSR.svg Russia World War I: The sailing vessel was sunk in the Atlantic Ocean north west of Ireland by SM U-104 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [92]

17 April

List of shipwrecks: 17 April 1918
ShipStateDescription
SMS LM2 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The L1-class motor patrol boat was destroyed by a fire or explosion.
SM UB-82 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type UB III submarine was depth charged and sunk in the Irish Sea ( 55°13′N5°55′W / 55.217°N 5.917°W / 55.217; -5.917 ) by two Royal Navy trawlers with the loss of all 32 crew. [93]

18 April

List of shipwrecks: 18 April 1918
ShipStateDescription
Bamse Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The coaster was torpedoed and sunk in the English Channel 15 nautical miles (28 km) west by north of Portland Bill, Dorset by SM UB-80 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of four of her crew. [2] [94]
Claus Groth War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Greta-class Vorpostenboot was sunk by mines off Cape Tachkuna, Estonia. [95]
Dalegarth Force Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 12 nautical miles (22 km) south west of Hartland Point, Devon ( 50°51′N4°42′W / 50.850°N 4.700°W / 50.850; -4.700 ) by SM UB-73 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of five crew. [96]
Gregynog Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The collier was torpedoed and sunk in the English Channel 16 nautical miles (30 km) south west of Hartland Point ( 50°47′N4°44′W / 50.783°N 4.733°W / 50.783; -4.733 ) by SM UB-86 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of three of her crew. [2] [13] [97]
Pentyrch Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 5 nautical miles (9.3 km) west north west of the Brighton Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) by SM UB-40 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [2] [98]
Runswick Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and damaged in the Atlantic Ocean 3 nautical miles (5.6 km) north of Trevose Head, Cornwall ( 50°33′N5°03′W / 50.550°N 5.050°W / 50.550; -5.050 ) by SM UB-109 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). She was beached but was declared a total loss. Her crew survived. [99]

19 April

List of shipwrecks: 19 April 1918
ShipStateDescription
Alice Taylor Civil Ensign of the United Kingdom.svg  United Kingdom The coaster foundered on this date. Her crew were rescued. [100]
Elka Flag of Greece.svg Greece World War I: Convoy GaG16: The cargo ship was torpedoed and sunk in the Mediterranean Sea 50 nautical miles (93 km) off Cape Gati, Spain, by SM U-34 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [101]
Lord Charlemont Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 22 nautical miles (41 km) north of the Isla de Alborán, Morocco ( 36°15′N3°04′W / 36.250°N 3.067°W / 36.250; -3.067 ) by SM U-34 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of eight crew. [102]
Salambo Civil and Naval Ensign of France.svg  French Navy World War I: The naval trawler was torpedoed and sunk in the Ionian Sea ( 38°30′N18°06′E / 38.500°N 18.100°E / 38.500; 18.100 ) by SM U-38 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [103]
SM UB-78 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type UB III submarine struck a mine and sank in the Strait of Dover ( 51°01′N1°17′E / 51.017°N 1.283°E / 51.017; 1.283 ) with the loss of all 35 crew. [104]
War Helmet Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 3 nautical miles (5.6 km) east by north of the Owers Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) by SM UC-75 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [105]

20 April

List of shipwrecks: 20 April 1918
ShipStateDescription
Florrieston Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 6 nautical miles (11 km) east of South Stack, Anglesey by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of nineteen of her crew. [106]
Lowther Range Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 20 nautical miles (37 km) west by north of South Stack ( 53°18′N5°10′W / 53.300°N 5.167°W / 53.300; -5.167 ) by SM U-104 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [107]
SMS M39 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type 1915 minesweeper struck a mine and sank in the North Sea.
SMS M64 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type 1916 minesweeper struck a mine and sank in the North Sea.
SMS M95 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type 1916 minesweeper struck a mine and sank in the North Sea.
HMT Numitor Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea off Orfordness, Suffolk ( 52°07′N1°45′E / 52.117°N 1.750°E / 52.117; 1.750 ) with the loss of five of her crew. [108]

