List of shipwrecks in August 1943

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

1 August

 * SS Bagé (🇧🇷 Brazil): World War II: Convoy TJ 2: The cargo liner was ordered to leave the convoy because she was making excessive smoke. She was torpedoed and sunk in the Atlantic Ocean off Sergipe (-11.48333°N, -36.96667°W) by GS U-185 with the loss of 28 of the 134 people on board.
 * SS Mangkalihat (🇳🇱 Netherlands): World War II: Convoy BC 2: The cargo ship was torpedoed and damaged in the Indian Ocean (-25.1°N, 34.23333°W) by GS U-198 with the loss of eighteen of the 104 people on board. Survivors were rescued by HMS Freesia (K43) . Mangkalihat was taken in tow, but foundered on 4 August at -25.73333°N, 33.53333°W).
 * SS Mongamigawa Maru (🇯🇵 Japan): World War II: The aircraft ferry was torpedoed and sunk in the Pacific Ocean by USS Pogy (SS-266).
 * USS PT-117 (PT-117) : World War II: The ELCO 80' -class PT Boat was beached and abandoned after being bombed by Japanese dive bombers in Rendova Harbor (-8.4°N, 157.31667°W).
 * USS PT-164 (PT-164) : World War II: The ELCO 80' -class PT Boat was bombed and sunk by Japanese horizontal bombers in Rendova Harbor (-8.41667°N, 157.33333°W).
 * GS U-383 : World War II: The Type VIIC submarine was depth charged and sunk in the Bay of Biscay west of Brest, Finistère, France (47.4°N, -12.16667°W) by a Short Sunderland aircraft of 228 Squadron, Royal Air Force with the loss of all 52 crew.
 * GS U-454 : World War II: The Type VIIC submarine was depth charged and sunk in the Bay of Biscay north west of Cape Ortegal, Spain (45.6°N, -10.53333°W) by a Short Sunderland aircraft on 10 Squadron, Royal Australian Air Force with the loss of 32 of her 46 crew.

2 August

 * Motor Torpedo Boat PT-109, : World War II: The ELCO 80' -class PT Boat was rammed, cut in half, and sunk in Blackett Strait(-8.05°N, 156.96667°W) by Amagiri.
 * GS U-106 (1940) : World War II: The Type IXB submarine was depth charged and sunk in the Atlantic Ocean north west of Cape Ortegal, Spain (46.58333°N, -11.91667°W) by Short Sunderland aircraft of 228 Squadron, Royal Air Force and 461 Squadron, Royal Australian Air Force with the loss of 22 of her 58 crew.

3 August

 * ITALIAN SUBMARINE Argento : World War II: The Acciaio-class submarine was depth charged and sunk in the Mediterranean Sea (36.86667°N, 12.13333°W) by USS Buck (DD-420) with the loss of four of her 49 crew. The survivors were taken on board USS Buck as prisoners of war.
 * SS City of Oran (1915) (🇬🇧 United Kingdom): World War II: Convoy CB 1: The cargo ship was torpedoed and damaged in the Indian Ocean 100 nmi north east of Memba Bay, Portuguese East Africa (-13.75°N, 41.26667°W) by GS U-196 . All 86 crew were rescued by HMS Masterful (W20), which scuttled the vessel.
 * GS U-335 : World War II: The Type VIIC submarine was depth charged and sunk in the North Sea north east of the Faroe Islands (62.8°N, -0.2°W) by HMS Saracen (P247) with the loss of 43 of her 44 crew.
 * GS U-572 : World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean north east of Trinidad (11.58333°N, -54.08333°W) by a Martin PBM Mariner aircraft of the United States Navy with the loss of all 47 crew.
 * GS U-706 : World War II: The Type VIIC submarine was depth charged and sunk in the Bay of Biscay north west of Cape Ortegal, Spain (46.25°N, -10.41667°W) by a Handley Page Hampden aircraft of 415 Squadron, Royal Canadian Air Force and a Consolidated B-24 Liberator aircraft of the United States Navy with the loss of 42 of her 46 crew.

