Nummer: 21311b
| Area : | Arctic Ocean |
| Sea area : | North Norway |
| Date of attack : | 29.04.1945 |
| Time of attack : | 21:00 |
| Nationality of U-boat : | German |
| U-boat : | U 968 |
| Commander : | Westphalen |
| Grid : | AC 8856 |
| presumed target type : | Destroyer |
| presumed result : | sunk |
| Number of torpedoes/mines : | 1 |
| Used weapon(s) : | Acoustic homing torpedo (gnat) |
| Convoy : | RA.66 |
| Nationality of target : | British |
| Actual type of target : | Destroyer |
| Name of target : | 7th Escort Group |
| Actual result : | hit not ascertained |
| Position of target : | 5nm 317° Kildinsky LT |
| Footnote : | U968 fired two gnats and reported 2 destroyers sunk out of strong A/S hunt. - The second torpedo detonation remained unobserved, no ship was hit at this time. |
| related attacks : |
| Convoy : | RA.66 |
| Route of convoy : | Kola Fjord - Iceland - Loch Ewe |
| Remark to convoy : | Since Dec 1942, former QP (counter traffic = JW) |