Patrol info for U-13
| Departure | Arrival / Fate | Duration | ||
| 31 Mar 1940 | Wilhelmshaven | 19 Apr 1940 | Bergen | 20 days |
| 21 Apr 1940 | Bergen | 2 May 1940 | Kiel | 12 days |
| 32 days | ||||
Commander | Officers * |
 Oblt. Max-Martin Schulte |
Formed U-boat group 6 (Pentland Firth) together with U-19, U-57, U-58 and U-59 for Operation Weseruebung, the German invasion of Denmark and Norway. On 11 April, the boat was ordered to patrol off the Orkney Islands.
Second part of patrol for Operation Weseruebung, after the boat went to Bergen for repairs and resupply.
Daily positions, sinkings and allied attacks during the patrol of U-13
We have 33 daily positions for the 32 days U-13 was at sea.
Departure from Wilhelmshaven on 31 Mar 1940.
1 Apr 1940 - 2 Apr 1940 - 3 Apr 1940 - 4 Apr 1940 - 5 Apr 1940 - 6 Apr 1940 - 7 Apr 1940 - 8 Apr 1940 - 9 Apr 1940 - 10 Apr 1940 - 11 Apr 1940 - 12 Apr 1940 - 13 Apr 1940 - 14 Apr 1940 - 15 Apr 1940 - 16 Apr 1940 - 17 Apr 1940 - 18 Apr 1940 - 19 Apr 1940 - 20 Apr 1940 - 21 Apr 1940 - 22 Apr 1940 - 23 Apr 1940 - 24 Apr 1940 - 25 Apr 1940 - 26 Apr 1940 - 27 Apr 1940 - 28 Apr 1940 - 29 Apr 1940 - 30 Apr 1940 - 1 May 1940 -
Arrival at Kiel on 2 May 1940.
Ships hit by U-13 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | Map | ||
|---|---|---|---|---|---|---|---|---|---|
| 17 Apr 1940 | U-13 | Max-Martin Schulte | Swainby | 4,935 |  | br | A | ||
| 26 Apr 1940 | U-13 | Max-Martin Schulte |  | Lily | 1,281 |  | da | B | |
| 28 Apr 1940 | U-13 | Max-Martin Schulte | | Scottish American (d.) | 6,999 | | br | C | |
| 13,215 | |||||||||
2 ships sunk (6,216 tons) and 1 ship damaged (6,999 tons). Legend | |||||||||
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-13 during this patrol
We have no recorded attacks on U-13 duing this patrol.
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See all patrols for U-13
* These are officers that later became commanders themselves.