Allied Warships

Trepang (SS-412)

Submarine of the Balao class

USS Trepang close up.

Navy	The US Navy
Type	Submarine
Class	Balao
Pennant	412
Built by	Mare Island Navy Yard (Vallejo, California, U.S.A.)
Ordered	8 Jun 1942
Laid down	25 Jun 1943
Launched	23 Mar 1944
Commissioned	22 May 1944
End service	30 Jun 1967
History	Decommissioned 27 June 1946. Laid up in the Pacific Reserve Fleet. Stricken 30 June 1967. Sunk as a target on 16 September 1969 by USS Henderson (DD 785) and USS Fechteler (DD 870).

Commands listed for USS Trepang (412)

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. Roy Milton Davenport, USN	22 May 1944	30 Dec 1944
2	T/Cdr. Allen Russell Faust, USN	30 Dec 1944	31 Jul 1945

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Notable events involving Trepang include:

13 Sep 1944
USS Trepang (Cdr. Roy Milton Davenport) departed from Pearl Harbor for her 1st war patrol. She was ordered to patrol south of Honshu, Japan.

1 Oct 1944
USS Trepang (Cdr. R.M. Davenport) torpedoed and sank the Japanese supply ship Takunan Maru (752 GRT) north of Ogasawara-Gunto in position 25°30'N, 142°30'E.

11 Oct 1944
USS Trepang (Cdr. R.M. Davenport) torpedoed and sank the Japanese landing ship T 105 (870 tons) off Honshu, Japan in position 33°18'N, 137°42'E.

12 Oct 1944
USS Trepang (Cdr. R.M. Davenport) torpedoed and damaged the Japanese destroyer Fuyuzuki (2701 tons, offsite link) off Omaesuki, Japan in position 33°56'N, 138°09'E.

23 Oct 1944
USS Trepang (Cdr. R.M. Davenport) ended her 1st war patrol at Majuro.

16 Nov 1944
USS Trepang (Cdr. R.M. Davenport) departed from Majuro for her 2nd war patrol. She was ordered to patrol in Luzon Strait.

6 Dec 1944
USS Trepang (Cdr. R.M. Davenport) torpedoed and sank the Japanese army cargo ship Fukuyo Maru (5463 GRT) and the Japanese merchant cargo ship Jinyo Maru (6862 GRT) and torpedoed and damaged the Japanese merchant cargo ship Yamakuni Maru (500 GRT) north of Luzon, Philippines in position 18°59'N, 121°05'E.

7 Dec 1944
USS Trepang (Cdr. R.M. Davenport) torpedoed and sank the Japanese troop transport Banshu Maru No.31 (748 GRT) north of Luzon, Philippines in position 18°54'N, 120°49'E.

20 Dec 1944
USS Trepang (Cdr. R.M. Davenport) ended her 2nd war patrol at Pearl Harbor.

15 Jan 1945
USS Brill (Cdr. H.B. Dodge, USN) conducted exercises off Pearl Harbour together with USS Austin (Lt. W.H. White, USNR), USS Harold C. Thomas (Lt. G. Cheshire, Jr., USNR) and USS Trepang (Cdr. A.R. Faust, USN).

16 Jan 1945
USS Brill (Cdr. H.B. Dodge, USN) conducted exercises off Pearl Harbour together with USS Austin (Lt. W.H. White, USNR), USS Harold C. Thomas (Lt. G. Cheshire, Jr., USNR) and USS Trepang (Cdr. A.R. Faust, USN).

25 Jan 1945
USS Trepang (Cdr. Allen Russell Faust) departed from Pearl Harbor for her 3rd war patrol, and was ordered to patrol of Honshu, Japan.

24 Feb 1945
USS Trepang (Cdr. A.R. Faust) torpedoed and sank the Japanese merchant cargo ship Uzuki Maru (875 GRT) north-north-east of Mikizaki, Japan in position 32°40'N, 132°33'E.

3 Mar 1945
USS Trepang (Cdr. A.R. Faust) torpedoed and sank the Japanese auxiliary gunboat Nissho Maru No.2 (1386 GRT) off Mijake Jima, Japan in position 34°05'N, 139°54'E. Trepang ended her 3rd war patrol at Guam.

28 Apr 1945
While on her 4th war patrol USS Trepang (Cdr. A.R. Faust) torpedoed and sank the Japanese landing ship T 146 (870 tons) off Osezaki, Japan in position 32°24'N, 128°40'E.

30 Apr 1945
While on her 4th war patrol USS Trepang (Cdr. A.R. Faust) torpedoed and sank the Japanese troop transport Miho Maru (4667 GRT) in the Yellow Sea in position 34°27'N, 123°48'E.

4 May 1945
While on her 4th war patrol USS Trepang (Cdr. A.R. Faust) torpedoed and sank the Japanese minesweeper W 20 (648 tons, offsite link) in the Yellow Sea about 140 nautical miles south-east of Mokpo, Korea in position 34°16'N, 123°37'E. Trepang ended her 4th war patrol at Guam.

7 Jul 1945
While on her 5th war patrol USS Trepang (Cdr. A.R. Faust) torpedoed and sank the Japanese merchant cargo ship Koun Maru No.2 (606 GRT) east of Japan in position 42°21'N, 141°28'E.

14 Jul 1945
While on her 5th war patrol USS Trepang (Cdr. A.R. Faust) sank a small Japanese vessel with gunfire east of Honshu, Japan in position 38°43'N, 141°53'E. Trepang ended her 5th war patrol at Pearl Harbor.