| Navy | The Royal Navy |
| Type | Minesweeper |
| Class | YMS |
| Pennant | J 831 |
| Built by | American Car and Foundry Co. (Wilmington, Delaware, U.S.A.) |
| Ordered | 14 Mar 1942 |
| Laid down | 11 May 1942 |
| Launched | 7 Sep 1942 |
| Commissioned | 13 Mar 1943 |
| End service | |
| History | Returned to the USN on 10 July 1947. |
| Former name | BYMS 31 |
Commands listed for HMS BYMS 2031 (J 831)
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/Lt. R Cox, RNVR | Nov 1942 | Aug 1943 |
| 2 | A/Skr.Lt. William Masson, RNR | Aug 1943 | Nov 1944 |
| 3 | T/A/Skr.Lt. Frederick Sydney Johnson, DSC, RNR | Nov 1944 | mid 1945 |
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