Allied Warships

Peto (SS-265)

Submarine of the Gato class

USS Peto being launched sideways on 30 April 1942.

Navy	The US Navy
Type	Submarine
Class	Gato
Pennant	265
Built by	Manitowoc Shipbuilding Co. (Manitowoc, Wisconsin, U.S.A.)
Ordered	9 Sep 1940
Laid down	18 Jun 1941
Launched	30 Apr 1942
Commissioned	21 Nov 1942
End service	1 Aug 1960
History	Decommissioned 25 December 1942 and transported in a floating drydock to New Orleans, Louisiana. Recommissioned at New Orleans on 1 January 1943 Decommissioned 25 June 1946. Laid up in the Atlantic Reserve Fleet. Served as a Naval Reserve Training Vessel in the 8th Naval District from November 1956 till 1 August 1960. Stricken 1 August 1960. Sold 10 November 1960 to be broken up for scrap.

Commands listed for USS Peto (265)

Please note that we're still working on this section
and that we only list Commanding Officers for the duration of the Second World War.

	Commander	From	To
1	T/Cdr. William Thackeray Nelson, USN	14 Mar 1943	22 Jan 1944
2	T/Lt.Cdr. Paul van Leunen, Jr, USN	22 Jan 1944	18 Jul 1944
3	T/Cdr. Robert Hugh Caldwell, Jr., USN	18 Jul 1944	30 Aug 1945

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Notable events involving Peto include:

7 Jan 1943
USS Peto (Lt.Cdr. W.T. Nelson, USN) arrived at New Orleans, Louisiana from Manitowoc, Wisconsin.

16 Jan 1943
USS Peto (Lt.Cdr. W.T. Nelson, USN) departed New Orleans, Louisiana for the Panama Canal Zone.

20 Jan 1943
USS Peto (Lt.Cdr. W.T. Nelson, USN) arrived at Coco Solo, Panama Canal Zone from New Orleans, Louisiana for a training period.

18 Feb 1943
USS Peto (Lt.Cdr. W.T. Nelson, USN) completed her training period in the Panama Canal Zone.

14 Mar 1943
USS Peto (Lt.Cdr. William Thackeray Nelson) arrived at Brisbane, Australia.

2 Apr 1943
USS Peto (Lt.Cdr. W.T. Nelson) departed from Brisbane for her 1st war patrol. She was ordered to patrol in the Truk-Rabaul shipping lanes.

20 May 1943
USS Peto (Lt.Cdr. W.T. Nelson) ended her 1st war patrol at Brisbane.

10 Jun 1943
USS Peto (Lt.Cdr. W.T. Nelson) departed from Brisbane for her 2nd war patrol. She was ordered to patrol in the Truk-Rabaul shipping lanes.

28 Jun 1943
USS Peto (Lt.Cdr. W.T. Nelson) torpedoed and sank the Japanese hydrographical-meteorological research ship Tenkai (Maru) (359 GRT) between Truk and Rabaul in position 01°47'N, 151°46'E.

7 Jul 1943
USS Peto (Lt.Cdr. W.T. Nelson) torpedoed and damaged the Japanese oiler Shinkoku Maru (10020 GRT) north-east of Manus in position 00°35'N, 148°00'E.

4 Aug 1943
USS Peto (Lt.Cdr. W.T. Nelson) ended her 2nd war patrol at Brisbane.

1 Sep 1943
USS Peto (Lt.Cdr. W.T. Nelson) departed from Brisbane for her 3rd war patrol. She was ordered to patrol in the Caroline Islands area.

1 Oct 1943
USS Peto (Lt.Cdr. W.T. Nelson) torpedoed and sank the Japanese troop transport Tonei Maru (4930 GRT) and the Japanese army cargo ship Kinkasan Maru (4980 GRT) south of the Caroline Islands in position 04°00'N, 143°50'E.

21 Oct 1943
USS Peto (Lt.Cdr. W.T. Nelson) ended her 3rd war patrol at Brisbane.

14 Nov 1943
USS Peto (Lt.Cdr. W.T. Nelson) departed from Brisbane for her 4th war patrol. She was ordered to patrol between the Caroline Islands and New Guinea.

1 Dec 1943
USS Peto (Lt.Cdr. W.T. Nelson) torpedoed and sank the Japanese troop transport Konei Maru (2345 GRT) north of Manus in position 01°16'N, 146°45'E.

