Nummer: 00717
| Area : | Western Area |
| Sea area : | North Sea |
| Date of attack : | 03.12.1939 |
| Time of attack : | 13:20 |
| Nationality of U-boat : | German |
| U-boat : | U 31 |
| Commander : | Habekost |
| Grid : | AN 5196 |
| presumed target type : | Steam Freighter id |
| presumed tonnage : | 2135 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 1 |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 03.12.1939 |
| Nationality of target : | Danish |
| Actual type of target : | Steam Freighter |
| Name of target : | Ove Toft |
| Year of launch : | 1921 |
| Actual tonnage : | 2135 BRT |
| Actual result : | sunk |
| Position of target : | 55.36n 00.46w |
| updated on: | 00.00.0000 |
| Remark: | 00.46w |