Laid down (22)

1916: Light cruiser Caradoc (D 60)

1918: Destroyer Jacob Jones (i) (DD 130)

1929: Large destroyer Albatros

1939: Aircraft Carrier Implacable (86)

1940: MS Trawler Hamlet (T 167)

1942: Minesweeper Arcturus (J 283) - Minesweeper Constant (AM 86) - Submarine Lapon (260) - Patrol craft PC-582 (PC-582) - Submarine Tinosa (283)

1943: Submarine Scythian (P 237) - Destroyer Callaghan (DD 792)

1944: Submarine Chivo (341) - Landing Craft Infantry LCI(L)-577 (LCI(L)-577) - Landing Craft Infantry LCI(L)-660 (LCI(L)-660) - Landing Craft Infantry LCI(L)-960 (LCI(L)-960) - Landing craft tank LCT 1004 (LCT 1004) - Landing craft tank LCT 783 (LCT 783) - Aircraft carrier Leyte (CV 32) - Motor torpedo boat PT 429 - Motor torpedo boat PT 476

1945: Motor torpedo boat PT 610

Launched (35)

1906: MS Trawler Pointer (FY 1869)

1914: Gunboat Sacramento (PG-19)

1918: Destroyer Colhoun (i) (APD 2) - Submarine O-10 (71)

1919: MS Trawler Raglan Castle (FY 631) - Fleet tug Tatnuck (AT 27)

1921: Armed boarding vessel Vandyk - Submarine S-41 (146)

1925: Destroyer Tempete

1935: ASW Trawler Kingston Cairngorm

1939: Battleship King George V (41)

1942: Minesweeper BYMS 2025 (J 825) - Destroyer Opportune (G 80) - Minesweeper Adroit (AM 82) - Escort carrier Card (CVE 11)

1943: MS Trawler Provost (T 196) - Rescue Tug Weazel (W 120) - Submarine Bluefish (222) - Destroyer Brown (DD 546) - Submarine chaser SC-1028 (SC-1028) - Destroyer Escort Stanton (DE 247) - Minesweeper YMS-351 (YMS-351)

1944: Landing Craft Tank LCT 7044 (LCT 7044) - Landing Craft Infantry LCI(L)-1013 (LCI(L)-1013) - Landing Craft Infantry LCI(L)-422 (LCI(L)-422) - Landing craft tank LCT 661 (LCT 661) - Landing craft tank LCT 669 (LCT 669) - Landing craft tank LCT 721 (LCT 721) - Landing craft tank LCT 722 (LCT 722) - Landing craft tank LCT 723 (LCT 723) - Motor torpedo boat PT 419 - Motor torpedo boat PT 471 - Submarine Sea Cat (399)

1945: Tank landing ship LST 1066 (LST 1066) - Motor torpedo boat PT 582

Commissioned (27)

1918: Light cruiser Coventry (D 43)

1920: Destroyer Semmes (AG 24)

1927: Patrol vessel Boutwell (WPC 130) - Patrol vessel Cahoone (WPC 131) - Patrol vessel Crawford (WPC 134)

1931: Destroyer Brilliant (H 84)

1932: Patrol vessel Daphne (WPC 106)

1940: Boom defence vessel Barnehurst (Z 84) - Armed boarding vessel Chantala

1942: Light cruiser Gambia (48) - Steam Gunboat SGB 3 / Grey Seal (S 303)

1943: Tank landing ship LST 462 (LST 462)

1944: Destroyer Sioux (R 64) - Escort Carrier Reaper (D 82) - Net tender Anaqua (AN 40) - Fleet tug Chowanoc (AT 100) - Landing Craft Infantry LCI(L)-419 (LCI(L)-419) - Landing Craft Infantry LCI(L)-557 (LCI(L)-557) - Destroyer Escort Otter (DE 210) - Patrol craft PC-1170 (PC-1170) - Patrol craft PCS-1452 (PCS-1452) - Destroyer Escort Roche (DE 197) - Destroyer Ross (DD 563) - Submarine S-19

1945: Tank landing ship LST 1085 (LST 1085) - Tank landing ship LST 1107 (LST 1107) - Minesweeper YMS-441 (YMS-441)

1941: ASW Trawler Lincoln City

1945: Escort carrier Bismark Sea (CVE 95)

More information on Allied Warships losses.