7 Jan 1944
USS Peto (Lt.Cdr. W.T. Nelson) ended her 4th war patrol at Brisbane.

2 Feb 1944
USS Peto (Lt.Cdr. Paul Van Leunen, Jr.) departed from Brisbane for her 5th war patrol, and was ordered to patrol north of New Guinea.

27 Feb 1944
USS Peto (Lt.Cdr. Paul Van Leunen, Jr.) calls at Langemak Bay, New Guinea to refuel and to make repairs.

1 Mar 1944
USS Peto (Lt.Cdr. P. Van Leunen, Jr.) departed from Langemak Bay to resume her patrol.

4 Mar 1944
USS Peto (Lt.Cdr. P. Van Leunen, Jr.) torpedoed and sank the Japanese army cargo ship Kayo Maru (4368 GRT) about 75 nautical miles west-north-west of Hollandia, New Guinea in position 01°28'S, 138°40'E.

25 Mar 1944
USS Peto (Lt.Cdr. Paul Van Leunen, Jr.) calls at Midway.

29 Mar 1944
USS Peto (Lt.Cdr. P. Van Leunen, Jr.) ended her 5th war patrol at Pearl Harbor.

28 Apr 1944
USS Peto (Lt.Cdr. P. Van Leunen, Jr.) departed from Pearl Harbor for her 6th war patrol. She was ordered to patrol south of Formosa.

2 May 1944
USS Peto (Lt.Cdr. Paul Van Leunen, Jr.) refuels at Midway.

15 Jun 1944
USS Peto (Lt.Cdr. Paul Van Leunen, Jr.) calls at Midway.

19 Jun 1944
USS Peto (Lt.Cdr. Paul Van Leunen, Jr.) ended her 6th war patrol at Pearl Harbor.

21 Jun 1944
USS Peto departed from Pearl Harbor bound for San Francisco for a major overhaul at the Bethlehem Steel Company.

29 Sep 1944
With her overhaul completed USS Peto (Lt.Cdr. Robert Hugh Caldwell, Jr.) departed from the US west coast bound for Pearl Harbor.

7 Oct 1944
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) arrived at Pearl Harbor.

16 Oct 1944
During 16/17 October 1944, the submarines USS Skipjack (T/Cdr. R.S. Andrews, USN), USS Swordfish (T/Cdr. K.E. Montross, USN), USS Albacore (T/Lt.Cdr. H.R. Rimmer, USN), USS Peto (T/Cdr. R.H. Caldwell, Jr., USN), USS Dragonet (T/Cdr. J.H. Lewis, USN) all conducted exercises off Pearl Harbour. These included night exercises. Also participating in these exercises were the destroyer minelayer USS Ramsay (Lt. R.R. Pollard, Jr., USNR) and the destroyer escorts USS Connolly (Lt.Cdr. W.A. Collier, USNR) and USS Hemminger (Lt.Cdr. J.R. Bodler, USNR)

27 Oct 1944
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) departed from Midway for her 7th war patrol. She was ordered to patrol in the Yellow Sea.

12 Nov 1944
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) torpedoed and sank the Japanese army cargo ship Tatsuraku Maru (2746 GRT) in the East China Sea in position 31°18'N, 125°30'E.

18 Nov 1944
While operating in the East China Sea west of Saishu Island USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) torpedoed and sank the Japanese army cargo ships Aisakasan Maru (6923 GRT) in position 33°50'N, 124°44'E and Chinkai Maru (2827 GRT) in position 33°39'N, 124°26'E.

6 Dec 1944
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) ended her 7th war patrol at Guam.

2 Jan 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) arrived at Pearl Harbor.

31 Jan 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) departed from Pearl Harbor for her 8th war patrol. She was ordered to patrol in Japanese home waters.

12 Feb 1945
USS Peto (Lt.Cdr. Robert Hugh Caldwell, Jr.) refuels at Saipan.

9 Apr 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) ended her 8th war patrol at Midway.

4 May 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) departed from Midway for her 9th war patrol. She was ordered to patrol off Marcus Island.

19 Jun 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) ended her 9th war patrol at Guam.

14 Jul 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) departed from Guam for her 10th war patrol. She was ordered to patrol south of Honshu in Japanese home waters.

25 Jul 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) sank a Japanese sampan with gunfire south of Honshu in position 34°23'N, 137°25'E.

15 Sep 1945
USS Peto (Lt.Cdr. R.H. Caldwell, Jr.) arrived off the Panama Canal and ended her 10th war patrol.