4 August

 * HMS Arrow (H42) : The A-class destroyer was set on fire and severely damaged by the explosion of SS Fort La Montee (🇬🇧 United Kingdom). Although she was towed to Taranto, Apulia, Italy for repairs, she was subsequently declared a constructive total loss and was scrapped in 1949.
 * SS Dalfram (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Indian Ocean east of Madagascar (-20.88333°N, 56.71667°W) by GS U-181 with the loss of three of her 43 crew.
 * SS Fort La Montee (🇬🇧 United Kingdom): The Fort ship caught fire, exploded and sank at Algiers, Algeria.
 * SS Harrison Gray Otis (🇺🇸 United States): World War II: The Liberty ship was sunk at Gibraltar by an Italian limpet mine. She was scrapped in 1949.
 * SS Stanridge (🇬🇧 United Kingdom): The ship was sunk at Gibraltar by an Italian limpet mine.
 * MS Thorshøvdi (1937) (🇳🇴 Norway): World War II: The tanker was damaged at Gibraltar by an Italian limpet mine. She was declared a total loss on 9 April 1945.
 * GS U-489 : World War II: The Type XIV submarine was depth charged and sunk in the Atlantic Ocean south east of Iceland (61.18333°N, -14.63333°W) by a Consolidated PBY Catalina aircraft of 423 Squadron, Royal Canadian Air Force with the loss of one of her 54 crew.

5 August

 * SS Efthalia Mari (🇬🇷 Greece): World War II: The cargo ship was torpedoed and sunk in the Indian Ocean (-24.35°N, 48.91667°W) by GS U-177 with the loss of one of her 43 crew.
 * Majakovski ( Soviet Union): World War II: The boat struck a mine and sank in the Kara Sea (68.66667°N, 51.85°W).
 * USS Plymouth (PG-57) : World War II: The gunboat was torpedoed and sunk in the Atlantic Ocean 90 nmi east of Elizabeth City, New Jersey (36.28333°N, -74.48333°W) by GS U-566 with the loss of 70 of her 155 crew. Survivors were rescued by USCGC Calypso (WPG-104).
 * HMT Red Gauntlet : World War II: The naval trawler was torpedoed and sunk in the North Sea off Harwich, Essex by GERMAN TORPEDO BOAT S-86 with the loss of all 21 crew.
 * GS U-34 (1936) : The Type VIIA submarine collided with GERMAN TENDER Lech at Memel, Lithuania and sank with the loss of four of her 43 crew. She was raised on 24 August and later scrapped.

6 August

 * Arashi : World War II: Battle of Vella Gulf: The Kagero-class destroyer was torpedoed and sunk in Vella Gulf between Kolombangara and Vela Lavella (-7.83333°N, 156.91667°W) by USS Craven (DD-382), USS Dunlap (DD-384) and USS Maury (DD-401) all.
 * SS Fort Halkett (🇬🇧 United Kingdom): World War II: The Fort ship was torpedoed, shelled and sunk in the South Atlantic 600 nmi south east of Natal, Brazil (-9.5°N, -25.83333°W) by GS U-185 . All 59 crew survived, they were rescued by USS Goldsborough (DD-188) or reached land in their lifeboats.
 * Hagikaze : Battle of Vella Gulf: The Kagero-class destroyer was torpedoed and sunk in Vella Gulf between Kolombangara and Vela Lavella (-7.83333°N, 156.91667°W) by USS Craven (DD-382), USS Dunlap (DD-384) and USS Maury (DD-401) all.
 * Kawakaze : World War II: Battle of Vella Gulf: The Shiratsuyu-class destroyer was torpedoed and sunk in Vella Gulf between Kolombangara and Vela Lavella (-7.83333°N, 156.91667°W) by USS Craven (DD-382), USS Dunlap (DD-384) and USS Maury (DD-401) all.
 * SS Macumba (🇦🇺 Australia): World War II: The cargo ship was bombed and sunk at -11.5°N, 134.66667°W by Japanese aircraft.

