List of all U-boats




Ordered5 Jun 1941
Laid down12 Oct 1942 Howaldtswerke Hamburg AG, Hamburg (werk 829)
Launched20 Nov 1943
Commissioned23 Dec 1943Oblt. Max Ulber
21 Dec 1943 - 5 May 1945  Oblt. Max Ulber
4 patrols
23 Dec 1943-31 Jul 1944  31. Flottille (training)
1 Aug 1944-30 Sep 1944  6. Flottille (active service)
1 Oct 1944-5 May 1945  11. Flottille (active service)
SuccessesNo ships sunk or damaged

Surrendered on 5 May 1945 at Baring Bay, near Fredericia, Denmark (Waller & Niestlé, 2010).

Transferred to Loch Ryan, Scotland from Wilhelmshaven on 24 June 1945.

Operation Deadlight (post-war Allied operation, info)
Sunk on 28 Dec, 1945 in position 55.24N, 06.29W by gunfire from the British destroyer HMS Onslaught.

Final location

View the 4 war patrols

Previously recorded fate

  • Surrendered at Wilhelmshaven 8 May, 1945.

Attacks on this boat and other events

27 Aug 1944
U-680 reported severe damage from depth charging. The boat was forced to return to base, arriving at Bergen, Norway 8 Sep. (Sources: Blair, vol 2, page 632)

1 recorded attack on this boat.

Schnorchel-fitted U-boat

This boat was fitted with a Schnorchel underwater-breathing apparatus in July 1944.

Read more about the Schnorchel and see list of fitted boats.

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-680 did not suffer any casualties (we know of) until the time of her loss.

U-boat Emblems

We have 1 emblem entry for this boat. See the emblem page for this boat or view emblems individually below.


Media links

The Grey Wolves of Eriboll

David M. Hird

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

The Royal Navy and German Naval Disarmament, 1942-1947

Madsen, Chris
($ 58.77)

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