SUBMARINES: CHATHAM BUILT
HM Submarine Swordfish
| HMS/m SWORDFISH: Movements, August 1939 to November 1940 | |
| August 1939 | In Harbour: Dundee |
| 11/09/1939 to 14/09/1939 | War Patrol: Obrestadt Line |
| 15/09/1939 to 21/09/1939 | In Harbour: Dundee |
| 22/09/1939 to 30/09/1939 | War Patrol: Horns Reef |
| 01/10/1939 to 18/10/1939 | In Harbour: |
| 19/10/1939 to 13/02/1940 | Refit |
| 14/02/1940 to 16/02/1940 | On Passage and Exercises |
| 17/02/1940 to 19/02/1940 | In Harbour: |
| 20/02/1940 to 21/02/1940 | On Passage and Exercises |
| 22/02/1940 to 13/03/1940 | In Harbour: |
| 14/03/1940 to 18/03/1940 | War Patrol: |
| 19/03/1940 to 28/03/1940 | In Harbour: Blyth |
| 29/03/1940 to 09/04/1940 | War Patrol: North West of Denmark |
| 10/04/1940 to 16/04/1940 | In Harbour: Rosyth |
| 16/04/1940 to 29/04/1940 | War Patrol: Arendal and Skaw |
| 30/04/1940 to 12/05/1940 | In Harbour: Rosyth |
| 13/05/1940 to 26/05/1940 | War Patrol: West of Declared Area |
| 27/05/1940 to 06/06/1940 | In Harbour: Blyth |
| 07/06/1940 to 20/06/1940 | War Patrol: Texel |
| 21/06/1940 to 03/07/1940 | In Harbour: Blyth |
| 04/07/1940 to 15/07/1940 | War Patrol: Texel |
| 16/07/1940 to 30/071940 | In Harbour: Blyth |
| 31/07/1940 to 12/08/1940 | War Patrol: South of Naze |
| 13/08/1940 to 01/09/1940 | In Harbour: Blyth |
| 02/09/1940 to 17/09/1940 | War Patrol: North of Declared Area |
| 18/09/1940 to 26/09/1940 | In Harbour: Blyth |
| 27/09/1940 to 05/10/1940 | War Patrol: Cherboug |
| 06/10/1940 to 21/10/1940 | In Harbour: Portsmouth |
| 22/10/1940 to 31/10/1940 | War Patrol: Barfleur |
| 01/11/1940 to 07/11/1940 | In Harbour: Portsmouth |
| 08/11/1940 | Sailed from Portsmouth On Eternal Patrol |