| 1915 | E31 | Completed |
| 1916 | K10 | Launched |
| 1940 | Rorqual (N74) | The Italian merchant Caffaro is damaged north-west of Tripoli, Libya, when she hits a mine laid on 5 November 1940 by the British submarine HMS Rorqual. |
| 1940 | Trident (N52) | HMS Trident fires five torpedoes against a darkened ship that entered Punta Delgada, Azores. All five torpedoes missed their target. |
| 1942 | Safari (P211) | HMS Safari sinks the Italian sailing vessel Eleonora Rosa with gunfire about 10 nautical miles south of Sousa, Tunisia. |
| 1944 | Tudor (P326) | Lt S A Porter, DSC sinks a Japanese sailing vessel with gunfire of the west coast of Burma. |
| 1945 | Sidon (P259) | Paid off into Reserve Group "S" at Portsmouth attached to the 5th Submarine Flotilla |
