List of shipwrecks in October 1943

The list of shipwrecks in October 1943 includes ships sunk, foundered, grounded, or otherwise lost during October 1943.

October 1943
Mon	Tue	Wed	Thu	Fri	Sat	Sun
Unknown date				1	2	3
4	5	6	7	8	9	10
11	12	13	14	15	16	17
18	19	20	21	22	23	24
25	26	27	28	29	30	31

1 October

List of shipwrecks: 1 October 1943

Ship	Country	Description
Empire Commerce	United Kingdom	World War II: Convoy MKS 26: The tanker was torpedoed and sunk in the Mediterranean Sea off Philippeville, Algeria (37°19′N 6°40′E / 37.317°N 6.667°E) by U-410 ( Kriegsmarine). All 51 people aboard were rescued by HMS Alisma ( Royal Navy).
Euro	Regia Marina	World War II: The Turbine-class destroyer was bombed and sunk by German aircraft off Leros, Greece.[1]
Fort Howe	United Kingdom	World War II: Convoy MKS 26: The Fort ship was torpedoed and sunk in the Mediterranean Sea (37°19′N 6°40′E / 37.317°N 6.667°E) by U-410 ( Kriegsmarine) with the loss of two of her 70 crew. Survivors were rescued by HMS Alisma and HMS Spirea (both  Royal Navy).[2]
I-20	Imperial Japanese Navy	World War II: The Type C submarine was shelled and sunk in the Pacific Ocean off Vella Lavella, Solomon Islands 7°40′N 157°10′E / 7.667°N 157.167°E by USS Eaton ( United States Navy).[3]
Kinkasan Maru	Japan	World War II: Convoy SO-805: The cargo ship was torpedoed and sunk in the Pacific Ocean off the Admiralty Islands (04°00′N 143°50′E / 4.000°N 143.833°E) by USS Peto ( United States Navy). Three crew killed.[4]
HMS LCT 391	Royal Navy	World War II: The Mk 3 Landing Craft Tank was lost on this date.[5]
HMS LCT 553	Royal Navy	World War II: The Mk 4 Landing Craft Tank was lost in the Mediterranean Sea.[6]
Metapan	United States	World War II: Convoy UGS-15: The cargo ship was sunk by a mine in the Mediterranean Sea north east of Tunis, Tunisia (37°20′N 10°35′E / 37.333°N 10.583°E). The 74 people aboard were rescued by USS Syncline ( United States Navy).[7]
USS PT-63	United States Navy	World War II:The patrol boat ran aground off New Guinea and was scuttled.[8]
R 205	Kriegsmarine	World War II: The minesweeper struck a mine and sank in the Irben Strait.[9]
Sergej Kirov	Soviet Union	World War II: Convoy VA 18: The cargo ship was torpedoed and sunk in the Kara Sea 12 nautical miles (22 km) south east of Izvestij Island (76°48′N 83°52′E / 76.800°N 83.867°E) by U-703 ( Kriegsmarine) with the loss of one of her 54 crew. Survivors were rescued by T-909 ( Soviet Navy).[10]
Storviken	Norway	World War II: The cargo ship was torpedoed and sunk in the Indian Ocean (11°45′N 48°07′E / 11.750°N 48.117°E) by I-10 ( Imperial Japanese Navy) with the loss of 37 of her 56 crew. Some of the survivors were rescued by HMS Sennen ( Royal Navy), others reached land. Two were taken as prisoners of war.[11]
T-896	Soviet Navy	World War II: Convoy VA 18: The auxiliary minesweeper was torpedoed and sunk in the Kara Sea (75°28′N 83°25′E / 75.467°N 83.417°E) by U-960 ( Kriegsmarine) with the loss of all 43 crew.[12]
Tahsinia	United Kingdom	World War II: The cargo ship was torpedoed, shelled and sunk in the Laccadive Sea north east of the Maldive Islands (6°51′N 74°38′E / 6.850°N 74.633°E) by U-532 ( Kriegsmarine). All 48 crew were rescued by Nevasa ( United Kingdom) or reached land in their lifeboats.[13]
Tonei Maru	Japan	World War II: Convoy SO-805: The cargo ship was torpedoed and sunk in the Pacific Ocean off the Admiralty Islands (04°00′N 143°50′E / 4.000°N 143.833°E) by USS Peto ( United States Navy). Ten crew were killed.[4]
USS YDG-4	United States Navy	World War II:The degaussing vessel ran aground and sank in Bulari Passage, New Caledonia.[14]

2 October

List of shipwrecks: 2 October 1943

Ship	Country	Description
F 302	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[15]
Haiching	United Kingdom	World War II: The cargo ship was torpedoed and sunk in the Arabian Sea 80 nautical miles (150 km) west south west of Bombay, India (18°46′N 71°55′E / 18.767°N 71.917°E) by U-168 ( Kriegsmarine) with the loss of 12 of her 70 crew. Survivors were rescued by the dhow Mahadro Prasad ( India).[16]
USS LCT 496	United States Navy	World War II: The LCT-1-class Landing Craft, Tank was shelled and sunk in the English Channel.[17]
HMS LCT 618	Royal Navy	World War II: The LCT-1-class Landing Craft, Tank was lost in the Mediterranean Sea.[18]
Stanmore	United Kingdom	World War II: Convoy KMS 27: The cargo ship was torpedoed and damaged in the Mediterranean Sea off Cape Ivi, Algeria (36°41′N 1°10′E / 36.683°N 1.167°E) by U-223 ( Kriegsmarine). She was taken in tow by HMS Filla ( Royal Navy), which rescued the 59 crew. Stanmore was beached at Cape Ténès, Algeria the next day but later broke in two and was declared a total loss.[19]
Vardar	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[20]

3 October

List of shipwrecks: 3 October 1943

Ship	Country	Description
USS Henley	United States Navy	World War II: The Bagley-class destroyer was torpedoed and sunk at Finschhaven, New Guinea by Ro-108 ( Imperial Japanese Navy) with the loss of fifteen of her 258 crew.
HMT Meror	Royal Navy	World War II: The naval trawler struck a mine and sank in the North Sea off the mouth of the Humber.[21]
Mikoyan	Soviet Union	World War II: The cargo ship was torpedoed and sunk in the Bay of Bengal by I-162 ( Imperial Japanese Navy).[22]
HMS Usurper	Royal Navy	World War II: The U-class submarine was sunk in the Gulf of Genoa by UJ 2208 ( Kriegsmarine) with the loss of all 46 crew.[9][23]
X 10	Royal Navy	World War II: The X class midget submarine was scuttled in the North Sea.[21]