7 August

 * SS Contractor (🇺🇸 United States): World War II: Convoy GTX 5: The cargo ship was torpedoed and sunk in the Mediterranean Sea 75 nmi south west of Sardinia, Italy (37.25°N, 7.35°W) by GS U-371 with the loss of four of her 83 crew. Survivors were rescued by HMS BYMS-2011 (J811), HMS BYMS-2014 (J814), HMS BYMS-2024 (J824) and HMS BYMS-2209 (J1009) (all ).
 * MV Fernhill (1926) (🇳🇴 Norway): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean (6.96667°N, -19.25°W) by GS U-757 with the loss of four of her 44 crew. One survivor was taken on board U-757 as a prisoner of war. The other survivors were rescued by MV Idaho (1941) (🇺🇸 United States).
 * GS U-84 (1941) : World War II: The Type VIIC submarine was torpedoed and sunk in the Atlantic Ocean (27.91667°N, -68.05°W) by a Consolidated B-24 Liberator aircraft of the United States Navy with the loss of all 46 crew.
 * GS U-117 (1941) : World War II: The Type XB submarine was sunk in the North Atlantic by depth charges and torpedoes dropped by a Grumman Avenger aircraft from USS Card (CVE-11) . All 62 crew were killed.
 * GS U-615 : World War II: The Type VIIC submarine was depth charged and sunk in the Caribbean Sea (12.63333°N, -65.25°W) by six Martin PBM Mariner and a Lockheed Ventura aircraft of the United States Navy with the loss of four of her 47 crew.
 * SS Umvuma (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Indian Ocean south east of Port Louis, Mauritius (-20.3°N, 57.23333°W) by GS U-181 with the loss of 22 of the 111 people on board. Survivors were rescued by ST Maurice (🇬🇧 United Kingdom).

8 August

 * HMS MGB 64 : World War II: The  foundered in Dover Strait.
 * SS Naruto Maru : World War II: The ammunition ship was torpedoed and sunk in the Pacific Ocean east of the Bonin Islands (24.05°N, 142.75°W)  by USS Whale (SS-239) . 30 killed, and 300 rescued by Asanagi.
 * USS PT-113 (PT-113) : World War II: The ELCO 80' -class PT Boat was beached and abandoned after running aground on Veale Reef (-9.2°N, 146.48333°W) near Tufi, New Guinea.

9 August

 * USS LCT-311 (LCT-311) : World War II: The LCT Mk 5-class Landing Craft, Tank sank off Bizerte, Tunisia, after being shelled previously off Sicily.
 * USS LST-318 (LST-318) : World War II: The LST-1-class Landing Ship, Tank was damaged by Dive Bombers off the north shore of Sicily (38.06667°N, 14.5°W) . Beached and abandoned on the 10th.
 * SS Sekko Maru (🇯🇵 Japan): World War II: The cargo ship was torpedoed and sunk in the South China Sea off Formosa by USS Sculpin (SS-191).
 * GS U-664 : World War II: The Type VIIC submarine was sunk in the Atlantic Ocean (40.2°N, -37.48333°W) by two Grumman TBM Avenger aircraft based on USS Card (CVE-11) with the loss of seven of her 51 crew.

10 August

 * SS Wakanoura Maru (🇯🇵 Japan): World War II: The cargo liner was torpedoed and sunk in the Pacific Ocean north of Hokkaido by USS Salmon (SS-182).

11 August

 * SS Jutoku Maru (🇯🇵 Japan): World War II: The cargo ship was bombed and sunk by a B-24 in the Pacific Ocean north east of Lorengau, Manus Island (-1.18333°N, 148.13333°W).
 * GS U-468 : World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean off Bathurst, Gambia (12.33333°N, -20.11667°W) by a Consolidated B-24 Liberator aircraft of 200 Squadron, Royal Air Force with the loss of 44 of her 51 crew.
 * GS U-525 : World War II: The Type IXC/40 submarine was depth charged, torpedoed and sunk in the Atlantic Ocean (40.2°N, -37.48333°W) by Grumman TBF Avenger and Grumman F4F Wildcat aircraft based on USS Card (CVE-11) with the loss of all 54 crew.
 * GS U-604 : World War II: The Type VIIC submarine was depth charged and damaged in the Atlantic Ocean (-4.5°N, -21.33333°W) by a Consolidated B-24 Liberator aircraft and a Lockheed Ventura aircraft of the United States Navy with the loss of fourteen of her 45 crew. She was consequently scuttled due to damage received.

12 August

 * SS Clan Macarthur (1936) (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Indian Ocean 350 nmi east of Farafangan, Madagascar (-23°N, 53.18333°W) by GS U-181 with the loss of 53 of the 130 people on board. Survivors were rescued by FRENCH AVISO Savorgnan de Brazza.
 * Illern : The submarine collided with MV Birkaland (🇸🇪 Sweden) in the Kalmar Strait, Baltic Sea and sank with the loss of one crew member.