1940

Light cruiser HMS Gloucester: HMS Gloucester (Capt. F.R. Garside, CBE, RN) departed Durban for patrol in the Indian Ocean.

Light cruiser HMS Manchester: At 1523Z/21, HMS Manchester (Capt. H.H. Bousfield, RN), together with the destroyer HMS Kimberley (Lt.Cdr. R.G.K. Knowling, RN), intercepted the German merchant vessel Wahehe (4687 GRT, built 1922) in position 62°52'N, 15°03'W. The Wahehe was taken to Kirkwall by HMS Kimberley. She entered service for the MOWT as Empire Citizen.

Submarine HMS Perseus (i): HMS Perseus (Lt.Cdr. P.J.H. Bartlett, RN) conducted exercises off Singapore together with HMS Stronghold (Lt.Cdr. R. Alexander, RN).

Submarine HMS Pandora: HMS Pandora (Lt.Cdr. J.W. Linton, RN) conducted exercises off Hong Kong with HMS Thanet (Lt.Cdr. J. Mowlam, RN).

Submarine HMS Rainbow: HMS Rainbow (Lt.Cdr. J.D. Luce, RN) carried out exercises off Hongkong with HMS Thanet (Lt.Cdr. J. Mowlam, RN).

Submarine HMS Regent: HMS Regent (Lt.Cdr. H.C. Browne, RN) conducted exercises off Singapore together with HMS Stronghold (Lt.Cdr. R. Alexander, RN).

Submarine HMS Taku: HMS Taku (Lt.Cdr. W.S. Hall, RN) conducted torpedo discharge trials off Portland. Upon completion of these trials she proceeded to Portsmouth.

Submarine HMS H 33: HMS H 33 participated in exercises off Portland.

Destroyer HMS Bulldog: HMS Bulldog received orders to return to Dover to join the 19th DF.

Destroyer HMS Diana: HMS Diana (Lt.Cdr. E.G. Le Geyt, RN) picks up 35 men from the British merchant Loch Maddy that was torpedoed and damaged by German U-boat U-57 about 20 nautical miles south-south-east of Copinsay, Orkney Islands.

Submarine HMS L 23: HMS L 23 (Lt. F.J. Brooks, RN) ended her 7th war patrol at Rosyth.

1941

Heavy cruiser HMS Dorsetshire: HMS Dorsetshire (Capt. B.C.S. Martin, RN) departed Capetown, South Africa still escorting the infantery landing ships HMS Glenearn (Capt.(Retd.) L.B. Hill, OBE, RN), HMS Glengyle (A/Capt.(Retd.) C.H. Petrie, RN) and HMS Glenroy (Capt.(Retd.) Sir J.F. Paget, RN) on their passage to the Middle East.

Submarine HNMS O 9: HrMs O 9 (Lt. H.A.W. Goossens, RNN) participated in A/S exercises off Campbeltown together with HMS St. Modwen (Cdr.(retired) W.A. Ford, RN) and HMS Boarhound (Skr. S.G. Jinks, RNR).

Submarine HMS Otway: HMS Otway (Lt. H.R.B. Newton, RN) participated in A/S exercises off Campbeltown.

Submarine HMS Pandora: HMS Pandora (Lt.Cdr. J.W. Linton, RN) departed Portsmouth for Gibraltar. For the daily positions of HMS Pandora during this passage see the map below.

Submarine HMS Regent: HMS Regent (Lt.Cdr. H.C. Browne, RN) torpedoed and damaged the German merchant Menes (5609 GRT, built 1926) about 55 nautical miles north-north-west of Tripoli, Libya in position 33°41'N, 12°48'E. Following this attack Regent is damaged by depth-charges from the Italian destroyer Freccia. Menes was in convoy together with the German merchant Heraklea (1927 GRT, built 1922) and the Italian merchant Maritza (2910 GRT, built 1936). They were escorted by the Italian destroyers Freccia, Saetta and Turbine. The damaged Menes was towed back to Tripoli by Saetta. (All times are zone -1) 1255 hours - In position 33°39'N, 12°51'E sighted a convoy made up of three merchant vessels escorted by three destroyers. Started attack. 1326 hours - Fired two torpedoes at the leading merchant ship which was the largest. Range was 2500 yards. One hit was obtained. The nearest destroyer immediately counter attacked and dropped a total of 18 depth charges. The first 4 of these were very close and caused damage to Regent which was hunted throughout the whole afternoon.

