Nummer: 20905
| Area : | Arctic Ocean |
| Date of attack : | 26.10.1944 |
| Time of attack : | 23:31 |
| Nationality of U-boat : | German |
| U-boat : | U 956 |
| Commander : | Mohs |
| Grid : | AC 8314 |
| presumed target type : | Destroyer |
| presumed result : | damaged |
| Number of torpedoes/mines : | 1 |
| Used weapon(s) : | Acoustic homing torpedo (gnat) |
| Convoy : | JW.61 |
| Actual tonnage : | ---- -- |
| Actual result : | hit not ascertained |
| Footnote : | U-956 heard a gnat proximity detonation after 56 sec. |
| Convoy : | JW.61 |
| Route of convoy : | Loch Ewe - (Iceland) - Kola Fjord - (Arkhangelsk) |
| Remark to convoy : | Since Dec 1942, former PQ (counter traffic = RA) |