Patrols by U-1231
See the profile page for U-1231
| Commander | Departure | Arrival | Days | Tons | |||||
|---|---|---|---|---|---|---|---|---|---|
| Kpt. Hermann Lessing | 5 Oct 1944 | Kiel | 7 Oct 1944 | Horten | 3 days | ||||
| Kpt. Hermann Lessing | 11 Oct 1944 | Horten | 12 Oct 1944 | Marviken | 2 days | ||||
| Kpt. Hermann Lessing | 15 Oct 1944 | Marviken | 17 Oct 1944 | Bergen | 3 days | ||||
| 1 | Kpt. Hermann Lessing | 18 Oct 1944 | Bergen | 31 Jan 1945 | Farsund | 106 days | P | View | |
| Kpt. Hermann Lessing | 1 Feb 1945 | Farsund | 5 Feb 1945 | Flensburg | 5 days | ||||
| Oblt. Helmut Wicke | 13 Apr 1945 | Kiel | 20 Apr 1945 | Horten | 8 days | ||||
| Oblt. Helmut Wicke | 22 Apr 1945 | Horten | 24 Apr 1945 | Kristiansand | 3 days | ||||
| 2 | Oblt. Helmut Wicke | 27 Apr 1945 | Kristiansand | 14 May 1945 | Loch Eriboll, UK | 18 days | P | View | |
2 War patrols (P) located. 124 days at sea during patrols (148 days at sea overall). War patrols are shown with grey background. Tons indicate tonnage of ships sunk or damaged during the patrol, if any. Warships are included. | |||||||||