Nummer: 25206
| Area : | Mediterranean |
| Sea area : | Adriatic / Ionian Sea |
| Date of attack : | 18.11.1943 |
| Time of attack : | 17:12 |
| Nationality of U-boat : | German |
| U-boat : | U 81 |
| Commander : | Krieg |
| Grid : | CK 7180 |
| presumed target type : | Steam Freighter |
| presumed tonnage : | 7500 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | unknown |
| Date of observation : | 18.11.1943 |
| Time of observation : | 16:17 |
| Nationality of target : | British |
| Actual type of target : | Steam Freighter |
| Name of target : | Empire Dunstan |
| Year of launch : | 1942 |
| Actual tonnage : | 2887 BRT |
| Actual result : | sunk |
| Position of target : | 39.24n 17.40e |
| Convoy : | unknown |