Patrol info for U-31
| Departure | Arrival / Fate | Duration | ||
| 19 Oct 1940 | Lorient | 2 Nov 1940 | Lost | 15 days |
Commander | Officers * |
 Kptlt. Wilfried Prellberg |
Daily positions, sinkings and allied attacks during the patrol of U-31
We have 4 daily positions for the 15 days U-31 was at sea.
Departure from Lorient on 19 Oct 1940.
20 Oct 1940 - 21 Oct 1940 - 22 Oct 1940 - 23 Oct 1940 - 24 Oct 1940 - 25 Oct 1940 - 26 Oct 1940 - 27 Oct 1940 - 28 Oct 1940 - 29 Oct 1940 - 30 Oct 1940 - 31 Oct 1940 - 1 Nov 1940 -
Sunk on 2 Nov 1940.
Ships hit by U-31 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | Map | ||
|---|---|---|---|---|---|---|---|---|---|
| 29 Oct 1940 | U-31 | Wilfried Prellberg |  | Matina | 5,389 |  | br | A | |
| 5,389 | |||||||||
1 ship sunk (5,389 tons). Legend | |||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-31 during this patrol
20 Oct 1940
A British submarine fired torpedoes at U-31 off Lorient, but without success.
About this data
If you believe we have missed an attack on a German U-boat in this listing please let us know.
See all patrols for U-31
* These are officers that later became commanders themselves.