| Navy | The Royal Navy |
| Type | Motor minesweeper |
| Class | MMS I |
| Pennant | J 642 |
| Built by | Steers (St. John's, Canada) |
| Ordered | 16 Mar 1941 |
| Laid down | |
| Launched | 23 Dec 1941 |
| Commissioned | 12 Jan 1943 |
| End service | |
| History | Completed as danlayer, named Cottel |
Commands listed for HMS MMS 142 (J 642)
Please note that we're still working on this section.
| Commander | From | To | |
| 1 | F E Johnson, RNVR | Dec 1943 | mid 1945 |
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