Submarine HMS Severn: HMS Severn (Lt.Cdr. A.N.G. Campbell, RN) detached from convoy SC-22 at 1645 hours (zone +2) in approximate position 58°50'N, 28°42'W.

Submarine HMS Cachalot: HMS Cachalot (Cdr. J.D. Luce, DSO, RN) ended her 9th war patrol at Holy Loch.

Submarine HMS Triumph (i): HMS Triumph (Lt.Cdr. W.J.W. Woods, RN) is undocked.

Submarine HMS Torbay: HMS Torbay (Lt.Cdr. A.C.C. Miers, RN) conducted noise trials off Arrochar.

Submarine HMS Union: HMS Union (Lt. R.M. Galloway, RN) departed her builders yard at Barrow for Holy Loch.

Submarine HMS H 33: HMS H 33 (Lt. R.M. Favell, RN) participated in A/S exercises off Tobermory.

Submarine HMS H 43: HMS H 43 (Lt. I.L.M. McGeogh, RN) conducted exercises in the Clyde area. After returning to Rothesay Lt. Norman took over command of HMS H 43 from Lt. McGeogh.

Submarine HMS H 44: HMS H 44 (Lt. A.R. Hezlet, RN) conducted A/S exercises off Lough Foyle with HMS Malcolm (Cdr. C.D. Howard-Johnston, DSC, RN).

Submarine HMS H 50: HMS H 50 (Lt. M. Willmott, RN) shifted from Tobermory to Oban and back.

1942

Heavy cruiser HMS Dorsetshire: HMS Dorsetshire (Capt. A.W.S. Agar, VC, DSO, RN) departed Colombo to bolster the escort of the combined convoy JS 3 / BM 13 that was en-route to the Dutch East Indies. Dorsetshire joined the convoy briefly on 23 February, in position 04°15'N, 87°45'E, but as the combined convoy was ordered to return to Colombo, HMS Dorsetshire separated from it and set course for Trincomalee. This convoy was made up of the following ships; From convoy BM 13 (Bombay - Singapore); City of London (8875 GRT, built 1907), Eastern Prince (10926 GRT, built 1929), Egra (5109 GRT, built 1911), Esperance Bay (13837 GRT, built 1922), City of Paris (10902 GRT, built 1922) and Kosciuszko (6598 GRT, built 1915). This convoy had left Bombay on 13 February 1942 escorted by HMS Caledon (A/Capt. H.J. Haynes, DSO, DSC, RN) until it joined up with convoy JS 3. From convoy JS 3 (Colombo - Batavia); Penrith Castle (6369 GRT, built 1929), Silverteak (6770 GRT, built 1930), Silverwillow (6373 GRT, built 1930), Madras City (9040 GRT, built 1940) and Empire Glade (7006 GRT, built 1941). This convoy had left Colombo on 16 February 1942 escorted by HMS Glasgow (Capt. H. Hickling, DSO, RN), HMS Falmouth (Cdr. U.H.R. James, RN) and HMAS Bathurst (Lt.Cdr. A.V. Bunyan, RANR(S)). They met with convoy BM 13 on 17 February in position 05°52'N, 77°18'E and then proceeded together towards the Sunda Strait. On 21 February the combined convoy was ordered to steer northwards. HMAS Bathurst had to return to Colombo with engine defects. The entire convoy returned to Colombo on 25 February 1942.

Heavy cruiser HMS Dorsetshire: For the daily positions of HMS Dorsetshire from 21 February 1942 to 5 March 1942 see the map below.

Submarine HNMS K XIV: HrMs K XIV (Lt.Cdr. P.A. Mulock van der Vlies Bik, RNN) was ordered to patrol off the Anambas Islands.

Submarine HNMS K VIII: HrMs K VIII (Lt.Cdr. M.A.J. Derksema, RNN) was ordered to take up a patrol position to the North of Madura together with HrMs K IX (Lt. J.W. Caspers, RNN). K VIII however had to return to Surabaya several times for repairs. Her machinery was in a bad state and in need of a refit.

Submarine USS Triton: USS Triton (Lt.Cdr. W.A. Lent) torpedoed and sank the Japanese merchant Shokyu Maru (4886 GRT) in the East China Sea about 60 nautical miles south of Quelpart Island in position 32°10'N, 126°28'E.

