Patrol 1

5 April 1943- 8 May 1943

明治丸 Meiji Maru (listed as Meiji Maru No. 1 in JANAC)

勇山丸 Yuzan Maru

Patrol Boat (unconfirmed)

第五恵比寿丸 Ebisu Maru No. 5

Patrol 2

29 May 1943- 26 Jul 1943

鞍山丸 Anzan Maru

黒竜丸 Kokuryu Maru

Patrol 3

13 Oct 1943- 5 Dec 1943

No sinkings, but 知床 Shiratoko was damaged by Scorpion

Patrol 4

29 Dec 1943- sometime after 5 Jan 1944 - Scorpion lost

5 ships totalling 18,447 tons, including 1 small vessel (Ebisu Maru No. 5) of 131 tons not credited to Scorpion in JANAC.

JANAC - 4 ships totalling 18,316 tons.

Alden-McDonald credit Scorpion with 5 ships totalling 18,447 tons sunk.

SORG credits Scorpion with 8 ships (3 small ships of an estimated 100 tons each and two others of unknown tonnages) totalling 13,100 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 Scorpion

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)

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.