4 October

List of shipwrecks: 4 October 1943

Ship	Country	Description
F 125	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[24]
F 231	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[25]
La Plata	Germany	World War II: Operation Leader: The cargo ship was bombed by aircraft and beached near Bodø, Norway.[26]
Livadia	Germany	World War II: The cargo ship was shelled and sunk in the English Channel off Calais, France by British shore based artillery.[9][27]
Marit	Norway	World War II: Convoy XT 4: The tanker was torpedoed and sunk in the Mediterranean Sea (32°57′N 21°11′E / 32.950°N 21.183°E), by U-596 ( Kriegsmarine) with the loss of two of her 72 crew. Survivors were rescued by HMML 350 ( Royal Navy).[28][29]
Rabat	Germany	World War II: Operation Leader: The cargo ship was bombed and sunk by aircraft off Bodø, Norway.[30]
Skramstad	Kriegsmarine	World War II: Operation Leader: The cargo ship was bombed and sunk at Bodø, Norway, by aircraft based on USS Ranger ( United States Navy).[31]
Topeka	Norway	World War II: Operation Leader: The cargo ship was bombed by aircraft off Sandnessjøen, Norway, and beached. She was wrecked off Jæren while being towed away on 1 December 1945.[32]
U-279	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (60°40′N 26°30′W / 60.667°N 26.500°W) by a Lockheed Ventura aircraft of the United States Navy with the loss of all 48 crew.[33]
U-389	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean south west of Iceland (60°51′N 28°26′W / 60.850°N 28.433°W) by a B-24 Liberator aircraft of 120 Squadron, Royal Air Force with the loss of all 50 crew.[34]
U-422	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (43°18′N 28°58′W / 43.300°N 28.967°W) by Grumman TBF Avenger and Grumman F4F Wildcat aircraft based on USS Card ( United States Navy) with the loss of all 49 crew.[35][36]
U-460	Kriegsmarine	World War II: The Type XIV submarine was depth charged and sunk in the Atlantic Ocean (43°18′N 28°58′W / 43.300°N 28.967°W) by Grumman TBF Avenger and Grumman F4F Wildcat aircraft based on USS Card ( United States Navy) with the loss of 62 of her 64 crew.
UJ 1210 Rau V	Kriegsmarine	World War II: The submarine chaser/naval whaler struck a mine and sank in Bussesund.[9]
UJ 1214 Mars	Kriegsmarine	World War II: The Mob-FD1 class submarine chaser was mined at Bussesund.[37]
Vaagan	Norway	World War II: Operation Leader: The cargo ship was bombed and sunk by aircraft based on USS Ranger ( United States Navy).[38]

5 October

List of shipwrecks: 5 October 1943

Ship	Country	Description
Chicago Maru	Japan	World War II: The cargo ship was torpedoed and sunk in the East China Sea by USS Tullibee ( United States Navy).[39]
Fort Fitzgerald	United Kingdom	World War II: Convoy UGS 18: The Fort ship was bombed and sunk in the Mediterranean Sea off Cape Ténès, Algeria by Dornier Do 217 aircraft of Kampfgeschwader 100, Luftwaffe.[9]
Konron Maru	Japan	World War II: The passenger ship was torpedoed and sunk in the Tsushima Strait off Honshu by USS Wahoo ( United States Navy) with the loss of 544 lives.[40]
Legnano	Regia Marina	World War II: The Azio-class minelayer was bombed and sunk by German aircraft off Leros, Greece.[41]
Pommern	Kriegsmarine	World War II: The minelayer struck a mine and sank in the Ligurian Sea 1.5 nautical miles (2.8 km) south of San Remo, Italy.[9][42]
Prode	Italy	World War II: The cargo ship was sunk at Portolago, Leros by Luftwaffe aircraft.[43]
USS LST-448	United States Navy	World War II: The Landing Ship Tank sank under tow south of Vella Gulf (08°03′S 156°43′E / 8.050°S 156.717°E) after being bombed & damaged by Japanese aircraft west of Vella Lavella (07°45′S 156°30′E / 7.750°S 156.500°E) on 1 October.[44]

6 October

List of shipwrecks: 6 October 1943

Ship	Country	Description
Besposhchadny	Soviet Navy	World War II: The Gnevny-class destroyer was bombed and sunk in the Black Sea off the Crimea by Ju-87 Stukas.[45]
USS Chevalier	United States Navy	World War II: Naval Battle of Vella Lavella: The Fletcher-class destroyer was torpedoed and damaged, with her bows blown off. She was then rammed in the stern by USS O'Bannon ( United States Navy) and further damaged. She managed to sink a Japanese destroyer despite this damage. She was scuttled the next day off Vella Lavella, Solomon Islands by USS La Vallette ( United States Navy).
Kanko Maru	Japan	World War II: The cargo ship was torpedoed and sunk in the Pacific Ocean by USS Wahoo ( United States Navy).[9]
Kazahaya	Imperial Japanese Navy	World War II: The tanker was torpedoed and damaged in the Pacific Ocean off the Caroline Islands by USS Steelhead ( United States Navy). She was torpedoed and sunk later that day by USS Tinosa ( United States Navy).[9][46]
Kharkov	Soviet Navy	World War II: The Leningrad-class destroyer was bombed and sunk in the Black Sea off the Crimea by Ju-87 Stuka aircraft of the Luftwaffe.[47]
No. 11	Soviet Navy	World War II: The D-3 class motor torpedo boat was lost on this date.[48]
No. 124	Soviet Navy	World War II: The MO-4-class motor anti-submarine boat was lost on this date.[49]
Sposobny	Soviet Navy	World War II: The Soobrazitelny-class destroyer was bombed and sunk in the Black Sea off the Crimea by Ju-87 Stukas.[50]
Yūgumo	Imperial Japanese Navy	World War II: Naval Battle of Vella Lavella: The Yūgumo-class destroyer was torpedoed and sunk off Vella Lavella by USS Chevalier and USS Selfridge (both  United States Navy) with the loss of 138 of her 225 crew.

7 October

List of shipwrecks: 7 October 1943

Ship	Country	Description
Eridania	Italy	World War II: The cargo ship was torpedoed and sunk in the Aegean Sea by ORP Sokół ( Polish Navy).[9]
Karpathos	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[51]
Kikukawa Maru	Imperial Japanese Navy	World War II: The transport caught fire and burned at Eten Island, Truk. She exploded when the fire reached her cargo of fuel. The explosion also blew apart salvage tugboat Ojima ( Imperial Japanese Navy) that had gone to her assistance.[52]
USS LCT 215	United States Navy	The LCT-1-class Landing Craft, Tank foundered in heavy seas off the North African coast.[53]
USS LCT 216	United States Navy	The LCT-1-class Landing Craft, Tank foundered in heavy seas off the North African coast.[54]
HMS LCT 621	Royal Navy	World War II: The LCT-4-class Landing Craft, Tank was lost in the Mediterranean Sea.[55]
Martaban	United Kingdom	World War II: The cargo ship was torpedoed and sunk in the Bay of Bengal by I-162 ( Imperial Japanese Navy).[22]
Ojima	Imperial Japanese Navy	World War II: The Tategami-class salvage tug was blown apart and sunk at Eten Island, Truk, when Kikukawa Maru ( Imperial Japanese Navy) exploded while she was alongside providing assistance fighting a fire aboard.[56]
Paros	Kriegsmarine	World War II: The Type C2 Marinefahrprahm was sunk on this date.[57]
USS S-44	United States Navy	World War II: The S-class submarine was shelled and sunk by Ishigaki ( Imperial Japanese Navy) 18 nautical miles (33 km) from Uomi Saki, Aruito Island, Kuril Islands. Two survivors were rescued and made prisoners of war; 55 crew were killed.[58]
Stylis	Kriegsmarine	World War II: The Type C Marinefahrprahm was sunk on this date.[59]
Tinos	Kriegsmarine	World War II: The Type C2 Marinefahrprahm was sunk on this date.[60]
UJ 2111 Tromaglio	Kriegsmarine	World War II: The sub chaser was shelled and sunk by British warships north of Stampalia, Dodecanese.[61]