Submarine USS Seadragon: USS Seadragon (Lt.Cdr. W.E. Ferrall, USN) departed Surabaya for Tjilatjap. While en-route she was ordered to proceed to Fremantle, Australia instead after picking up naval personnel.

Submarine HMS Unbeaten: HMS Unbeaten (Lt. J.D. Martin, RN) departed Malta for her 18th war patrol (17th in the Mediterranean). She was ordered to patrol the Eastern approaches to Tripoli. Later she was ordered to patrol between Kuriat and Lampion. Lt. Martin was still in command of Unbeaten as Lt. Woodward had strained his back. No log is available for this period so no map can be displayed.

Submarine HMS Rover: HMS Rover (Lt.Cdr. G.H. Reynolds, RN) arrived at Trincomalee.

Submarine HMS Taku: HMS Taku (Lt.Cdr. J.G. Hopkins, RN) departed Sheerness for Holy Loch via the English Channel.

Submarine HMS Upholder: HMS Upholder (Lt.Cdr. M.D. Wanklyn, VC, DSO, RN) departed Malta for her 26th war patrol (24th in the Mediterranean). She was ordered to patrol near Tripoli, Libya. For the daily and attack positions of HMS Upholder during this patrol see the map below.

Submarine HMS Umbra: HMS P 35 (Lt. S.L.C. Maydon, RN) departed Malta for her 4th war patrol (3rd in the Mediterranean). She was ordered to patrol to the East of Tripoli, Libya to intercept an important enemy convoy. As no log is available for this period it is not possible to display a map of this patrol.

Submarine HMS P 36: HMS P 36 (Lt. H.N. Edmonds, DSC, RN) departed Malta for her 7th war patrol (4th in the Mediterranean). She was ordered to patrol to the East of Tripoli to form a patrol line with HMS Upholder (Lt.Cdr. M.D. Wanklyn, VC, DSO, RN) and HMS Unbeaten (Lt.Cdr. E.A. Woodward, DSO, RN) to intercept an important enemy convoy. No convoy was sighted. No log is available for this period so no map can be displayed.

Submarine HMS Unison: HMS P 43 (Lt. A.C. Halliday, RN) conducted independent exercises in Loch Long.

Submarine USS S-37: USS S-37 (Lt. J.C. Dempsey) ended her 3rd war patrol at Surabaya.

Minesweeper USS Lapwing: USS Lapwing picks up 53 survivors from the American merchant Delplata that was torpedoed and heavy damaged the previous day by German U-boat U-156 some 60 miles west of Martinique in position 14°55'N, 62°10'W. After it was determined that the Delplata could not be salvaged she was sunk by gunfire from the Lapwing.

1943

Submarine HNMS O 21: HrMs O 21 (Lt.Cdr. J.F. van Dulm, RNN) arrived at Colombo.

Submarine HNMS O 24: HrMs O 24 (Lt.Cdr. W.J. de Vries) sank the Japanese coaster Bandai Maru (165 GRT) with gunfire west of Phuket Island in position 07°52'N, 98°16'E. (All times are zone -6.5) 1245 hours - In position 07°38'N, 98°13'E sighted smoke bearing 063°. 1317 hours - Sighted mastheads bearing 043°. Enemy course was approximately 285°, speed 10 knots. 1335 hours - The ships superstructure was now just visible over the horizon. 1353 hours - Surfaced for gun action, closed. 1400 hours - Opened fire with the gun from 7000 yards. 1410 hours - After several hits the ship headed for shore to beach herself. She was now head down and listing heavily to Port. 1417 hours - Ceased fire after 49 rounds. The ship sank bow first in position 07°52'N, 98°16'E shortly afterwards.

Submarine USS Thresher: USS Thresher (Lt.Cdr. W.J. Millican) torpedoed and damaged the Japanese transport ship Kuwayama Maru (5724 GRT) off Soembawa Island, Netherlands East Indies in position 07°53'S, 119°13'E. The damaged Japanese ship sank the following day.

Submarine USS Greenling: USS Greenling (Lt.Cdr. J.D. Grant) departed Brisbane for her 5th war patrol. She was ordered to patrol in the Solomon Islands/Bismarck Archipelago area.

