| Noteable events involving Sunfish include: 26 Oct, 1942
With her trials and initial training completed USS Sunfish (Lt.Cdr. R.W. Peterson) departs San Francisco bound for Pearl Harbour. 1 Nov, 1942
USS Sunfish (Lt.Cdr. R.W. Peterson) arrives at Pearl Harbour. 23 Nov, 1942
USS Sunfish (Lt.Cdr. R.W. Peterson) departs Pearl Harbour for her 1st war patrol. She is ordered to patrol of Honshu and Hokkaido in Japanese home waters. 14 Dec, 1942
USS Sunfish (Lt.Cdr. R.W. Peterson) lays mines in entrance to Iseno Umi Bay, Japan. She continues to lay mines on the 15th, 16th and 17th December. 18 Dec, 1942
USS Sunfish (Lt.Cdr. R.W. Peterson) torpedoes and damages the Japanese Kyowa Maru (1917 GRT) off the south coast of Honshu, Japan in position 34º10'N, 136º52'E. (see map) 14 Jan, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) ends her 1st war patrol at Midway. 4 Feb, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) departs Midway for her 2nd war patrol. She is ordered to patrol in the East China Sea. 20 Feb, 1943
The Japanese auxiliary patrol vessel Yoshida Maru (2920 GRT) is damaged by a mine in position 34º28'N, 137º20'E. The mine was most likely laid by USS Sunfish between 14 / 17 December 1942. (see map) 13 Mar, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) torpedoes and sinks the Japanese merchant cargo ship Kosei Maru (3262 GRT) near Tokara Jima, Ryukyu Islands in position 29º04'N, 129º17'E. (see map) 3 Apr, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) ends her 2nd war patrol at Pearl Harbour. 4 May, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) departs Pearl Harbour for her 3rd war patrol. She is ordered to patrol in the Caroline Islands area. 24 Jun, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) ends her 3rd war patrol. 28 Jul, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) departs for her 4th war patrol. She is ordered to patrol off Formosa. 13 Aug, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) torpedoes and sinks the Japanese auxiliary gunboat Edo Maru (1299 GRT) about 180 nautical miles from Chichi Jima, Bonin Islands in position 24º04'N, 142º21'E. (see map) 4 Sep, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) torpedoes and sinks the Japanese army cargo ship Kozan Maru (4180 GRT) off the Bonin Islands in position 22º06'N, 119º50'E. (see map) 25 Sep, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) ends her 4th war patrol at Pearl Harbour. 16 Oct, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) departs Pearl Harbour for her 5th war patrol. She is ordered to patrol north-east of Formosa. 14 Dec, 1943
USS Sunfish (Lt.Cdr. R.W. Peterson) ends her 5th war patrol at Pearl Harbour. 14 Jan, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) departs Pearl Harbour for her 6th war patrol. She is ordered to patrol in the Caroline and Mariana Islands area. 23 Feb, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and sinks the Japanese collier Shinyubari Maru (5354 GRT) about 40 nautical miles west of Saipan in position 15º23'N, 145º03'E. (see map) 7 Mar, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) ends her 6th war patrol at Pearl Harbour. She was now sent to US west coast for a major overhaul. 22 Jun, 1944
With her overhaul completed USS Sunfish (Lt.Cdr. E.E. Shelby) departs Pearl Harbour for her 7th war patrol. She is ordered to patrol of the Kuril Islands. 5 Jul, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and sinks the Japanese merchant passenger/cargo ship Shinmei Maru (2577 GRT) off Paramushiro, Kuril Islands in position 51º28'N, 156º28'E. (see map) 7 Jul, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) sinks the Japanese fishing vessels Hokuyo Maru No.105, Kannon Maru No.5, Ebisu Maru, and Kinei Maru with gunfire off the Kuril Islands in position 47º29'E, 152º29'E.
Note; Some sources, based on the sub's patrol report, give that Sunfish sank 13 fishing vessels on this day, but this can't be confirmed. (see map) 9 Jul, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and sinks the Japanese army cargo ship Taihei Maru (6284 GRT) north of Araito Island in position 51º19'N, 155º43'E. (see map) 1 Aug, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) ends her 7th war patrol at Midway. 20 Aug, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) departs Midway for her 8th war patrol. She is ordered to patrol in the Yellow Sea. 10 Sep, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and sinks the Japanese merchant tanker Chihaya Maru (4701 GRT) east of Quelpart Island in position 33º47'N, 127º37'E. (see map) 13 Sep, 1944
While operating in the Yellow Sea USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and damages the Japanese army cargo ship Gyoku Maru (6854 GRT) in position 34º32'N, 124º44'E, and torpedoes and sinks the Japanese army cargo ship Etajima Maru (6933 GRT) in position 35º04'N, 24º49'E. (see map) 27 Sep, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) ends her 8th war patrol at Pearl Harbour. 23 Oct, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) departs Pearl Harbour for her 9th war patrol. She is ordered to patrol in the East China and Yellow Seas. 17 Nov, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and damages the Japanese army transport Edogawa Maru (6968 GRT) west of Quelpart Island in position 33º40'N, 124º30'E. The badly damaged Japanese ship sinks the next day. (see map) 18 Nov, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and sinks the Japanese troop transport Seisho Maru (5463 GRT) in the East China Sea west of Saishu Island in position 33º36'N, 124º18'E. (see map) 30 Nov, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) torpedoes and sinks the Japanese merchant cargo ship Dairen Maru (3748 GRT) off western Korea in position 38º08'N, 124º35'E. 19 Dec, 1944
USS Sunfish (Lt.Cdr. E.E. Shelby) ends her 9th war patrol at Majuro. 15 Jan, 1945
USS Sunfish (Lt.Cdr. E.E. Shelby) departs Majuro for her 10th war patrol. She is ordered to patrol in the East China and Yellow Seas. 20 Feb, 1945
USS Sunfish (Lt.Cdr. E.E. Shelby) has to abort her 10th war patrol when a collision with an unsighted ice floe bent both periscopes. 27 Feb, 1945
USS Sunfish (Lt.Cdr. E.E. Shelby) ends her 10th war patrol at Guam. 31 Mar, 1945
USS Sunfish (Cdr. J.W. Reed) departs Guam for her 11th war patrol. She is ordered to patrol off Honshu and Hokkaido in Japanese home waters. 16 Apr, 1945
USS Sunfish (Cdr. J.W. Reed) torpedoes and sinks the Japanese corvette Kaibokan No.73 (745 tons) and the Japanese troop transport Manryu Maru (1630 GRT, former Norwegian Bordvik, offsite link) off Yamado harbor, Honshu, Japan in position 39º36'N, 142º05'E. (see map) 19 Apr, 1945
While operating off Shizunai, Hokkaido, Japan USS Sunfish (Cdr. J.W. Reed) torpedoes and sinks the Japanese sinking auxiliary gunboat Kaiho Maru (1093 GRT) in position 42º22'N, 142º16'E, and the Japanese merchant cargo ship Taisei Maru (1948 GRT) in position 42º22'N, 142º13'E. (see map) 28 Apr, 1945
USS Sunfish (Cdr. J.W. Reed) ends her 11th war patrol at Pearl Harbour. 30 Apr, 1945
USS Sunfish departs Pearl Harbour bound for the Mare Island Navy Yard where she is to receive a major overhaul. 7 May, 1945
USS Sunfish arrives at the Mare Island Navy Yard. 31 Jul, 1945
With her overhaul completed USS Sunfish departs the Mare Island Navy Yard bound for Pearl Harbour. 9 Aug, 1945
USS Sunfish departs arrives at Pearl Harbour. | 