8 October

List of shipwrecks: 8 October 1943

Ship	Country	Description
Bulgaria	Kriegsmarine	World War II: The minelayer was torpedoed and sunk in the Aegean Sea by HMS Unruly ( Royal Navy).[9]
Dainichi Maru	Japan	World War II: Convoy 772: The troopship was torpedoed and sunk in the South China Sea west of Luzon, Philippines by USS Gurnard ( United States Navy) with the loss of 2,089 lives.[62][63]
Kashu Maru	Imperial Japanese Army	World War II: The transport ship was torpedoed and sunk in the Pacific Ocean (00°26′S 146°17′E / 0.433°S 146.283°E) by USS Guardfish ( United States Navy). One crewman was killed.[64]
ORP Orkan	Polish Navy	World War II: Convoy SC 143: The M-class destroyer was torpedoed and sunk in the Atlantic Ocean off Greenland (56°30′N 26°26′W / 56.500°N 26.433°W) by U-378 ( Kriegsmarine) with the loss of 184 of her 228 crew. Survivors were rescued by HMS Musketeer ( Royal Navy).[65]
Taian Maru	Japan	World War II: The cargo ship was torpedoed and sunk in the South China Sea west of Luzon by USS Gurnard ( United States Navy).[9][63]
U-419	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (56°31′N 27°05′W / 56.517°N 27.083°W) by B-24 Liberators of 86 Squadron, Royal Air Force with the loss of 48 of her 49 crew.[66]
U-610	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (55°45′N 24°33′W / 55.750°N 24.550°W) by a Short Sunderland aircraft of 423 Squadron, Royal Canadian Air Force with the loss of all 51 crew.[67]
U-643	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (56°14′N 26°55′W / 56.233°N 26.917°W) by B-24 Liberators of 86 and 120 Squadrons, Royal Air Force with the loss of 30 of her 48 crew.[68]

9 October

List of shipwrecks: 9 October 1943

Ship	Country	Description
USS Buck	United States Navy	World War II: Operation Avalanche: The Sims-class destroyer was torpedoed and sunk in the Tyrrhenian Sea off Salerno, Italy (39°57′N 14°28′E / 39.950°N 14.467°E) by U-616 ( Kriegsmarine) with the loss of 150 of her 247 crew. Survivors were rescued by USS Gleaves ( United States Navy) and HMS LCT-170 ( Royal Navy.[69]
HMS Carlisle	Royal Navy	World War II: The C-class cruiser was bombed and severely damaged in the Scarpanto Strait by Junkers Ju 87 aircraft of I Staffeln, Sturzkampfgeschwader 3, Luftwaffe. She was towed to Alexandria, Egypt by HMS Rockwood ( Royal Navy) but was deemed a constructive total loss. She spent the rest of the war as a stores ship at Alexandria and was scrapped in 1949.
F229	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[70]
Hankow Maru	Japan	World War II: The cargo ship was torpedoed and sunk in the Pacific Ocean by USS Wahoo ( United States Navy).[9]
Kogane Maru	Japan	World War II: The cargo liner was torpedoed and sunk in the Banda Sea off Ambon Island by USS Rasher ( United States Navy).[71]
MS-26	Regia Marina	World War II: The MS-11-class E boat was wrecked at Leros, Greece.[72]
HMS Panther	Royal Navy	World War II: The P-class destroyer was bombed and sunk in the Scarpanto Strait by Junkers Ju 87 aircraft of I Staffeln, Sturzkampfgeschwader 3, Luftwaffe with the loss of 36 crew. Survivors were rescued by Miaoulis ( Hellenic Navy).[9][21]
Stuttgart	Germany	World War II: The hospital ship was sunk at Gdynia, Poland during an American air raid.[9]
UJ 1210	Kriegsmarine	World War II: The KUJ class submarine chaser was sunk at Gdynia during an American air raid, or at Gotenhofen by British aircraft.[9][73][74]
Yorkmar	United States	World War II: Convoy SC 143: The cargo ship was torpedoed and sunk in the Atlantic Ocean 475 nautical miles (880 km) south of Iceland (56°38′N 20°30′W / 56.633°N 20.500°W) by U-645 ( Kriegsmarine) with the loss of 13 of the 67 people aboard. Survivors were rescued by HMS Duckworth ( Royal Navy) and HMCS Kamloops ( Royal Canadian Navy).[75]

10 October

List of shipwrecks: 10 October 1943

Ship	Country	Description
F 474	Kriegsmarine	World War II: The type C Marinefährprahm was sunk in the Black Sea off Kerch, Soviet Union by Soviet aircraft.[9]
Hino Maru No. 5	Imperial Japanese Navy	World War II: The Hino Maru No. 5-class transport was bombed and sunk 24 nautical miles (44 km; 28 mi) west of Buka, Bouganville (05°25′S 154°17′E / 5.417°S 154.283°E) by Consolidated B-24 Liberator aircraft of the United States Army Air Force.[76]
Isuzugawa Maru	Japan	World War II: Convoy No. 432: The transport ship was torpedoed and sunk in the South China Sea west of Luzon, Philippines by USS Bonefish ( United States Navy). Two passengers and two crew were killed.[77]
Mario Roselli	Germany	World War II: The cargo ship, packed with about 5,500 Italian prisoners of war, was bombed and damaged in Corfu Bay by Allied aircraft with the loss of 1,302 lives. She was bombed again the following day and sunk.[9]
No. 311	Soviet Navy	World War II: The Project 1125 armored motor gunboat was lost on this date.[78]
Schiff 47 Wilhelm Huth	Kriegsmarine	World War II: The decoy ship was sunk on this date.[79]
StuBo 1041	Kriegsmarine	World War II: The StuBo42 type landing craft/motor launch was sunk on this date.[80]
Teibi Maru	Japan	World War II: Convoy No. 432: The transport ship was torpedoed and damaged in the South China Sea west of Luzon (14°44′N 110°19′E / 14.733°N 110.317°E) by USS Bonefish ( United States Navy). She was beached on Mysury but sank. Six passengers and eight crew were killed.[77]

11 October

List of shipwrecks: 11 October 1943

Ship	Country	Description
George H. Himes	United States	World War II: The Liberty ship was torpedoed by Japanese aircraft off Koli Point, Guadalcanal and was beached. Later repaired and returned to service.[81]
HMML 1054	Royal Navy	The Harbour Defence Motor Launch was wrecked off the mouth of the Tees.[82]
HMS Hythe	Royal Navy	World War II: The Bangor-class minesweeper was torpedoed and sunk in the Mediterranean Sea off Bougie, Algeria (37°04′N 5°00′E / 37.067°N 5.000°E) with the loss of all 62 crew.
Jalabala	India	World War II: The cargo ship was torpedoed and sunk in the Laccadive Sea west of Cape Comorin (11°40′N 75°19′E / 11.667°N 75.317°E) by U-532 ( Kriegsmarine) with the loss of five of her 80 crew.[83]
John H. Couch	United States	World War II: The Liberty ship was torpedoed by Japanese aircraft off Koli Point, Guadalcanal and set on fire resulting in the ship being burned out. Three crew were killed. She was taken under tow by USS Pawnee ( United States Navy) but capsized and sank on 13 October two miles east of Koli Point.[81]
Mario Roselli	Kingdom of Italy	World War II: The cargo ship, damaged by a bombing attack the previous day, was bombed and sunk in Corfu Bay by Allied aircraft.
USS Wahoo	United States Navy	World War II: The Gato-class submarine was bombed and sunk in the La Perousé Strait, Sea of Japan by Japanese aircraft with the loss of all 60 crew.