Submarine USS Pogy: USS Pogy (Lt.Cdr. G.H. Wales, USN) arrived at Coco Solo, Panama Canal Zone from New Orleans, Louisiana for a training period.

Submarine USS Sawfish: USS Sawfish (Lt.Cdr. E.T. Sands) torpedoed and damaged the Japanese fleet oiler Ose (7986 GRT, former Dutch Genota captured on 9 May 1942 about 500 nautical miles east of Madagascar by the Japanese merchant cruisers Hokoku Maru and Aikoku Maru) off Oagari Jima, Japan in position 29°29'N, 132°48'E.

Submarine HMS Ursula: HMS Ursula (Lt. A.R. Profit, DSC, RN) carried out A/S exercises off Algiers with the British destroyers HMS Lightning (Cdr. H.G. Walters, DSC, RN) and HMS Bicester (Lt.Cdr. S.W.F. Bennetts, RN).

Submarine HMS Severn: HMS Severn (Lt.Cdr. A.N.G. Campbell, RN) conducted torpedo discharge trials at Arrochar.

Submarine HMS Sturgeon: HMS Sturgeon (Lt. A.W. Langridge, RN) departed Algiers for Gibraltar. For the daily positions of HMS Sturgeon during this passage see the map below.

Submarine HMS Sahib: HMS Sahib (Lt. J.H. Bromage, DSC, RN) ended her 8th war patrol (7th in the Mediterranean) at Malta. She proceeded to Malta because she was to dock there. No log for February 1943 is available so the dates of the docking are unknown.

Submarine HMS Tribune: HMS Tribune (Lt. S.A. Porter, RN) ended her 17th war patrol (3rd in the Mediterranean) at Algiers.

Submarine HMS Tuna: HMS Tuna (Lt. R.P. Raikes, RN) conducted speed trials on the measured mile in Loch Long.

Submarine HMS Templar: HMS Templar (Lt. D.J. Beckley, DSO, RN) conducted exercises in the Clyde area.

Submarine HMS Unruffled: HMS Unruffled (Lt. J.S. Stevens, DSC, RN) torpedoed and sank the German merchant Baalbeck (2115 GRT, built 1923, former French) about 18 nautical miles east-south-east of Cape Bon, Tunisia in position 36°56'N, 11°23'E. She was in convoy together with the German merchant Charles le Borgne (1426 GRT, built 1920, former French). They were escorted by the Italian torpedo boat Groppo and the Italian corvette Gabbiano. (All times are zone -1 0742 hours - Heard HE to the eastward and sighted a merchant vessel. This soon developed into a convoy of two merchant ships with two torpedo boats on each beam. Several aircraft were patrolling overhead. 0745 hours - Commenced attack. 0814 hours - In position 36°56'N, 11°23'E fired four torpedoes at the northernmost merchant vessel from 4000 yards. Almost 3 minutes after firing a loud explosion was heard followed shortly after a smaller explosion. This was followed by breaking up noises. Almost 5 minutes after firing another loud explosion was heard. Unruffled meanwhile had gone deep. 0842 hours - Depth charging commenced. A pattern of 5 was dropped reasonably close. 0930 hours - Returned to periscope depth. A torpedo boat could be seen which was only just visible. Nothing else was in sight. Unruffled now withdrew to the south.

Submarine HMS Unseen: HMS Unseen (Lt. M.L.C. Crawford, DSC, RN) departed Malta for her 7th war patrol (6th in the Mediterranean). She was ordered to patrol in the Gulf of Hammamet. For the daily and attack positions of HMS Unseen during this patrol see the map below.

Submarine HMS H 34: HMS H 34 (Lt. J.P. Angell, RN) conducted A/S exercises off Campbeltown with HMS Boarhound (Skr. A. Keable, RNR) and HMS Spaniel.

Destroyer ORP Burza: Burza was ordered to join the Escort Group A-3 (commanded by Cdr. Paul Heineman) which was escorting convoy ON-166.

Submarine USSR M-119: M-119 fires two torpedoes against the German Bali (1428 GRT) off Kiberg, Norway. Both torpedoes missed their target.

Submarine FR Archimede: Archimede departed Bermuda for the Philadelphia Navy Yard.

1944

Light cruiser HNMS Tromp: HrMs Tromp (A/Capt. F. Stam, RNN) departed Trincomalee for Colombo where she was to dock to repair the damage to her propellers.