13 August

 * SS Argus (1940) (🇩🇪 Germany): The cargo ship was sunk by the explosion of her cargo of ammunition at Hamnbukt, Porsanger, Norway.
 * SS Edo Maru (🇯🇵 Japan): World War II: The cargo ship was torpedoed and sunk in the South China Sea off Formosa by USS Sunfish (SS-281).
 * SS Francis W. Pettygrove (🇺🇸 United States): World War II: The Liberty ship was torpedoed and damaged in the Atlantic Ocean (36.13333°N, -2.23333°W) by Luftwaffe aircraft. She was towed to Gibraltar and beached but was declared a constructive total loss.
 * USS John Penn (APA-23) : World War II: The John Penn-class attack transport was torpedoed and sunk off Guadalcanal by Japanese aircraft.
 * SS Verma (1891) (🇳🇴 Norway): World War II: The cargo ship struck a mine laid the same day by HNOMS MTB 623 near Selje, Norway, and sank.

14 August

 * SS M. H. de Young (🇺🇸 United States): World War II: The Liberty ship was torpedoed and damaged in the Pacific Ocean (-21.83333°N, 175.16667°W) by JAPANESE SUBMARINE I-19 . She was consequently became the hulk USS Antelope.
 * HMS Saracen (P247) : World War II: The S-class submarine was depth charged and damaged in the Mediterranean Sea off Bastia, Corsica, France by ITALIAN CORVETTE Euterpe and ITALIAN CORVETTE Minerva (both ) with the loss of four of her 50 crew. She was scuttled to prevent capture. The survivors were taken as prisoners of war.

15 August

 * SS Cesco ( undefined): World War II: The tanker was torpedoed and sunk by HMS Unruly (P49) east of Brindisi, Italy.
 * HMS MTB 665 : World War II: The Fairmile D motor torpedo boat was shelled and sunk off Messina, Italy, by Italian shore batteries.

16 August

 * SS Empire Kestrel (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Mediterranean Sea off Algeria (37.16667°N, 4.58333°W) by Luftwaffe aircraft.

17 August

 * MV Empire Stanley (🇬🇧 United Kingdom): World War II: The CAM ship was torpedoed and sunk in the Indian Ocean south east of Cap Sainte Marie, Madagascar (-27.13333°N, 48.25°W) by GS U-197 with the loss of 25 of her 54 crew. Survivors were rescued by MV Socotra (🇬🇧 United Kingdom) and HMS Thyme (K210).
 * USS LCI(L)-1 (LCI(L)-1) : World War II: The LCI-1-class Landing Craft, Infantry was bombed and sunk in Lac de Bizerte, Tunisia (37.21667°N, 9.85°W).

18 August

 * SS J. Pinckney Henderson (🇺🇸 United States): World War II: Convoy HX 252: The Liberty ship collided in the Atlantic Ocean with MV J. H. Senior (🇵🇦 Panama) and caught fire. J. Pinckney Henderson was towed to Sydney, Nova Scotia, Canada where she was beached. The ship, which was on her maiden voyage was a total loss. J. H. Senior was towed to Bay Bulls, Newfoundland where she was also declared a total loss. There were three survivors from J. Pinckney Henderson and six from J. H. Senior
 * HMS LCT 301 (LCT301) : World War II: The LCT 1-class Landing Craft, Tank was lost when HMS LCT 416 (LCT301)   exploded and sank at Tripoli, Libya.
 * HMS LCT 416 (LCT416) : World War II: The LCT 1-class Landing Craft, Tank exploded and sank at Tripoli, Libya.
 * USS LST-396 (LST-396) : World War II: The LST-1-class Landing Ship, Tank was sunk by an accidental explosion at New Georgia, Solomon Islands (-8.3°N, 156.91667°W).
 * GS U-403 : World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean (13.7°N, -17.6°W) by a Vickers Wellington aircraft of 344 Squadron, Royal Air Force with the loss of all 49 crew.

19 August

 * SS Amoy Maru (🇯🇵 Japan): The cargo ship became stranded off Dalian, China (38.86667°N, 122.33333°W) and was a total loss.
 * MV Santos (1928) (🇳🇴 Norway): World War II: Convoy HX 252: The cargo ship was in collision with SS Theodore Dwight Weld (🇺🇸 United States) in the Atlantic Ocean and sank with the loss of two of her 39 crew. Survivors were rescued by HMS Narcissus (K74).

