List of all U-boats




Ordered7 Dec 1940
Laid down21 Oct 1941 H C Stülcken Sohn, Hamburg (werk 779)
Launched24 Sep 1942
Commissioned29 Dec 1942Oblt. Henri Gosejacob
29 Dec 1942 - 24 Feb 1944  Oblt. Henri Gosejacob
4 patrols
29 Dec 1942-30 Jun 1943  8. Flottille (training)
1 Jul 1943-31 Oct 1943  11. Flottille (active service)
1 Nov 1943-24 Feb 1944  13. Flottille (active service)
SuccessesNo ships sunk or damaged

Missing since 24 February 1944 in the Norwegian Sea north-west of Narvik. There is no explanation for its loss. 50 dead (all hands lost). (Axel Niestlé, January 2004).

Loss position

View the 4 war patrols

U-713 sent ist last radio message on 24 February 1944 from approx. 69.21N, 03.30E while operating against convoy JW-57 and was posted as missing after repeatedly failing to report its position on 26 February 1944.

Wolfpack operations

U-713 operated with the following Wolfpacks during its career:
   Monsun (3 Oct 1943 - 26 Oct 1943)
   Werwolf (5 Feb 1944 - 23 Feb 1944)

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-713 did not suffer any casualties (we know of) until the time of her loss.

Media links

U-Boat Operations of the Second World War - Vol 2

Wynn, Kenneth

Hitler's U-boat War, Vol II

Blair, Clay

German U-Boat Losses During World War II

Niestle, Axel

Related page:
U-boats Missing in Action.