12 October

List of shipwrecks: 12 October 1943

Ship	Country	Description
Ammerland	Germany	World War II: The Sperrbrecher was torpedoed and sunk by S-55 ( Soviet Navy) off the North Cape, Norway (70°59′N 26°26′E / 70.983°N 26.433°E).[9][84][85]
Keisho Maru	Japan	World War II: The transport ship was bombed and sunk at Rabaul, New Guinra during an air raid by the United States Fifth Air Force and Royal Australian Air Force.[86]
Kosei Maru	Japan	World War II: The transport ship was bombed and sunk at Rabaul during an air raid by the United States Fifth Air Force and Royal Australian Air Force.[86]
Kurogone Maru	Japan	World War II: The cargo ship was bombed and sunk at Rabaul during an air raid by the United States Fifth Air Force and Royal Australian Air Force.[86]
Mishima Maru	Imperial Japanese Navy	World War II: The guard ship was bombed and sunk at Rabaul during an air raid by the United States Fifth Air Force and Royal Australian Air Force.[86]
HMML 835	Royal Navy	World War II: The Fairmile B motor launch was bombed and sunk at Leros, Greece.[87]
SKR-14	Soviet Navy	World War II: The auxiliary guard boat ran aground in Yenisey Bay, sinking on the 17th.[88]
Wakamatsu Maru No. 1	Japan	World War II: The cargo ship was bombed and sunk at Rabaul during an air raid by the United States Fifth Air Force and Royal Australian Air Force.[86]

13 October

List of shipwrecks: 13 October 1943

Ship	Country	Description
USS Bristol	United States Navy	World War II: The Gleaves-class destroyer was torpedoed and sunk in the Mediterranean Sea off Algiers, Algeria (37°19′N 6°19′E / 37.317°N 6.317°E) by U-371 ( Kriegsmarine) with the loss of 52 of her 276 crew. Survivors were rescued by the destroyers USS Trippe and USS Wainwright (both  United States Navy).
Daishin Maru No. 8	Japan	World War II: The cargo ship was sunk at Amoy, China during an American air raid.[9]
Kenkoku Maru	Japan	World War II: The cargo ship was torpedoed and sunk in the Pacific Ocean by USS Rasher ( United States Navy).[9]
Marguerite	Germany	The ship struck a mine and sank in the Ionian Sea with the loss of at least 544 lives.[9]
Kongo Maru	Imperial Japanese Navy	World War II: The auxiliary submarine chaser was sunk at Amoy during an American air raid.[9]
SF 110	Kriegsmarine	World War II: The Siebel ferry was lost on this date.[89]
Telde	Germany	World War II: The transport ship struck a mine and sank off Aalborg, Denmark.[8]
U-402	Kriegsmarine	World War II: The Type VIIC submarine was torpedoed and sunk in the Atlantic Ocean (48°56′N 29°41′W / 48.933°N 29.683°W) by Grumman TBF Avenger aircraft based on USS Card ( United States Navy) with the loss of all 50 crew.
Wa-101	Imperial Japanese Navy	World War II: The Djember-class minesweeper was sunk near Madura, Netherlands East Indies by a mine. Raised, repaired, and returned to service.[90]

14 October

List of shipwrecks: 14 October 1943

Ship	Country	Description
USCGC Dow	United States Coast Guard	The patrol was ship lost by grounding off Mayaguez, Puerto Rico.
Elizabeth Hendrik Fisser	Germany	World War II: The cargo ship struck a mine and sank in the Adriatic Sea off Dubrovnik, Yugoslavia.[9]
Kozui Maru	Japan	World War II: The oiler was torpedoed and sunk in the East China Sea north west of Okinawa (27°35′N 127°30′E / 27.583°N 127.500°E) by USS Grayback ( United States Navy). Tyenty-one passengers, four gunners and three crew were killed.[91]

15 October

List of shipwrecks: 15 October 1943

Ship	Country	Description
Chicago Maru	Imperial Japanese Army	World War II: Convoy No. 105: The Tacoma Maru-class transport was torpedoed and sunk in the South China Sea off the west coast of Formosa (24°30′N 120°26′E / 24.500°N 120.433°E) by USS Tullibee ( United States Navy). forty-two troops and eight crew were killed. Survivors were rescued by San Ramon Maru ( Imperial Japanese Navy), Nichiei Maru ( Imperial Japanese Navy) and Gyokurei Maru ( Japan).[92]
Essex Lance	United Kingdom	World War II: Convoy ONS 20: The cargo ship straggled behind the convoy. She was torpedoed and sunk in the Atlantic Ocean south east of Cape Farewell, Greenland (57°53′N 28°00′W / 57.883°N 28.000°W) by U-426 ( Kriegsmarine). All 52 crew were rescued by Accrington ( United Kingdom).[93]
James Russell Lowell	United States	World War II: Convoy GUS 18: The Liberty ship was torpedoed and damaged in the Mediterranean Sea off the coast of Algeria by U-371 ( Kriegsmarine). All 76 crew were rescued by HMT Southern Sea ( Royal Navy) She was beached at Philippeville where she was declared a constructive total loss. The ship broke in two and sank two weeks later.[94][95]
HMS MTB 636	Royal Navy	World War II: The Fairmile D motor torpedo boat was sunk by gunfire by HMS MGB 658 ( Royal Navy) off Elba.[96]
Merano	Italy	World War II: The cargo ship was scuttled in the Adriatic Sea off Cazza Island, Croatia.[97]
No. 32	Soviet Navy	World War II: The G-5 class motor torpedo boat was lost on this date.[98]
SF 169	Kriegsmarine	World War II: The Siebel ferry was lost on this date.[99]
SF 176	Kriegsmarine	World War II: The Siebel ferry was lost on this date.[100]

