Patrols by U-12
See the profile page for U-12
| Commander | Departure | Arrival | Days | Tons | |||||
| 1 | Kptlt. Dietrich von der Ropp | 25 Aug 1939 | Wilhelmshaven | 9 Sep 1939 | Kiel | 16 days | P | View | |
| 2 | Kptlt. Dietrich von der Ropp | 23 Sep 1939 | Wilhelmshaven | 8 Oct 1939 | Sunk | 16 days | P | View | |
2 War patrols (P) located. 32 days at sea during patrols. War patrols are shown with grey background. Tons indicate tonnage of ships sunk or damaged during the patrol, if any. Warships are included. | |||||||||
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