21 April

List of shipwrecks: 21 April 1918
ShipStateDescription
Bellview Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 16 nautical miles (30 km) east north east of Cape Bon, Tunisia ( 37°13′N11°21′E / 37.217°N 11.350°E / 37.217; 11.350 ) by SM U-32 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [13] [109]
Delta AFlag of Belgium (civil).svg  Belgium World War I: The trawler was stopped and sunk in the Atlantic Ocean 18 nautical miles (33 km) south of St. Kilda, Inverness-shire, United Kingdom by SM U-19 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [110]
SMS Emma Oetken War Ensign of Germany 1903-1918.svg  Imperial German Navy The Vorpostenboot was lost on this date.
Landonia Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 27 nautical miles (50 km) north west by west of Strumble Head, Pembrokeshire by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 21 of her crew. One of the survivors was taken as a prisoner of war. [2] [111]
Normandiet Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 34 nautical miles (63 km) south west by west of the Calf of Man, Isle of Man by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of nineteen of her crew. [2] [112]
SM UB-71 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type UB III submarine was depth charged and sunk in the Strait of Gibraltar ( 35°38′N5°18′W / 35.633°N 5.300°W / 35.633; -5.300 ) by HMML 413 (Naval Ensign of the United Kingdom.svg  Royal Navy) with the loss of all 32 crew. [113]
Westergate Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 22 nautical miles (41 km) east of Start Point, Devon by SM UB-80 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 24 of her crew. [2] [114]

22 April

List of shipwrecks: 22 April 1918
ShipStateDescription
Baron Herries Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The naval tug was torpedoed and sunk in the Atlantic Ocean 43 nautical miles (80 km) north by west of the Bishop Rock, Isles of Scilly ( 50°27′N7°06′W / 50.450°N 7.100°W / 50.450; -7.100 ) by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of three of her crew. One of the survivors was taken as a prisoner of war. [2] [13] [115]
Dronning Maud Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The collier was torpedoed and sunk in the Mediterranean Sea 65 nautical miles (120 km) north north east of Cape Sigli, Algeria ( 38°00′N4°56′E / 38.000°N 4.933°E / 38.000; 4.933 ) by SM U-34 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [2] [13] [116]
Eric Calvert Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The collier was torpedoed and sunk in the Atlantic Ocean 4 nautical miles (7.4 km) south south west of St Anthony Head, Cornwall 50°04′30″N5°01′45″W / 50.07500°N 5.02917°W / 50.07500; -5.02917 ) by SM UB-103 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of two of her crew. [13] [117]
USS Fenimore Flag of the United States (1912-1959).svg  United States Navy The cargo ship was destroyed by fire in New York Harbor. [118]
Fern Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 5 nautical miles (9.3 km) east of the Kish Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) by SM U-104 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of thirteen crew. [2] [119]
Kheda MoulekarFlag of France.svg  France World War I: The sailing vessel was sunk in the Mediterranean Sea ( 32°08′N32°50′E / 32.133°N 32.833°E / 32.133; 32.833 ) by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [120]
MarshallaCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The sailing vessel was sunk by shellfire in the Mediterranean Sea 50 nautical miles (93 km) north of Port Said, Egypt ( 32°11′N32°39′E / 32.183°N 32.650°E / 32.183; 32.650 ) by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [2] [121]
Prinz August Wilhelm Flag of the German Empire.svg  Germany The Hamburg America Line steamship was burned and scuttled in Puerto Colombia to prevent the United States Shipping Board from seizing her. [122] [123]
HMT Pursuit Naval Ensign of the United Kingdom.svg  Royal Navy The naval trawler was lost on this date. [23]
SadikaFlag of France.svg  France World War I: The sailing vessel was sunk in the Mediterranean Sea ( 32°13′N32°40′E / 32.217°N 32.667°E / 32.217; 32.667 ) by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [124]
SM UB-55 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type UB III submarine struck a mine and sank in the Strait of Dover ( 51°01′N1°20′E / 51.017°N 1.333°E / 51.017; 1.333 ) with the loss of 23 of her 29 crew. [125]
Welbeck Hall Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The ship was torpedoed and sunk in the Mediterranean Sea 75 nautical miles (139 km) north east by north of Port Said by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of four of her crew. [2] [126]