16 October

List of shipwrecks: 16 October 1943

Ship	Country	Description
CHa-31	Imperial Japanese Navy	World War II: The CHa-1-class auxiliary submarine chaser was bombed and sunk off New Britain by US aircraft.[101]
LS 5	Kriegsmarine	The LS 2 class light schnellboot was lost on this date (More likely lost the next day on Michel ( Kriegsmarine)).[102]
Kari	Germany	World War II: The cargo ship was torpedoed and sunk in the Aegean Sea off Piraeus, Greece by HMS Torbay ( Royal Navy). She was carrying German soldiers. About 180 of the 500 aboard were killed.[103]
HMS MTB 356	Royal Navy	World War II: The Vosper 73 ft motor torpedo boat was sunk in the North Sea by gunfire from Kriegsmarine surface vessels off the coast of the Netherlands.[104]
USS Moonstone	United States Navy	The naval yacht collided with USS Greer ( United States Navy in the Atlantic Ocean off the mouth of Delaware′s Indian River (38°30′N 74°06′W / 38.500°N 74.100°W) and sank with the loss of one of her 50 crew.
PiLB 60	Kriegsmarine	World War II: The PiLB 39 Type personnel landing craft was lost on this date.[105]
U-470	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Western Approaches (58°20′N 29°20′W / 58.333°N 29.333°W by Consolidated B-24 Liberator aircraft of 59 and 120 Squadrons, Royal Air Force with the loss of 46 of her 48 crew.
U-533	Kriegsmarine	World War II: The Type IXC/40 submarine was depth charged and sunk in the Gulf of Oman by Bristol Bisley aircraft of 244 Squadron, Royal Air Force with the loss of 52 of her 53 crew.[106]
U-844	Kriegsmarine	World War II: The Type IXC/40 submarine was depth charged and sunk in the Atlantic Ocean south west of Iceland (58°30′N 27°16′W / 58.500°N 27.267°W) by two Consolidated B-24 Liberator aircraft of 59 and 86 Squadrons, Royal Air Force with the loss of all 53 crew.
U-964	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean south west of Iceland (57°27′N 27°17′W / 57.450°N 27.283°W) by Consolidated B-24 Liberator aircraft of 86 Squadron, Royal Air Force with the loss of 47 of her 50 crew. Survivors were rescued by U-231 ( Kriegsmarine).
UJ-2109	Kriegsmarine	World War II: The submarine chaser, a former Hunt class minesweeper, was sunk at Kalymnos, Greece by HMS Jervis and HMS Penn (both  Royal Navy).[107]

17 October

List of shipwrecks: 17 October 1943

Ship	Country	Description
Chalkis	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[108]
LS 4 Esua	Kriegsmarine	The LS 2 class light schnellboot was lost when Michel ( Kriegsmarine) was sunk.[102]
Michel	Kriegsmarine	World War II: The auxiliary cruiser was torpedoed and sunk in the Pacific Ocean east of Yokohama, Japan by USS Tarpon ( United States Navy).
Trapani	Italy	World War II: The transport was shelled and damaged in the Aegean Sea by HMS Hursley ( Royal Navy and Miaoulis ( Greece Navy). She put into Kalymnos, where she was sunk the next day by HMS Jervis and HMS Penn (both  Royal Navy).[9]
U-540	Kriegsmarine	World War II: The IXC/40 submarine was depth charged and sunk in the Atlantic Ocean east of Cape Farewell, Greenland (58°38′N 31°56′W / 58.633°N 31.933°W) by Consolidated B-24 Liberator aircraft of 59 and 120 Squadrons, Royal Air Force with the loss of all 55 crew.[109]
U-631	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean south east of Cape Farewell (58°13′N 32°29′W / 58.217°N 32.483°W) by HMS Sunflower ( Royal Navy) with the loss of all 54 crew.[110]
U-841	Kriegsmarine	World War II: The Type IXC/40 submarine was depth charged and sunk in the Atlantic Ocean east of Cape Farewell (59°57′N 31°06′W / 59.950°N 31.100°W) by HMS Byard ( Royal Navy) with the loss of 27 of her 54 crew.[111]

18 October

List of shipwrecks: 18 October 1943

Ship	Country	Description
CH-23	Imperial Japanese Navy	World War II: The CH-13 class submarine chaser was bombed and had her bow blown off in St. George's Channel near Rabaul by a North American B-25 Mitchell aircraft of the 500th Bomb Squadron, 345th Bomb Group, United States Army Air Force. She was beached to prevent sinking. Refloated, repaired and returned to service by mid-December.[112]
GK 51 Aghios Minas	Kriegsmarine	World War II: The Guard ship was lost on this date.[113]
MAL 8	Kriegsmarine	World War II: The MAL 1 type landing fire support lighter was lost on this date.[114]
Taichi Maru	Japan	World War II: The cargo ship was torpedoed and sunk in the Pacific Ocean south of Honshu by USS Lapon ( United States Navy).[115]
Tairin Maru	Imperial Japanese Army	World War II: The cargo ship was torpedoed and sunk in the Pacific Ocean (00°22′N 143°23′E / 0.367°N 143.383°E) by USS Silversides ( United States Navy). Two gunners, one watchman, and one crewman were killed.[116]

19 October

List of shipwrecks: 19 October 1943

Ship	Country	Description
Aversa	Germany	World War II: The cargo ship was torpedoed and sunk in the Mediterranean Sea by HMS Ultor ( Royal Navy).[9]
Delisle	United States	World War II: Convoy WB 65: The cargo ship struck a mine and sank in the Atlantic Ocean 15 nautical miles (28 km) off St. John's, Newfoundland (47°19′N 52°27′W / 47.317°N 52.450°W). All 42 crew were rescued by HMCS Miscou ( Royal Canadian Navy).[117]
No. 72	Soviet Navy	World War II: The Project 1124 armored motor gunboat was lost on this date.[118]
Penolver	United Kingdom	World War II: Convoy WB 65: The cargo ship struck a mine and sank in the Atlantic Ocean 15 nautical miles (28 km) off St. John's (47°19′N 52°27′W / 47.317°N 52.450°W) with the loss of 26 of her 40 crew. Survivors were rescued by HMCS Miscou ( Royal Canadian Navy).[119]
Sinfra	Germany	World War II: The transport ship was sunk in the Aegean Sea by Bristol Beaufighter aircraft of the Royal Air Force and North American B-25 Mitchell aircraft of the United States Army Air Force with the loss of 1,857 of the 2,593 people on board.[9]

20 October

List of shipwrecks: 20 October 1943

Ship	Country	Description
Cavalla	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[120]
F 330	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[121]
Nagaragawa Maru	Empire of Japan	World War II: The cargo ship was bombed and sunk off Dutch New Guinea, Dutch East Indies (00°19′S 132°24′E / 0.317°S 132.400°E).[122]
Sana Maru	Japan	World War II: The cargo ship was torpedoed and sunk in Bandon Bay, French Indochina (12°36′N 109°30′E / 12.600°N 109.500°E) by USS Kingfish ( United States Navy).[123][124]
U-378	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (47°40′N 28°27′W / 47.667°N 28.450°W) by Grumman TBM Avenger and Grumman F4F Wildcat aircraft based on USS Core ( United States Navy) with the loss of all 48 crew.[125][126]

