SUBMARINES: CHATHAM BUILT
HM Submarine Sterlet
| HMS/m STERLET: Movements, August 1939 to April 1940 | |
| 14/08/1939 to 03/09/1939 | In Dundee |
| 04/09/1939 to 19/09/1939 | Obrestadt Line: (A line between Montrose and Obrestadt Norway) |
| 20/09/1939 to 03/10/1939 | Dundee |
| 04/10/1939 to 19/10/1939 | Off Stadlandet (Norway) |
| 20/10/1939 to 26/10/1939 | Rosyth |
| 27/10/1939 to 10/11/1939 | Norway Patrol |
| 11/11/1939 to 20/11/1939 | Rosyth |
| 21/11/1939 to 01/12/1939 | Refit/Repairs Rosyth |
| 02/12/1939 to 10/12/1939 | Rosyth |
| 11/12/1939 to 23/12/1939 | Horns Reef (Coast of Denmark) |
| 24/12/1939 to 06/01/1940 | Harwich |
| 06/12/1940 to 09/12/1940 | Local Patrols |
| 09/01/1940 to 12/02/1940 | Refit |
| 13/02/1940 to 15/02/1940 | On Passage |
| 16/02/1940 to 29/02/1940 | Harwich |
| 01/03/1940 to 07/03/1940 | Texel (Netherlands Coast) |
| 08/03/1940 to 14/03/1940 | Lowestoft |
| 15/03/1940 to 18/03/1940 | On Patrol |
| 19/03/1940 to 12/04/1940 | Harwich |
| 13/04/1940 to 18/04/1940 | On Patrol Skagerrak |
| 18/04/1940 | Sunk by German Anti Submarine Trawlers On Eternal Patrol |