23 April

List of shipwrecks: 23 April 1918
ShipStateDescription
HMS Brilliant Naval Ensign of the United Kingdom.svg  Royal Navy World War I: First Ostend Raid: The Apollo-class cruiser was scuttled as a blockship at Ostend, West Flanders, Belgium.
HMS C3 Naval Ensign of the United Kingdom.svg  Royal Navy World War I: Zeebrugge Raid: Packed with explosives, the C-class submarine was rammed into the a viaduct connecting the mole to the shore at Zeebrugge, West Flanders, Belgium, and detonated in order to destroy the viaduct.
FrancesCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The ketch was scuttled in the Atlantic Ocean ( 46°33′N12°05′W / 46.550°N 12.083°W / 46.550; -12.083 ) by SM U-155 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of two of her crew. [2] [127]
HMS Intrepid Naval Ensign of the United Kingdom.svg  Royal Navy World War I: Zeebrugge Raid: The destroyer was scuttled at Zeebrugge in an attempt to block the entrance to the Bruges Canal.
HMS Iphigenia Naval Ensign of the United Kingdom.svg  Royal Navy World War I: Zeebrugge Raid: The destroyer was scuttled at Zeebrugge in an attempt to block the entrance to the Bruges Canal.
Laurium Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The coaster struck a mine and sank in the North Sea off the Inner Dowsing Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) with the loss of a crew member. [128]
HMML 110Naval Ensign of the United Kingdom.svg  Royal Navy The motor launch was lost on this date. [23]
HMML 424Naval Ensign of the United Kingdom.svg  Royal Navy The motor launch was lost on this date. [23]
HMS North Star Naval Ensign of the United Kingdom.svg  Royal Navy World War I: Zeebrugge Raid: The Admiralty M-class destroyer was shelled and sunk at Zeebrugge by German shore-based artillery. [23] [46]
PeregrineCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The trawler was shelled and sunk in Yell Sound by SM U-19 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [129]
HMT Plethos Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The naval trawler struck a mine and sank in the North Sea 40 nautical miles (74 km) east north east of Montrose, Forfarshire with the loss of four of her crew. [130]
RestauradoFlag of Portugal.svg  Portugal World War I: The sailing vessel was sunk in the Atlantic Ocean off the coast of Portugal by SM UB-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [131]
HMS Sirius Naval Ensign of the United Kingdom.svg  Royal Navy World War I: First Ostend Raid: The Apollo-class cruiser was scuttled as a blockship at Ostend.
HMS Thetis Naval Ensign of the United Kingdom.svg  Royal Navy World War I: Zeebrugge Raid: The Apollo-class cruiser was scuttled at Zeebrugge in an attempt to block the entrance to the Bruges Canal.
Tyne WaveCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The trawler was shelled and sunk in the North Sea 16 nautical miles (30 km) north east of Ronas Voe, Shetland Islands by SM U-19 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [132]

24 April

List of shipwrecks: 24 April 1918
ShipStateDescription
Agnete Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 4 nautical miles (7.4 km) south by west of Start Point, Devon by a Kaiserliche Marine submarine with the loss of twelve of her crew. [2]
LeonorFlag of Portugal.svg  Portugal World War I: The trawler was scuttled in the Atlantic Ocean off the coast of Portugal by SM UB-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [133]
MabrouskaFlag of France.svg  France World War I: The sailing vessel was sunk in the Mediterranean Sea ( 32°44′N32°40′E / 32.733°N 32.667°E / 32.733; 32.667 ) by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [134]