Submarine HNMS O 9: with HrMs O 9 (Lt. J.B.M.J. Maas, RNN) participated in A/S exercises off Lough Foyle together with HMS Drury (Lt. N.J. Parker, RN), HMS Burges (Lt.Cdr. H. Hill, DSC, RD, RNR) and RHS Kriezis.

Submarine HNMS O 10: HrMs O 10 (Lt.Cdr. A. van Altena, RNN(R)) participated in A/S exercises off Stornoway with HMS Ailsa Craig (T/Lt. T.G. Hornsby, RNR).

Submarine USS Saury: USS Saury (Lt.Cdr. A.H. Dropp) ended her 9th war patrol at Pearl Harbor. She was ordered to the Mare Island Navy Yard for an overhaul.

Submarine USS Growler: With her overhaul completed USS Growler (Lt.Cdr. A.F. Schade) departed from Pearl Harbor for her 8th war patrol.

Submarine USS Cero: USS Cero (Lt.Cdr. E.F. Dissette) torpedoed and damaged the Japanese army cargo ship Hasshu Maru (2655 GRT) north of New Guinea in position 00°10'S, 139°45'E.

Submarine USS Gabilan: USS Gabilan conducted exercises off Key West.

Submarine USS Crevalle: After some voyage repairs, USS Crevalle (Cdr. H.G. Munson, USN), departed Darwin for Fremantle.

Submarine USS Bang: USS Bang (Lt.Cdr. A.R. Gallaher, USN) departed the Taboga Island anchorage, Panama Canal Zone for Pearl Harbour.

Submarine HMS Ursula: HMS Ursula (Lt. A.G. Davies, RN) arrived at Rothesay.

Submarine HMS Sea Rover: HMS Sea Rover (Lt. J.P. Angell, RN) departed Trincomalee for her 2nd war patrol (1st in the Far East). She was ordered to patrol in the Malacca Strait. For the daily and attack positions of HMS Sea Rover during this patrol see the map below. View HMS Sea Rover 2nd war patrol in a larger map

Submarine HMS Sea Nymph: HMS Sea Nymph (Lt. J.P.H. Oakley, DSC, RN) arrived at Lerwick.

Submarine HMS Syrtis: HMS Syrtis (Lt M.H. Jupp, DSC, RN) is ordered to leave patrol.

Submarine HMS Spirit: HMS Spirit (Lt. A.W. Langridge, RN) arrived at Ardrossan for a battery change.

Submarine HMS Tribune: HMS Tribune (Lt.Cdr. W.N. Eade, RNR) conducted exercises in the Clyde area with a training class of new submariners.

Submarine HMS Taku: HMS Taku (Lt. A.J.W. Pitt, RN) arrived at Holy Loch.

Submarine HMS Tudor: HMS Tudor (Lt. S.A. Porter, DSC, RN) arrived at Scapa Flow where she was to participate in A/S exercises.

Submarine HMS Tally-Ho: HMS Tally-Ho (Lt.Cdr. L.W.A. Bennington, DSO, DSC, RN) torpedoed and sank the Japanese army cargo ship Daigen Maru No.6 (510 GRT, built 1935) in the Strait of Malacca in position 03°52'N, 100°40'E. (All times are zone -6.5) 1410 hours - Sighted a merchant ship approaching from the South-East. Commenced attack. The vessel was judged to be about 2000/2500 tons. It was steering 304° at an estimated speed of 7 knots, range was 8000 yards. 1447 hours - In position 03°52'N, 100°40'E fired 5 torpedoes from 1300 yards. There was one hit and the ship sank in 4 minutes. Tally-Ho retired to the South-East.

Submarine HMS Tradewind: HMS Tradewind (Lt.Cdr. S.L.C. Maydon, DSO and Bar, RN) arrived at Holy Loch.

Submarine HMS Trenchant: HMS Trenchant (Lt.Cdr. A.R. Hezlet, DSC, RN) departed from Falmouth for Holy Loch. She was escorted by HMS Bridgewater (Cdr.(Retd.) R.H. Mack, RN).

Submarine HMS Universal: HMS Universal (Lt. C. Gordon, RN) departed Malta for La Maddalena. Passage through the Tunisian War Channel was made in convoy GUS 31.

Submarine HMS Uther: HMS Uther (Lt. A.A. Catlow, RN) participated in A/S exercises off Tobermory.