21 October

List of shipwrecks: 21 October 1943

Ship	Country	Description
HMCS Chedabucto	Royal Canadian Navy	The Bangor-class minesweeper collided in the St Lawrence River with Lord Kelvin ( United Kingdom) and sank with the loss of one of her 72 crew.[21]
Goshu Maru	Japan	World War II: The troopship was torpedoed and sunk in the Pacific Ocean south east of Ulithi by USS Steelhead ( United States Navy).[9]
USS Murphy	United States Navy	World War II: While escorting a convoy, the Benson-class destroyer was in collision with Bulkoil ( United Kingdom) off the coast of New York/New Jersey and was cut in two. The bow section sank with the loss of 36 of her 265 crew. The stern section was repaired and returned to service with a new bow section.
Saltwick	United Kingdom	World War II: Convoy MKS 28: The cargo ship was torpedoed and sunk in the Mediterranean Sea off Cape Ténès, Algeria by Junkers Ju 88 aircraft of III Staffeln, Kampfgeschwader 26, Luftwaffe.[9]
Tivives	United States	World War II: Convoy MKS 28: The cargo ship was torpedoed and sunk in the Mediterranean Sea off Cape Ténès by Junkers Ju 88 aircraft of III Staffeln, Kampfgeschwader 26.[9] A gunner and a crewman were killed. Survivors, 24 gunners, a passenger, six members of the Convoy Commodore's staff, and 47 crewmen, were rescued by HMS La Malouine ( Royal Navy).[127][128]
U-431	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Mediterranean Sea off Algiers, Algeria by a Vickers Wellington aircraft of 179 Squadron, Royal Air Force with the loss of all 52 crew.[129]

22 October

List of shipwrecks: 22 October 1943

Ship	Country	Description
Adrias	Hellenic Navy	Adrias, December 1943. World War II: The Hunt-class destroyer struck a mine in the Aegean Sea off Kalymnos, losing her bow. She was beached at Gümüşlük, Turkey. She was later repaired and returned to service.
Awata Maru	Imperial Japanese Navy	World War II: The Awata Maru-class transport ship was torpedoed in the East China Sea off Keelung, Formosa (26°32′N 125°05′E / 26.533°N 125.083°E) by USS Grayback ( United States Navy). She exploded and sank with 1,087 troops of the 17th Infantry Division and 223 crew killed. Survivors, 76 troops and 88 crew, were rescued by Maikaze and Nowaki both ( Imperial Japanese Navy).[130][131]
F 541	Kriegsmarine	World War II: The Marinefährprahm was torpedoed in the Mediterranean Sea east of Imperia, Italy by HMS Unseen ( Royal Navy) with her aft section sinking & the forward section being towed and beached near Oneglia by F 484 ( Kriegsmarine) after rescuing 7 wounded survivors. 12 crewmen killed.[132][133]
HMS Hurworth	Royal Navy	World War II: The Hunt-class destroyer struck a mine and sank in the Aegean Sea (36°59′N 27°06′E / 36.983°N 27.100°E) off Kalymnos with the loss of at least six crew. Eighty-five crew were rescued.[21]
RFA Litiopa	Royal Fleet Auxiliary	World War II: The tanker was torpedoed and damaged in the Atlantic Ocean (6°18′N 11°55′W / 6.300°N 11.917°W) by U-68 ( Kriegsmarine). She sank the next day. All 35 crew survived, some of them were rescued by HMS Snowdrop while others reached land in their lifeboats.[134][135]
HMT Orfasy	Royal Navy	World War II: The naval trawler was torpedoed and sunk in the Atlantic Ocean (5°58′N 11°30′W / 5.967°N 11.500°W) 185 miles southeast of Freetown, Liberia by U-68 ( Kriegsmarine) with the loss of all 30 crew.[134][136]
T 157	Kriegsmarine	World War II: The torpedo boat struck a mine and sank in the Baltic Sea off Gdańsk.[8]

23 October

List of shipwrecks: 23 October 1943

Ship	Country	Description
Campos	Brazil	World War II: The cargo liner was torpedoed and sunk in the South Atlantic (25°07′S 45°40′W / 25.117°S 45.667°W) by U-170 ( Kriegsmarine) with the loss of twelve of the 63 people aboard.[137]
HMS Charybdis	Royal Navy	World War II: The Dido-class cruiser was torpedoed and sunk in the Bay of Biscay off Ouessant, Finistère, France (48°59′N 3°39′W / 48.983°N 3.650°W by TA-23 and TA-27 (both  Kriegsmarine) with the loss of 452 crew.[138]
HMS Cromarty	Royal Navy	World War II: The Bangor-class minesweeper was sunk by a mine in the Straits of Bonifacio.[139]
Faneromeni	Greece	World War II: The cargo ship was torpedoed and sunk in the Indian Ocean north west Madagascar by I-37 ( Imperial Japanese Navy).[140]
James Iredell	United States	World War II: The Liberty ship was struck by three bombs dropped by German aircraft at Naples, Italy, and burned or 64 hours. She was repaired and later sunk as a blockship off Omaha Beach on 8 June 1944.
Juminda	Kriegsmarine	World War II: The minelayer was torpedoed and sunk in the Tyrrhenian Sea off Santo Stefano, Italy by USS PT-206, USS PT-212 and USS PT-216 (all  United States Navy).[9]
Kyowa Maru	Japan	World War II: The transport ship was bombed and sunk in the Pacific Ocean north west of Bougainville Island by United States Army Air Force aircraft.[9]
HMS LCI(L) 309	Royal Navy	World War II: The Landing Craft Infantry (Large) was lost on this date.[141]
HMS Limbourne	Royal Navy	World War II: The Hunt-class destroyer was attacked off Ouessant by TA-22 ( Kriegsmarine) and severely damaged. She was scuttled by gunfire from HMS Rocket ( Royal Navy).[142]
Tanais	Soviet Union	World War II: The coaster was torpedoed and sunk in the Black Sea off Poti (42°22′N 41°35′E / 42.367°N 41.583°E) by U-23 ( Kriegsmarine) with the loss of 11 of her 21 crew.[143]
Taranto	Kriegsmarine	World War II: The Magdeburg-class cruiser was bombed and sunk by Allied aircraft. Later raised, and sunk once more in September 1944. Scrapped in 1946-47.
U-274	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean south west of Iceland (57°14′N 27°50′W / 57.233°N 27.833°W) by HMS Duncan, HMS Vidette (both  Royal Navy) and a B-24 Liberator of 224 Squadron, Royal Air Force.[144]

