WWI U-boats

UC 31

Type UC II
ShipyardVulcan, Hamburg (Werk 70)
Ordered 29 Aug 1915
Launched 7 Aug 1916
Commissioned 2 Sep 1916
Commanders
2 Sep 1916 - 20 Jul 1917 Kptlt. Otto von Schrader (Royal House Order of Hohenzollern)
21 Jul 1917 - 14 Jun 1918 Kptlt. Kurt Siewert (Royal House Order of Hohenzollern)
15 Jun 1918 - 11 Nov 1918 Oblt. (R) Willy Stüben
Career 13 patrols
10 Dec 1916 - 14 Jun 1918 I Flotilla
14 Jun 1918 - 7 Oct 1918 Flandern/Flandern II Flotilla
7 Oct 1918 - 11 Nov 1918 I Flotilla
Successes38 ships sunk with a total of 51,017 tons.
3 ships damaged with a total of 8,016 tons.
1 warship damaged with a total of 1,025 tons. (View ships hit by UC 31)
Fate 26 Nov 1918 - Surrendered. Broken up at Canning Town in 1922..

Back to the U-boat index