Submarine HMS H 28: HMS H 28 (Lt. J.W. Kelly, RN) participated in A/S exercises off Campbeltown.

Submarine HMS H 32: HMS H 32 (Lt. K.S. Renshaw, DSC, RNR) conducted A/S exercises off Campbeltown with HMS Radiant (T/Lt. C.S.R. Shapland, RNVR) and HMS La Cordeliere (Lt.Cdr. A.J.G. Barff, RNR).

Submarine HMS H 33: HMS H 33 (Lt. F.R. Lawrence, RN) participated in A/S exercises off Campbeltown.

Submarine HMS H 34: HMS H 34 (Lt. R.L. Jay, RN) conducted A/S exercises off Lough Foyle with HMS Calder (T/A/Lt.Cdr. E. Playne, RNVR), HMS Bentinck (Cdr. E.H. Chavasse, DSO, DSC, RN), HMS Burges (Lt.Cdr. H. Hill, DSC, RD, RNR) and HMS Buttercup (T/Lt. R.J. Jonckheere, RNR).

Submarine HMS H 44: HMS H 44 (Lt. P.N. Joyce, RN) conducted A/S exercises off Lough Foyle with RHS Tompazis and HMS Lavender (Lt. L.G. Pilcher, RNR).

Submarine USS R-10: USS R-10 (Lt. G.F. Sharp, USN) conducted exercises off Key West.

Submarine USS R-11: USS R-11 (Lt.Cdr. W.B. Parham, USN) conducted exercises off Key West.

Submarine USS R-13: USS R-13 (Lt.Cdr. D.L. Mehlop, USN) conducted exercises off Key West.

Submarine USS R-14: USS R-14 (Lt.Cdr. R. Holden, USN) conducted exercises off Key West.

Submarine USS R-20: USS R-20 (Lt.Cdr. E.T. Shepard, USN) is put on the slipway at Key West.

1945

Corvette HMCS Nanaimo: HMCS Nanaimo (T/Lt. R.C. Eaton, RCNVR) ended a refit at Esquimalt.

Destroyer USS Hugh W. Hadley: USS Hugh W. Hadley (Cdr. Baron Joseph Mullaney) departed from San Diego bound for Pearl Harbor.

Destroyer USS John R. Pierce: With her shakedown completed USS John R. Pierce (Cdr. C.R. Simmers) departed from Bermuda bound for New York.

Escort carrier USS Bismark Sea: The Bismarck Sea was attacked by 3 Japanese kamikazes, two of which were shot down. The other plane crashed onto her deck, exploding her ammunition storage, causing uncontrollable fires, despite the efforts of her crew. The carrier took 90 minutes to sink with 318 men lost.

Submarine HNMS O 15: HrMs O 15 (Lt. R.W. van Lynden, RNN) conducted a practive attack on HrMs Zeehond (Lt. S.H. de Boer, RNN).

Submarine USS Narwhal: USS Narwhal (Cdr. W.G. Holman, USN) arrived at the Philadelphia Navy Yard. She was decommissioned there on 23 April 1945.

Submarine USS Gato: USS Gato (Lt.Cdr. R.M. Farrell) torpedoed and sank the Japanese merchant Tairiku Maru (2325 GRT, built 1913) in Yellow Sea off the west coast of Korea in position 35°24'N, 125°23'E.

Submarine USS Blackfish: USS Blackfish (Lt.Cdr. R.F. Sellars) ended her 10th war patrol at Guam.

Submarine USS Bashaw: Off the north-east corner of Hainan island, USS Bashaw (Lt.Cdr. H.S. Simpson) claimed the sinking of a 200-ton coaster by torpedo (3 fired, 1 hit). Shortly afterwards, in company of USS Flasher she attacked another coaster by gunfire, both subs scoring hits and sharing the sinking.

Submarine USS Balao: USS Balao (Lt.Cdr. R.K.R. Worthington, USN) shifted from Guam to Saipan.

Submarine USS Crevalle: USS Crevalle (Cdr. E.H. Steinmetz, USN) arrived at Pearl Harbour to begin a training period before departing for her next war patrol.

Submarine USS Batfish: USS Batfish (Cdr. J.K. Fyfe, USN) arrived at Guam. She was escorted in by USS PC-1082 (Lt. N.P. Bard, USNR).