24 October

List of shipwrecks: 24 October 1943

Ship	Country	Description
HMS Eclipse	Royal Navy	World War II: The E-class destroyer struck a mine and sank in the Aegean Sea east of Kalymnos, Greece (37°01′N 27°11′E / 37.017°N 27.183°E) with the loss of 119 of her 145 crew and 134 troops.
Hino Maru	Imperial Japanese Navy	World War II: The auxiliary gunboat was bombed and sunk in the Pacific Ocean south west of Rabaul, New Britain by Consolidated B-24 Liberator aircraft of the United States Army Air Force.[9]
Johore Maru	Imperial Japanese Army	World War II: Convoy O-006: The Nagoya Maru-class transport ship was torpedoed and sunk in the Pacific Ocean by USS Silversides ( United States Navy). Seventy-seven passengers and seven crew were killed.[116]
Kazan Maru	Imperial Japanese Army	World War II: Convoy O-006: The cargo ship was torpedoed and sunk in the Pacific Ocean (02°30′N 144°44′E / 2.500°N 144.733°E) by USS Silversides ( United States Navy). Four guards and three crew were killed.[116]
Mochizuki	Imperial Japanese Navy	World War II: The Mutsuki-class destroyer was bombed and sunk in the Solomon Sea 90 miles south south west of Rabaul (05°42′S 151°40′E / 5.700°S 151.667°E) by United States Navy Consolidated PBY Catalina aircraft. Ten crew were killed. Survivors were rescued by Uzuki ( Imperial Japanese Navy).[145]
Muraviev	Soviet Union	World War II: The water tanker was destroyed by exploding cargo while unloading in the Port of Krasnovod. 10 crewmen killed.[146]
Orlyonok	Soviet Union	World War II: The cargo ship was destroyed by exploding cargo while unloading in the Port of Krasnovod. Unknown if it was her cargo or that of Osetin ( Soviet Union). 3 crewmen killed.[146]
Osetin	Soviet Union	World War II: The cargo ship was destroyed by exploding cargo while unloading in the Port of Krasnovod. Unknown if it was her cargo or that of Orlyonok ( Soviet Union). 14 crewmen killed.[146]
Siranger	Norway	World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean (0°00′N 39°27′W / 0.000°N 39.450°W) by U-155 ( Kriegsmarine). All 51 people aboard survived.[147]
Tennan Maru	Imperial Japanese Navy	World War II: Convoy O-006: The oiler was torpedoed and sunk in the Pacific Ocean by USS Silversides ( United States Navy). Five passengers and 42 crew were killed.[116]
U-566	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and damaged in the Atlantic Ocean north west of the Azores, Portugal by a Vickers Wellington aircraft of 179 Squadron, Royal Air Force. She was consequently scuttled at 41°12′N 9°31′W / 41.200°N 9.517°W. All 49 crew survived.
UJ 1403 Mecklenburg	Kriegsmarine	World War II:The Naval Trawler/ submarine chaser collided with the fishing trawler Anne-Alice ( France) and sank in the Bay of Biscay off Belle-Île, Morbihan, France. Her captain claimed she had struck a mine. She was later raised, repaired and returned to service.[9]

25 October

List of shipwrecks: 25 October 1943

Ship	Country	Description
Nissho Maru	Japan	World War II: The tanker was torpedoed and sunk in the Philippine Sea by USS Hoe ( United States Navy).[148]
RD 22	Regia Marina	World War II: The RD-class minesweeper was sunk by a mine off Brindisi.[149]
S 63 and S 88	Kriegsmarine	World War II: The Schnellboote were torpedoed and sunk in the North Sea off Cromer, Norfolk, United Kingdom by HMMGB 603 and HMMGB 607 (both  Royal Navy). Alternatively, S 63 was rammed and sunk by HMS Mackay.[9][21][150]
HMT William Stephen	Royal Navy	World War II: The naval trawler was torpedoed and sunk in the North Sea off Cromer by S-74 ( Kriegsmarine).[21]

26 October

List of shipwrecks: 26 October 1943

Ship	Country	Description
Betty H	Finland	World War II: The cargo ship was torpedoed and sunk in the Baltic Sea (59°54′N 19°54′E / 59.900°N 19.900°E) by Shch-307 ( Soviet Navy).[151]
Bajkal	Kriegsmarine	World War II: The auxiliary river minesweeper was sunk on this date.[152]
Dover Maru	Japan	World War II: The cargo ship was bombed and sunk in the Indian Ocean south of Yangon, Burma by United States Tenth Air Force aircraft.[9]
Hachiman Maru	Japan	World War II: The cargo ship was bombed and sunk in the South China Sea off Hainan, China by North American B-25 Mitchell aircraft of the United States Fourteenth Air Force.[9]
Hokuzan Maru	Japan	World War II: The cargo ship was bombed and sunk off Kiungshan, China (20°05′N 110°25′E / 20.083°N 110.417°E) by United States Army Air Force aircraft.[153]
James Longstreet	United States	The Liberty ship was driven ashore at Sandy Hook, Eastham, Massachusetts in a gale and was wrecked. She was subsequently refloated and towed to New York City, where she was dismantled.[154][94]
MS-15	Regia Marina	World War II: The MS-11-class E boat was sunk by German aircraft at Leros, Greece.[72]
Shinwa Maru No. 3	Imperial Japanese Army	World War II: The transport ship was bombed and sunk in the South China Sea off Hainan by North American B-25 Mitchell aircraft of the United States Fourteenth Air Force.[9]
Shozan Maru	Japan	World War II: The cargo ship struck a mine and sank in the South China Sea off Haiphong, French Indochina.[9]
HMS Tien Hsing	Royal Navy	The tug hit the Abu Galawa Reef in the Red Sea off Egypt and sank.[155][156]
Yamatogawa Maru	Japan	World War II: The transport ship was bombed and sunk in the South China Sea off Hainan by North American B-25 Mitchell aircraft of the United States Fourteenth Air Force.[9]

27 October

List of shipwrecks: 27 October 1943

Ship	Country	Description
Padua	Portugal	Red Cross: World War II: The cargo ship, chartered by the International Committee of the Red Cross struck a mine and sank in the Mediterranean Sea off Marseille, Bouches-du-Rhône, France with the loss of six crew.[157][158]
Nanman Maru	Japan	World War II: Convoy FU-607: The ship was torpedoed and sunk in the Pacific Ocean (12°02′N 134°28′E / 12.033°N 134.467°E) by USS Flying Fish ( United States Navy).[159]
Tarbya	Kriegsmarine	World War II: The Type A Marinefahrprahm was sunk on this date.[160]

28 October

List of shipwrecks: 28 October 1943

Ship	Country	Description
A-3	Soviet Navy	World War II: The A-class submarine was sunk in the Black Sea off Eutaporia by UJ 117 Rila ( Kriegsmarine).[9]
Congella	United Kingdom	World War II: The cargo ship was shelled and sunk in the Indian Ocean north west of Addu Atoll (01°02′N 71°14′E / 1.033°N 71.233°E) by I-10 ( Imperial Japanese Navy). Three Gunners and 25 crewmen were killed, her radio operator was taken as a prisoner of war. Thirty-seven survivors wererescued by HMS Okapi ( Royal Navy) and two Consolidated PBY Catalina aircraf of the Royal Air Force.[161]
F 303	Kriegsmarine	World War II: The Type B Marinefährprahm was scuttled at Genitshesk, Soviet Union.[9]
F 492	Kriegsmarine	World War II: The Type C2 Marinefährprahm was scuttled at Genitshesk.[9]
F 493	Kriegsmarine	World War II: The Type C2 Marinefährprahm was scuttled at Genitshesk.[9]
F 577	Kriegsmarine	World War II: The Type C2 Marinefährprahm was scuttled at Genitshesk.[9]
HMS LCT 115	Royal Navy	World War II: The LCT-1-class Landing Craft, Tank was lost in the Mediterranean Sea.[162]
U-220	Kriegsmarine	World War II: The Type X submarine was depth charged and sunk in the Atlantic Ocean (48°53′N 33°30′W / 48.883°N 33.500°W) by Grumman TBM Avenger and Grumman F4F Wildcat aircraft based on USS Block Island ( United States Navy) with the loss of all 56 crew.[163][164]
USS YP-88	United States Navy	World War II: The patrol boat ran aground and sank off Cape Amchitka, Amchitka Island, Alaska Territory.[165]