20 August

 * JAPANESE AUXILIARY GUNBOAT Chosa Maru : World War II: The Auxiliary Gunboat was torpedoed and sunk in the Malacca Strait (5.15°N, 100.16667°W) by HNLMS O 24 . 5 crewmen killed.
 * El Sayeda (🇪🇬 Egypt): World War II: The sailing ship was shelled and sunk in the Mediterranean Sea off the coast of Lebanon by GS U-596.
 * SS Fusei Mari (🇯🇵 Japan): World War II: The cargo ship was torpedoed, shelled and sunk in the East China Sea by USS Seawolf (SS-197).
 * SS Seitai Maru (🇯🇵 Japan): World War II: The cargo ship was torpedoed and sunk in the Sea of Okhotsk by USS Plunger (SS-179).
 * GS U-197 : World War II: The Type IXD2 submarine was depth charged and sunk in the Indian Ocean south of Madagascar (-28.66667°N, 42.6°W) by a Consolidated PBY Catalina aircraft of 265 Squadron, Royal Air Force with the loss of all 67 crew.
 * GS U-670 : The Type VIIC submarine collided in the Gulf of Danzig with GERMAN SHIP Bolkoburg and sank with the loss of 22 of her 43 crew.

21 August

 * Lily ( undefined): World War II: The sailing ship was shelled and sunk in the Mediterranean Sea 20 nmi north north east of Beirut, Lebanon by GS U-596 with the loss of nine of her eleven crew.
 * Namaz (🇬🇧 United Kingdom): World War II: The sailing ship was shelled and sunk in the Mediterranean Sea (33.7°N, 34.71667°W) by GS U-596 . All crew survived.
 * Panikos (🇬🇧 United Kingdom): World War II: The sailing ship was shelled and sunk in the Mediterranean Sea (33.7°N, 34.71667°W) by GS U-596 . All crew survived.

22 August

 * DB-36 and DB-37 (both ): World War II: The motorboats were shelled and sunk in the Black Sea by GS U-24 (1936) . All six crew were taken as prisoners of war.
 * SS Kaisho Maru (🇯🇵 Japan): World War II: The cargo liner was torpedoed and sunk in the Pacific Ocean by USS Tullibee (SS-284).
 * SS Nishiyama Maru (🇯🇵 Japan): World War II: The cargo ship (A.K.A. Seizan Maru) was torpedoed and sunk in the Pacific Ocean (2.91667°N, 136.71667°W) by USS Swordfish (SS-193) . 3 passengers and 4 crewmen killed.
 * SS Ryokai Maru (🇯🇵 Japan): World War II: The cargo ship was torpedoed and sunk in the Sea of Okhotsk by USS Plunger (SS-179).

23 August

 * SS Ataka Maru (🇯🇵 Japan):World War II: The cargo liner was torpedoed and sunk in the Pacific Ocean off Japan by USS Paddle (SS-263).
 * USS Crow (AMc20) : The coastal minesweeper was torpedoed and sunk in Puget Sound by United States Navy aircraft whilst acting as a target ship.
 * JAPANESE TRANSPORT Heito Maru : World War II: The Transport was bombed and sunk 1 mile east of Car Nicobar Island by B-24s of the 7th Bomb Group, 10th Air Force. 4 troops and 29 crewmen killed.
 * Riilahti : World War II: The Ruotsinsalmi-class minelayer was sunk off Tiiskeri, Gulf of Finland by Soviet Navy motor torpedo boats.

24 August

 * SOVIET PATROL BOAT Shkval : World War II: The minesweeper was shelled and sunk in the Black Sea off Cape Kodor with the loss of three of her ten crew.
 * GS U-134 (1941) : World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean off Vigo, Spain (42.11667°N, -9.5°W) by a Vickers Wellington aircraft of 179 Squadron, Royal Air Force with the loss of all 48 crew.
 * GS U-185 : World War II: The Type IXC/40 submarine was sunk in the Atlantic Ocean (27°N, -37.1°W) by Grumman TBF Avenger and Grumman F4F Wildcat aircraft based on USS Core (CVE-13) with the loss of many of her crew and most of the survivors from GS U-604 . Thirty-six people were rescued by USS Barker (DD-213).