25 April

List of shipwrecks: 25 April 1918
ShipStateDescription
HMS Cowslip Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The Anchusa-class sloop was sunk in the Atlantic Ocean off Cape Spartel, Morocco by SM UB-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of six of her 93 crew. [135]
JosephFlag of France.svg  France World War I: The sailing vessel was sunk in the English Channel off Cherbourg, Seine-Inférieure by SM UB-31 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [136]
Sevilla Flag of Norway.svg  Norway World War I: The cargo ship was sunk in the English Channel 3 nautical miles (5.6 km) north west of Berry Head, Devon, United Kingdom ( 50°24′N3°23′W / 50.400°N 3.383°W / 50.400; -3.383 ) by SM UB-80 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [137]
Sote Flag of Sweden.svg  Sweden World War I: The cargo ship was torpedoed and sunk in the North Sea off Flamborough Head, East Riding of Yorkshire, United Kingdom [138] by SM UC-64 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [139]
HMS St. Seiriol Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The auxiliary minesweeper struck a mine and sank in the North Sea off the Shipwash Lightship (Government Ensign of the United Kingdom.svg  United Kingdom ) with the loss of twelve of her crew. [140]
SM U-104 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type U 57 submarine was depth charged and sunk in St. George's Channel ( 51°59′N6°26′W / 51.983°N 6.433°W / 51.983; -6.433 ) by USS Cushing (Flag of the United States (1912-1959).svg  United States Navy) and HMS Jessamine (Naval Ensign of the United Kingdom.svg  Royal Navy) with the loss of 41 of her 42 crew.
HMS Willow Branch Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The Q-ship was sunk in the Atlantic Ocean off Cabo Blanco, Mauritania ( 21°00′N17°56′W / 21.000°N 17.933°W / 21.000; -17.933 ) by SM U-153 and SM U-154 (both War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 58 of her crew. [141]
HM Torpedo Boat 90 Naval Ensign of the United Kingdom.svg  Royal Navy The torpedo boat capsized and sank off Gibraltar. [46]

26 April

List of shipwrecks: 26 April 1918
ShipStateDescription
Angelina di Paola Flag of Italy (1861-1946).svg  Italy World War I: The brig was sunk in the Mediterranean Sea north of Cape San Vito, Sicily by SM UB-68 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [142]
Ethel Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The schooner was shelled and sunk in the Irish Sea 19 nautical miles (35 km) north by east of the Smalls Lighthouse by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [143]
USS G-3 Flag of the United States (1912-1959).svg  United States Navy The G-class submarine ran aground on Eel Grass Shoal near Fishers Island, New York. Refloated and returned to service [11]
Leopold d'Or Flag of France.svg  France World War I: The cargo ship was torpedoed and sunk in the Tyrrhenian Sea off San Pietro Island, Italy ( 39°55′N7°02′E / 39.917°N 7.033°E / 39.917; 7.033 ) by SM UB-48 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [144]
Llyngwair Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The collier was torpedoed and sunk in the North Sea 5 nautical miles (9.3 km) south south east of Seaham Harbour, County Durham by SM UC-64 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of eight of her crew. [13] [145]
Westerly Flag of the United States (1912-1959).svg  United States The steamer was sunk in a collision with Lucidina (Civil Ensign of the United Kingdom.svg  United Kingdom ) off Brest, France. [67] [146]

27 April

List of shipwrecks: 27 April 1918
ShipStateDescription
AzizehFlag of France.svg  France World War I: The sailing vessel was sunk in the Mediterranean Sea ( 32°07′N32°32′E / 32.117°N 32.533°E / 32.117; 32.533 ) by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [147]
Gresham Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 18 nautical miles (33 km) north west by north of Strumble Head, Pembrokeshire ( 52°14′N5°05′W / 52.233°N 5.083°W / 52.233; -5.083 ) by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [148]
Nemaat KhedaFlag of France.svg  France World War I: The sailing vessel was sunk in the Mediterranean Sea ( 32°07′N32°32′E / 32.117°N 32.533°E / 32.117; 32.533 ) by SM UB-53 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [149]
Romany Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The tanker was torpedoed and sunk in the Mediterranean Sea 47 nautical miles (87 km) west south west of Cape Spartivento, Italy, by SM UB-48 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [150]
Walpas Flag of the Russian SFSR.svg Russia World War I: The sailing vessel was sunk in the Irish Sea 15 nautical miles (28 km) west by north of Bardsey Island, Pembrokeshire by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [151]

