Patrol 1

Dec 1941 - 29 Dec1941

No sinkings

Patrol 2

31 Dec 1941 - 29 Jan 1942

Patrol 3

7 Feb 1942 - 19 Mar 1942

Patrol 4

31 Dec 1942 - 29 Jan 1942

Patrol 5

10 Jul 1942 - 26 Aug 1942

Patrol 6

22 Jan 1943 - 3 Mar 1943

Damage inflicted on eight sampans by gunfire

立山丸 Tateyama Maru

Sank two unidentified sampans by gunfire

Patrol 7

18 Mar 1943 - Pickerel lost

第13号駆潜艇 Submarine Chaser No. 13 (Cha-13)

福栄丸 Fukuei Maru

Current research credits Pickerel with 4 ships sunk, totalling 6,493 tons, plus 2 sampans of unknown tonnage..

JANAC credits Pickerel with 4 ships, totalling 6,472 tons.

Alden-McDonald credit Pickerel with sinking 4 ships totalling 6,493 tons, plus 2 sampans of unknown tonnage..

SORG credits Pickerel with 5 ships and 16,100 tons sunk.

Japanese Naval and Merchant Ship Losses - JANAC on the NHHC website

JANAC on the Hyperwar website - https://www.ibiblio.org/hyperwar/Japan/IJN/JANAC-Losses/JANAC-Losses-6.html

SORG- http://archive.hnsa.org/doc/subreports-sorg.htm (Excel spreadsheet download)

Archives of the Pacific Fleet Submarine Museum (PFSM)

War Patrol Reports - USS Pickerel

Monthly Losses of Combatant and Non-Combatant Vessels

太平洋戦争時の喪失船舶明細表（汽船主体）- Lost Vessel table during the Pacific War (merchant vessels)

Alden, John D., and McDonald, Craig R. - U.S. & Allied Sub Successes in the Pacific & Far East during WWII - Fourth Edition, 2009

Cressman, Robert - The Official Chronology of the U.S. Navy in World War II, Naval Institute Press, 2000.

Wrecksite - https://www.wrecksite.eu/wrecksite.aspx

Miramar Ship Index - https://www.miramarshipindex.nz/

Imperial Japanese Navy Page - http://www.combinedfleet.com/

Wikipedia Japan - https://ja.wikipedia.org/wiki/

Japan Center for Asian Historical Records - National Archives of Japan - https://www.jacar.go.jp/index.html

Official U.S. Navy Photos - Naval History & Heritage Command

Archives of the Pacific Fleet Submarine Museum (PFSM)

Imperial Japanese Navy Page - http://www.combinedfleet.com/

Japanese Merchant Ship photos - Wrecksite - copyright owners retain all rights. Photos used on this site will be taken down should the owner request their removal.