List of all U-boats




Ordered10 Apr 1941
Laid down28 Oct 1942 Nordseewerke, Emden (werk 218)
Launched13 Apr 1943
Commissioned7 Jun 1943Oblt. Arno Leisten
7 Jun 1943 - 20 Sep 1943  Oblt. Arno Leisten
No patrols
7 Jun 1943-20 Sep 1943  8. Flottille (training)
SuccessesNo ships sunk or damaged

Sunk on 20 September 1943 in the Baltic Sea off Hela, in position 54.37N, 18.50E, in a diving accident. 37 dead and 6 survivors.

Loss position

Apparently she is an ideal dive site at 54 37'38"N, 18 50'40"E at depth of 49-56 meters.

According to the site "Baltic Wrecks" she is located at 54 37'29"N, 18 50'26"E (

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-346 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 1

Wynn, Kenneth

German U-Boat Losses During World War II

Niestle, Axel