29 October

List of shipwrecks: 29 October 1943

Ship	Country	Description
Ingeborg	Germany	World War II: The cargo ship was torpedoed and sunk in the Aegean Sea west of Stampalia, Greece (36°33′N 25°54′E / 36.550°N 25.900°E) by HMS Unsparing ( Royal Navy).[9][166]
Kuybyshev	Soviet Union	World War II: The cargo ship was lost with all 41 hands in the Caspian Sea from unknown causes between Nevashehr, Iran and Makhachkala.[146]
MAL 1	Kriegsmarine	World War II: The MAL 1 type landing fire support lighter was lost on this date.[167]
MAL 3	Kriegsmarine	World War II: The MAL 1 type landing fire support lighter was lost on this date.[168]
MAL 9	Kriegsmarine	World War II: The MAL 1 type landing fire support lighter was lost on this date.[169]
MAL 10	Kriegsmarine	World War II: The MAL 1 type landing fire support lighter was lost on this date.[170]
MAL 11	Kriegsmarine	World War II: The MAL 1 type landing fire support lighter was lost on this date.[171]
U-282	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean south east of Iceland (55°28′N 31°57′W / 55.467°N 31.950°W) by HMS Duncan, HMS Sunflower and HMS Vidette (all  Royal Navy) with the loss of all 48 crew.[172]

30 October

List of shipwrecks: 30 October 1943

Ship	Country	Description
SK 318	Soviet Navy	World War II: The BMO type armored motor anti-submarine boat was lost on this date.[173]
TK-75 and TK-134	Soviet Navy	World War II: The motor torpedo boats were shelled and sunk in the Baltic Sea by M 16 ( Kriegsmarine).[174]
No. 171	Soviet Navy	World War II: The G-5 class motor torpedo boat was lost on this date.[98]

31 October

List of shipwrecks: 31 October 1943

Ship	Country	Description
John Banvard	United States	The Liberty ship came ashore at Terceira, Azores, Portugal and was declared a constructive total loss.[175]
Hallfried	Norway	World War II: Convoy MKS 28: The cargo ship was torpedoed and sunk in the Atlantic Ocean (44°00′N 21°30′W / 44.000°N 21.500°W) by U-262 ( Kriegsmarine) with the loss of 30 of her 33 crew. Survivors were rescued by HMS Wrestler ( Royal Navy).[176]
Heimdal	Kriegsmarine	World War II: The fisheries protection vessel was sunk at Copenhagen, Denmark due to sabotage by the Danish Resistance.[9]
Koryo Maru	Japan	World War II: The tanker was torpedoed and sunk in the Pacific Ocean off Borneo by USS Rasher ( United States Navy).[71]
No. 114	Soviet Navy	World War II: The No. 41 armored motor gunboat was lost on this date.[118]
No. 1012	Soviet Navy	World War II: The MO-4-class motor anti-submarine boat was lost on this date.[49]
New Columbia	United Kingdom	World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean (4°25′N 5°03′E / 4.417°N 5.050°E by U-68 ( Kriegsmarine). All 84 crew were rescued by Conakrian ( United Kingdom).[177]
SKA-088	Soviet Navy	World War II: The MO-3-class patrol ship was torpedoed and sunk in the Black Sea off Gagra by U-24 ( Kriegsmarine).[178]
U-306	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean north east of the Azores, Portugal (46°19′N 20°44′W / 46.317°N 20.733°W by HMS Geranium and HMS Whitehall (both  Royal Navy) with the loss of all 51 crew.[179]
U-584	Kriegsmarine	World War II: The Type VIIC submarine was sunk in the Atlantic Ocean (49°14′N 31°55′W / 49.233°N 31.917°W) by three Grumman TBM Avenger aircraft based on USS Card ( United States Navy) with the lost of all 53 crew.[35][180]
U-732	Kriegsmarine	World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (35°54′N 5°52′W / 35.900°N 5.867°W) by HMS Douglas, HMT Imperialist and HMT Loch Osaig (all  Royal Navy) with the loss of 31 of her 49 crew.[9][181]
Ujigawa Maru	Japan	World War II: The transport ship was bombed and sunk in the Pacific Ocean off Rabaul, New Guinea by United States Army Air Force aircraft.[9]

Unknown date

List of shipwrecks: Unknown date 1943

Ship	Country	Description
Dithmarschen	Germany	World War II:The cargo ship was lost in the Mediterranean Sea due to unknown causes.[182]
USS Dorado	United States Navy	World War II: The Gato-class submarine left New Haven, Connecticut on October 6 for the Panama Canal and wasn't heard from again. Probably struck a mine and sank in the Caribbean Sea on 13 October with the loss of all 60 crew.[9]
F 491	Kriegsmarine	World War II: The Type C Marinefahrprahm was sunk sometime in October.[183]
HMS LCE 1 and HMS LCE 9	Royal Navy	World War II:The Landing Craft, Emergency Repair were sunk sometime in October.[184]
HMS LCI(L) 309	Royal Navy	World War II: The LCI-1-class Landing Craft, Infantry was lost sometime in October.[185]
HMS LCM 232, HMS LCM 545, HMS LCM 938, HMS LCM 1044,HMS LCM 1165, HMS LCM 1182	Royal Navy	World War II:The Landing Craft, Mechanized were lost sometime in October.[186]
M-172	Soviet Navy	World War II: The M-class submarine was lost after leaving her base on 1 October. Probably lost to a mine off Verangerfjord.[187]
M-174	Soviet Navy	World War II: The M-class submarine was lost after leaving her base on 14 October. Probably lost to a mine off Verangerfjord.[188]
HMS ML 1015	Royal Navy	The Harbour Defence Motor Launch foundered in a storm in the Mediterranean Sea sometime in October.[189]
Shch-403	Soviet Navy	World War II: The Shchuka-class submarine was lost after leaving her base on 2 October; probably to a mine off Tanafjord.[190]
HMS Trooper	Royal Navy	World War II: The T-class submarine probably struck a mine and sank in the Aegean Sea off Leros, Greece sometime between 14 and 17 October. She was last sighted on the 14th by Schooner LS 8 ( Royal Navy) off Alinda Bay and failed to return to base on the 17th.[191]
U-420	Kriegsmarine	World War II: The Type VIIC submarine disappeared on patrol in the Atlantic Ocean on or after 20 October with the loss of all 49 crew. Cause unknown.[192]
Vienti	Finland	World War II: The cargo ship was sunk at Bremen, Germany. She was salvaged in 1944, repaired and entered German service as Kommerzienratsieg.[193]

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Ship events in 1943
Ship launches:	1938	1939	1940	1941	1942	1943	1944	1945	1946	1947	1948
Ship commissionings:	1938	1939	1940	1941	1942	1943	1944	1945	1946	1947	1948
Ship decommissionings:	1938	1939	1940	1941	1942	1943	1944	1945	1946	1947	1948
Shipwrecks:	1938	1939	1940	1941	1942	1943	1944	1945	1946	1947	1948