25 August

 * JAPANESE SUBMARINE Ro-35 : World War II: The Kaichū VII type submarine was depth charged and sunk in the Coral Sea (-12.95°N, 164.38333°W) by USS Patterson (DD-392) . Lost with all 66 hands.
 * GS U-523 : World War II: The Type IXC submarine was depth charged and sunk in the Bay of Biscay by HMS Wanderer (D74) and HMS Wallflower (K44) (both ) with the loss of seventeen of her 54 crew.

26 August

 * SS Christian Michelsen (🇳🇴 Norway): World War II: Convoy UGS 14: The Liberty ship was torpedoed and sunk in the Mediterranean Sea 30 nmi east of Bône, Algeria (37.2°N, 8.43333°W) by GS U-410 with the loss of 47 of her 50 crew. Survivors were rescued by one of the convoy's escorts.
 * SS John Bell (🇺🇸 United States): World War II: Convoy UGS 14: The Liberty ship was torpedoed and sunk in the Mediterranean Sea off La Calle, Algeria (37.25°N, 8.4°W) by GS U-410 with the loss of one of her 72 crew. Survivors were rescued by HMS BYMS-23  and HMSAS Southern Maid.
 * SS Richard Henderson (🇺🇸 United States): World War II: Convoy UGS 14: The Liberty ship was torpedoed and sunk in the Mediterranean Sea off Sardinia, Italy (37.25°N, 8.4°W) by GS U-410 . All 70 crew were rescued by HMSAS Southern Maid or reached land in their lifeboats.
 * SOVIET SUBMARINE ShCh-203 : World War II: The Shchuka-class submarine was torpedoed and sunk in the Black Sea west of Yevpatoriya, Crimea (45.2°N, 32.78333°W) by ITALIAN SUBMARINE SB 4.

27 August

 * HMS Egret (L75) : World War II: The Egret-class sloop was bombed and sunk in the Atlantic Ocean off the coast of Portugal (42.16667°N, -9.36667°W) by Dornier Do 217 aircraft of the Luftwaffe carrying Henschel Hs 293 glider bombs. A total of 198 people were lost.
 * SS John Bell (🇺🇸 United States): World War II: The Liberty ship was torpedoed and sunk in the Mediterranean Sea off Sardinia, Italy (37.25°N, 8.4°W) by GS U-410.
 * USS LCT-319 (LCT-319) : World War II: The LCT-1-class Landing Craft, Tank wrecked off Kiska, Alaska.
 * SS Meizan Maru (🇯🇵 Japan): World War II: The cargo liner was torpedoed and sunk in the Tablas Strait north east of Mindoro, Philippines (13.21667°N, 121.38333°W) by USS Grayling (SS-209).
 * SS Rastrello (1895) ( undefined): World War II: The cargo ship was torpedoed and sunk by a submarine 48 nautical miles from Brindisi, Italy.
 * SS Taifuku Maru (🇯🇵 Japan): World War II: The cargo liner was torpedoed and sunk in the Pacific Ocean off Kyushu by USS Pollack (SS-180) . 14 troops and 14 crewmen killed. Survivors rescued by JAPANESE MINESWEEPER W-17.
 * GS U-847 : World War II: The Type IXD2 submarine was sunk in the Sargasso Sea (28.31667°N, -37.96667°W) by Grumman TBM Avenger and Grumman F4F Wildcat aircraft based on USS Card (CVE-11) with the loss of all 62 crew.

28 August

 * SS Dikson ( Soviet Union): World War II: The cargo ship was torpedoed and sunk in the Kara Sea (75.71667°N, 89.63333°W) by GS U-302 . All 63 crew were rescued by the tug Severoles No. 18 ( Soviet Union).
 * Schnelles Geleitboot 10 : World War II: The escort ship was torpedoed and sunk by HMS Sickle (P224) off Corsica.
 * Schnelles Geleitboot 14 : World War II: The escort ship was bombed and sunk by aircraft in the Mediterranean.
 * GS U-639 : World War II: The Type VIIC submarine was torpedoed and sunk in the Kara Sea (76.81667°N, 69.7°W) by SOVIET SUBMARINE S-101 with the loss of all 47 crew.