Submarine USS Charr: USS Charr (Cdr. F.D. Boyle, USN) is ordered to make rendez-vous with the Dutch submarine HrMs Zwaardvisch (Lt.Cdr. H.A.W. Goossens, RNN).

Submarine USS Bugara: USS Bugara (Cdr. A.F. Schade, USN) departed from Pearl Harbor for her 1st war patrol. She was initially ordered to patrol north of Luzon, Philippines. For daily positions of USS Bugara during this patrol see the map below.

Submarine USS Carbonero: USS Carbonero (Cdr. C.L. Murphy, USN) departed New London, Connecticut for Newport, Rhode Island for her torpedo trials.

Submarine USS Torsk: USS Torsk (Cdr. B.E. Lewellen, USN) departed Port Everglades, Florida for the Panama Canal Zone.

Submarine HMS Clyde: HMS Clyde (Lt. R.H. Bull, DSC, RN) conducted torpedo firing trials inside Trincomalee Bay.

Submarine HMS Sibyl: HMS Sibyl (Lt. H.R. Murray, RN) is undocked.

Submarine HMS Strongbow: HMS Strongbow (Lt. J.A.R. Troup, DSC, RN) was undocked.

Submarine HMS Tribune: HMS Tribune (Lt. A.D. Piper, DSO, DSC, RD, RNR) conducted exercises off Blyth with a training class of new submariners.

Submarine HMS Truant: HMS Truant (Lt.Cdr. R.S. Brookes, DSO, DSC, RN) conducted trials off Portland.

Submarine HMS Telemachus: HMS Telemachus (Cdr. W.D.A. King, DSO and Bar, DSC, RN) conducted noise trials off Fremantle.

Submarine HMS Taciturn: HMS Taciturn (Lt.Cdr. E.T. Stanley, DSO, DSC, RN) departed from Holy Loch for Gibraltar. This is the first leg of the passage to the Far East. She made the passage in convoy OS 112 / KMS 86. For the daily positions of HMS Taciturn during this passage see the map below.

Submarine HMS Tapir: HMS Tapir (Lt. J.C.Y. Roxbourgh, DSO, DSC, RN) departed Scapa Flow for Holy Loch via Loch Cairnbawn. She was escorted by HMS Shikari (Lt. E.H.U. Cautley, RNVR).

Submarine HMS Uproar: HMS Uproar (Lt. J.N. Devlin, DSC, RN) shifted from Rothesay to Holy Loch where she is immediately docked.

Submarine HMS Unbending: HMS Unbending (Lt. P.C. Chapman, DSO, DSC, RN) conducted exercises off Blyth with a training class of new submariners.

Submarine HMS Unruffled: HMS Unruffled (T/Lt. A.H. MacCoy, DSC, SANF(V)) participated in A/S exercises off Bermuda.

Submarine HMS Unruly: HMS Unruly (T/Lt. D.J. Palmer, RNVR) conducted A/S exercises off Tobermory with HMS PC 74 (A/Lt.Cdr. A. Richardson, RNR).

Submarine HMS Ultor: HMS Ultor (Lt. J.P. Harvey, RN) participated in A/S exercises off Campbeltown. The exercises were cancelled soon after they had commenced and HMS Ultor returned to harbour.

Submarine HMS Unsparing: HMS Unsparing (Lt. J.M.C. Fenton, DSC, RN) participated in A/S exercises off Tobermory.

Submarine HMS Untamed: HMS Vitality (Lt. W.T.J. Fox, RN) participated in A/S exercises off Campbeltown. After about one hour the exercises were cancelled.

Submarine HMS H 50: HMS H 50 (Lt. R. Westlake, RNVR) conducted special trials in the Clyde area.

Submarine USS R-2: USS R-2 (Lt.Cdr. L.G. Bernard, USN) conducted exercises off Key West.

Submarine USS R-4: USS R-4 (Lt. D.C. Peto, USN) conducted exercises off Key West.

Submarine USS R-11: USS R-11 (Lt.Cdr. M. Abrahams, USN) conducted exercises off Key West.

Submarine USS R-15: USS R-15 arrived at Key West, Florida from Bermuda for repairs and onward routing to Guantanamo Bay, Cuba.

Submarine USS R-20: USS R-20 (Lt.Cdr. J.B. Dudley, USN) conducted exercises off Key West.