Ships hit by U-31
See the profile page for U-31
| Date | Commander | Name of ship | Tons | Nat. | Convoy | ||
|---|---|---|---|---|---|---|---|
| 16 Sep 1939 | Johannes Habekost |  | Aviemore | 4,060 |  | br | |
| 24 Sep 1939 | Johannes Habekost | | Hazelside | 4,646 | | br | |
| 1 Dec 1939 | Johannes Habekost | | Arcturus | 1,277 |  | nw | |
| 3 Dec 1939 | Johannes Habekost | | Ove Toft | 2,135 |  | da | |
| 4 Dec 1939 | Johannes Habekost | Gimle | 1,271 | | nw | ||
| 4 Dec 1939 | Johannes Habekost | | HMS Nelson (28) (d.) [Mine] | 33,950 | | br | |
| 4 Dec 1939 | Johannes Habekost | | Primula | 1,024 | | nw | |
| 6 Dec 1939 | Johannes Habekost | | Agu | 1,575 |  | es | |
| 6 Dec 1939 | Johannes Habekost | | Vinga | 1,974 |  | sw | |
| 23 Dec 1939 | Johannes Habekost | HMS Glen Albyn [Mine] | 82 | | br | ||
| 23 Dec 1939 | Johannes Habekost | HMS Promotive [Mine] | 78 | | br | ||
| 22 Sep 1940 | Wilfried Prellberg | | Union Jack | 81 |  | fa | |
| 27 Sep 1940 | Wilfried Prellberg | Vestvard | 4,319 | | nw | OB-218 | |
| 29 Oct 1940 | Wilfried Prellberg | | Matina | 5,389 | | br | |
| 61,861 | |||||||
13 ships sunk (27,911 tons) and 1 ship damaged (33,950 tons). Legend | |||||||