28 April

List of shipwrecks: 28 April 1918
ShipStateDescription
HM CMB-39BNaval Ensign of the United Kingdom.svg  Royal Navy The Coastal Motor Boat was lost on this date. [13]
Damao Flag of Portugal.svg  Portugal World War I: The cargo ship was sunk in St. George's Channel 12 nautical miles (22 km) west of Bardsey Island, Pembrokeshire, United Kingdom by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [152]
Elba Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 6 nautical miles (11 km) north west of the Pendeen Lighthouse ( 50°13′N5°48′W / 50.217°N 5.800°W / 50.217; -5.800 ) by SM UB-103 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of ten of her crew. [153]
HMT Emley Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The naval trawler was sunk in the Firth of Forth south of the Isle of May, Fife by SM UC-40 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of eight of her crew. [154]
Kingstonian Civil Ensign of the United Kingdom.svg  United Kingdom World War I: the cargo ship was torpedoed and sunk in Carloforte Bay by SM UB-48 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [155]
Moose Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The tug was torpedoed and sunk in Carloforte Bay by SM UB-48 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [155]
Oronsa Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The passenger ship was torpedoed and sunk in St. George's Channel 12 nautical miles (22 km) west of Bardsey Island by SM U-91 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of three of her crew. [156]
Poitiers Flag of France.svg  France World War I: The cargo ship was sunk in the Atlantic Ocean 4 nautical miles (7.4 km) south west of Hartland Point, Devon, United Kingdom by SM U-60 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [157]
Rimfakse Flag of Norway.svg  Norway World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 10 nautical miles (19 km) south west of Hartland Point ( 50°54′N4°35′W / 50.900°N 4.583°W / 50.900; -4.583 ) by SM U-60 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [158]
USS Saint Paul Flag of the United States (1912-1959).svg  United States Navy The ocean liner turned on her side and sank at her pier at West Twenty-second Street, New York City, New York while undergoing conversion to a troop transport. Later refloated, but the conversion was halted, and the vessel returned to her owners after the war ended, unrepaired. Two people were killed. [11] [159] [49]
Upcerne Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the North Sea 4 nautical miles (7.4 km) south east by east of Coquet Island, Northumberland by SM UC-40 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of sixteen of her crew. [160]
Verdun Flag of France.svg  France World War I: The cargo ship was sunk in the Gulf of Gabès 37 nautical miles (69 km) east of Kerkennah, Tunisia ( 34°49′N11°52′E / 34.817°N 11.867°E / 34.817; 11.867 ) by SM UC-20 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [161]

29 April

List of shipwrecks: 29 April 1918
ShipStateDescription
Australier Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 6 nautical miles (11 km) south west by south of Dungeness, Kent ( 50°52′N0°58′E / 50.867°N 0.967°E / 50.867; 0.967 ) by SM UB-57 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of five of her crew. [162]
Broderick Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 7 nautical miles (13 km) south south east of Hastings, Sussex by SM UB-57 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [163]
Christiana Davis Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The schooner was shelled and sunk in the Atlantic Ocean 8 nautical miles (15 km) south east by south of the Tuskar Rock, Ireland by SM U-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [164]
City of Pensacola Flag of the United States (1912-1959).svg  United States World War I: The auxiliary four-masted schooner was sunk in the Mediterranean Sea off Garrucha, Almería, Spain ( 38°58′N4°21′E / 38.967°N 4.350°E / 38.967; 4.350 ) by SM UB-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [165]
HMS Dalkeith Naval Ensign of the United Kingdom.svg  Royal Navy World War I: The naval tug was sunk in the Mediterranean Sea off San Pietro Island, Italy, by SM UB-48 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of nine of her crew. [155]
Ellis Sayer Civil Ensign of the United Kingdom.svg  United Kingdom The collier was lost on this date. [13]
Frogner Flag of Norway.svg  Norway World War I: The cargo ship was sunk in the English Channel 3 nautical miles (5.6 km) off Portland Bill, Dorset, United Kingdom by SM UC-17 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [166]
Johnny TooleCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The ketch was shelled and sunk in the Atlantic Ocean 3 nautical miles (5.6 km) south of the Tuskar Rock by SM U-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [167]
Kut Sang Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 40 nautical miles (74 km) east south east of Cape Palos, Spain, by SM UB-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 59 of her crew. [2] [168]
La Somme Flag of France.svg  France World War I: The cargo ship was sunk in the English Channel 5 nautical miles (9.3 km) west south west of Dungeness ( 50°52′N0°51′E / 50.867°N 0.850°E / 50.867; 0.850 ) by SM UB-57 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [169]
Maria Flag of Greece.svg Greece World War I: The vessel was sunk in the Mediterranean Sea ( 35°38′N13°20′E / 35.633°N 13.333°E / 35.633; 13.333 ) by SM U-27 (Austria-Hungary-flag-1869-1914-naval-1786-1869-merchant.svg  Austro-Hungarian Navy). Her crew survived. [170]
Prarial Civil and Naval Ensign of France.svg  French Navy The Pluviose-class submarine collided with the steamer Tropic (Civil Ensign of the United Kingdom.svg  United Kingdom ) in the English Channel off Le Havre, Seine Maritime, France, and sank with the loss of nineteen of her 26 crew. [47]
Saint Chamond Flag of France.svg  France World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 14 nautical miles (26 km) north of St. Ives Head, Cornwall, United Kingdom ( 50°15′N5°30′W / 50.250°N 5.500°W / 50.250; -5.500 ) by SM U-60 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [171]