29 August

 * HDMS Bellona : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Dampbåt A : World War II: Operation Safari: The auxiliary was scuttled off Tåsinge to prevent capture by the Germans.
 * HDMS Daphne : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Dryaden : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Flora : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Havfruen : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Havhesten : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Havkalen : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Havmanden : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Havørnen : World War II: Operation Safari: The torpedo boat was scuttled to prevent capture by the Germans.
 * HDMS Hejmdal : World War II: Operation Safari: The survey ship was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Henrik Gerner : World War II: Operation Safari: The auxiliary was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Hvalrossen : World War II: Operation Safari: The torpedo boat was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Hvidbjørnen : World War II: Operation Safari: The offshore patrol vessel was scuttled in the Great Belt to prevent capture by the Germans. Later salvaged by the Germans and used as a patrol boat, Post-war transferred to the East German Volksmarine and served under the names Ernst Thälmann and Albin Köbis until sunk as target in 1965.
 * HDMS Kvintus : World War II: Operation Safari: The minelayer was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Laaland : World War II: Operation Safari: The minelayer was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Lindormen : World War II: Operation Safari: The minelayer was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Lossen : World War II: Operation Safari: The minelayer was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Lougen : World War II: Operation Safari: The minelayer was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Makrelen : World War II: Operation Safari: The torpedo boat was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS MS 4 : World War II: Operation Safari: The minesweeper was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS MS 8 : World War II: Operation Safari: The minesweeper was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS MS 10 : World War II: Operation Safari: The minesweeper was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Niels Juel : World War II: Operation Safari: The coastal defence ship was scuttled after German bombing in the Isefjord. Salvaged in October 1943 and put into German service as Nordland.
 * HDMS Nordkaperen : World War II: Operation Safari: The torpedo boat was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Peder Skram : World War II: Operation Safari: The coastal defence ship was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans. Later salvaged by the Germans and returned to service as the Adler.
 * HDMS Rota : World War II: Operation Safari: The submarine was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Sælen : World War II: Operation Safari: The torpedo boat was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Sixtus : World War II: Operation Safari: The minelayer was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Søbjørnen : World War II: Operation Safari: The minesweeper was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Søhunden : World War II: Operation Safari: The torpedo boat was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * HDMS Søhunden : World War II: Operation Safari: The minesweeper was scuttled at Holmen naval base in Copenhagen to prevent capture by the Germans.
 * TSC-11 Dzhalita ( Soviet Union): World War II: The trawler was torpedoed and sunk in the Black Sea off Poti by GS U-18 (1936) with the loss of all fifteen of her 38 crew. Survivors were rescued by SOVIET MINESWEEPER SKA-0108.

30 August

 * Nagwa (🇪🇬 Egypt): World War II: The sailing ship was shelled and sunk in the Mediterranean Sea south of Cyprus (34.66667°N, 33.33333°W) by GS U-596 . All ten crew survived.
 * SS Thisbi (🇩🇪 Germany): World War II: The cargo ship was torpedoed and sunk in the Black Sea off Istanbul, Turkey with the loss of all 40 crew.
 * SS Taibun Maru (🇯🇵 Japan): World War II: The cargo ship was torpedoed and sunk in the Pacific Ocean by USS Halibut (SS-232).
 * GS U-634 : World War II: The Type VIIC submarine was depth charged and sunk in the Atlantic Ocean east of the Azores, Portugal (40.21667°N, -19.4°W) by HMS Stonecrop (K142) and HMS Stork (L81) (both ) with the loss of all 47 crew.

31 August

 * JAPANESE ORE CARRIER Kokko Maru (🇯🇵 Japan): World War II: The Ore Carrier was torpedoed and sunk in the Luzon Strait (28.5°N, 123.1°W) by USS Seawolf (SS-197)  with the loss of 20 crewmen.
 * USS LCT-154 (LCT-154) : World War II: The LCT Mk 5-class Landing Craft, Tank was lost in the Gulf of Tunis (37.13333°N, 10.96667°W).

Unknown date

 * MV Athelduchess (🇬🇧 United Kingdom): The tanker was stranded on the Smalls Rocks, off the Welsh coast. She was later refloated and returned to service.
 * SOVIET SUBMARINE K-2 : World War II: The K Class submarine left her base on 26 August and never heard from again.
 * SOVIET SUBMARINE S-9 : World War II: The S Class submarine was lost after 1 August, possibly in Narvski Bay.
 * SOVIET SUBMARINE S-12 : World War II: The S Class submarine was lost on or after 1 August north of Naissaay Island.
 * GERMAN MOTOR TORPEDO BOAT SA 7 : World War II: The motor torpedo boat caught fire and sank off the Shetland Islands