List of all U-boats

U-739

Type

VIIC

 
Ordered10 Apr 1941
Laid down17 Apr 1942 F Schichau GmbH, Danzig (werk 1536)
Launched23 Dec 1942
Commissioned6 Mar 1943Ltnt. Ernst Mangold
Commanders
6 Mar 1943 - 25 Feb 1945  Oblt. Ernst Mangold (German Cross in Gold)
26 Feb 1945 - 13 May 1945  Oblt. Fritz Kosnick
26 Feb 1945 - Mar, 1945  Oblt. Johannes Ney (in deputize) -- acting
Career
8 patrols
6 Mar 1943-31 Oct 1943  8. Flottille (training)
1 Nov 1943-31 Dec 1943  9. Flottille (active service)
1 Jan 1944-8 May 1945  13. Flottille (active service)
Successes1 warship sunk, total tonnage 625 tons
Fate

Surrendered at Emden, Germany on 13 May 1945.

Transferred to Loch Ryan, Scotland for Operation Deadlight.

Operation Deadlight (post-war Allied operation, info)
Sunk on 16 December 1945 at 56.10N x 10.05W as an aerial target.

Final location

Blue marker shows final fate during Operation Deadlight. Orange marker shows German surrender.

See the 1 ships hit by U-739 - View the 8 war patrols

Wolfpack operations

U-739 operated with the following Wolfpacks during its career:
   Isegrim (16 Jan 1944 - 27 Jan 1944)
   Werwolf (27 Jan 1944 - 2 Feb 1944)
   Boreas (28 Feb 1944 - 5 Mar 1944)
   Keil (16 Apr 1944 - 20 Apr 1944)
   Donner & Keil (20 Apr 1944 - 3 May 1944)
   Trutz (7 Jul 1944 - 10 Jul 1944)
   Greif (5 Aug 1944 - 26 Sep 1944)
   Rasmus (6 Feb 1945 - 13 Feb 1945)

Schnorchel-fitted U-boat
This boat was fitted with a Schnorchel underwater-breathing apparatus in October 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-739 did not suffer any casualties (we know of) until the time of her loss.

U-boat Emblems

We have 4 emblem entries for this boat. See the emblem page for this boat or view emblems individually below.


The Laughing Sawfish - 9th Flotilla

13 Flotilla

Sailing Ship

Turtle in Circle

Media links


U-Boat Attack Logs

Daniel Morgan and Bruce Taylor


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