30 April

List of shipwrecks: 30 April 1918
ShipStateDescription
Conway Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 38 nautical miles (70 km) south of Cape Palos, Murcia, Spain ( 37°10′N0°28′W / 37.167°N 0.467°W / 37.167; -0.467 ) by SM UB-105 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [172]
Ella Sayer Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 15 nautical miles (28 km) east by north of the Royal Sovereign Lightship ( 50°49′N0°48′E / 50.817°N 0.800°E / 50.817; 0.800 ) by SM UB-57 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of two of her crew. [2] [173]
Gnevnyy Naval Ensign of the Soviet Union (1950-1991).svg  Soviet Navy The Bespokoynyy-class destroyer was shelled and damaged by German artillery off Usakov Bulk near Sevastopol and beached, she was scuttled by her crew. Salvaged by the Germans in the Summer of 1918 and commissioned as R03 (War Ensign of Germany 1903-1918.svg  Imperial German Navy).
Isleworth Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 3 nautical miles (5.6 km) south west of Ventnor, Isle of Wight by SM UC-17 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of 29 of her crew. [2] [174]
Kafue Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the Irish Sea 11 nautical miles (20 km) south west of the Mull of Galloway, Wigtownshire by SM U-86 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of a crew member. [2] [175]
KalliopeCivil Ensign of the United Kingdom.svg  United Kingdom World War I: The sailing vessel was sunk in the Mediterranean Sea 45 nautical miles (83 km) off Alexandria, Egypt, by SM UC-74 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). [176]
Kempock Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The coaster was shelled and sunk in the Irish Sea 6.5 nautical miles (12.0 km) south east by south of the Copeland Islands by SM U-86 (War Ensign of Germany 1903-1918.svg  Imperial German Navy). Her crew survived. [2] [177]
SM UB-85 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type UB III submarine foundered in the Irish Sea off Belfast, County Antrim, United Kingdom. All 34 crew were rescued by HMS Coreopsis (Naval Ensign of the United Kingdom.svg  Royal Navy).
Umba Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was torpedoed and sunk in the English Channel 1 nautical mile (1.9 km) south of the Royal Sovereign Lightship (Civil Ensign of the United Kingdom.svg  United Kingdom ) by SM UB-57 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of twenty of her crew. [2] [178]

Unknown date

List of shipwrecks: Unknown date 1918
ShipStateDescription
Cicero Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was scuttled in the Baltic Sea to avoid capture by the Germans. [2]
Emilie Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was scuttled in the Baltic Sea to avoid capture by the Germans. [2]
Michelet Flag of France.svg  France World War I: The barque was sunk in the Atlantic Ocean off the west coast of Africa on or about 25 April by SM U-154 (War Ensign of Germany 1903-1918.svg  Imperial German Navy) with the loss of all 28 crew. [179]
Obsidian Civil Ensign of the United Kingdom.svg  United Kingdom World War I: The cargo ship was scuttled in the Baltic Sea to avoid capture by the Germans. [2]
Prarial Civil and Naval Ensign of France.svg  French Navy The submarine collided with a merchant vessel and sank with some loss of life. [180]
SM UC-79 War Ensign of Germany 1903-1918.svg  Imperial German Navy World War I: The Type UC II submarine struck a mine and sank in the English Channel off Cap Gris Nez, Pas-de-Calais, France during the first week of April with the loss of all 30 crew. [181]

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