WWI U-boat Successes

Ships hit by UC 31

See the profile page for UC 31

DateU-boat Commander Name of shipType of shipTonsNat.
 
31 Dec 1916 UC 31Otto von Schrader ProtectorPilot boat200br
 
4 Jan 1917 UC 31Otto von Schrader LonclaraSteamer1,294br
25 Jan 1917 UC 31Otto von Schrader  O. B. SuhrSteamer1,482da
28 Jan 1917 UC 31Otto von Schrader AlexandraTrawler179br
29 Jan 1917 UC 31Otto von Schrader ShamrockTrawler173br
29 Jan 1917 UC 31Otto von Schrader ThistleTrawler167br
31 Jan 1917 UC 31Otto von Schrader RavensbourneSteamer1,226br
24 Feb 1917 UC 31Otto von Schrader Beneficentsteamer1,963br
29 Mar 1917 UC 31Otto von Schrader Kathleen LilySteamer521br
30 Mar 1917 UC 31Otto von Schrader HarbertonSteamer1,443br
4 Apr 1917 UC 31Otto von Schrader  HelgaSteamer839da
5 Apr 1917 UC 31Otto von Schrader  N. J. FjordSteamer1,425da
6 Apr 1917 UC 31Otto von Schrader StrathrannochNavy Trawler215br
11 Apr 1917 UC 31Otto von Schrader QuaggySteamer993br
12 Apr 1917 UC 31Otto von Schrader Dina HinderikaSailing vessel200nl
12 Apr 1917 UC 31Otto von Schrader NeptunusSailing vessel209nl
12 Apr 1917 UC 31Otto von Schrader UnionSailing vessel152da
12 Apr 1917 UC 31Otto von Schrader VoorwaartsSailing vessel147nl
14 Apr 1917 UC 31Otto von Schrader SpraySteamer1,072br
15 Apr 1917 UC 31Otto von Schrader BrothertoftTrawler155br
6 May 1917 UC 31Otto von Schrader Poseidon ISailing vessel98nl
8 May 1917 UC 31Otto von Schrader ZarefahNavy Yacht279br
17 May 1917 UC 31Otto von Schrader Aspen (d.)Steamer3,103sw
17 May 1917 UC 31Otto von Schrader VikenSteamer1,825sw
30 Jun 1917 UC 31Otto von Schrader Lady Of The LakeSailing vessel51br
1 Jul 1917 UC 31Otto von Schrader AmstellandSteamer5,404nl
2 Jul 1917 UC 31Otto von Schrader ThirlbySteamer2,009br
3 Jul 1917 UC 31Otto von Schrader MatadorSteamer3,642br
7 Aug 1917 UC 31Kurt Siewert Othalia (d.)Steamer1,205sw
11 Aug 1917 UC 31Kurt Siewert  HolarSteamer548da
12 Aug 1917 UC 31Kurt Siewert  BogatyrSteamer1,360da
8 Sep 1917 UC 31Kurt Siewert NewholmSteamer3,399br
11 Sep 1917 UC 31Kurt Siewert Cento (d.)Steamer3,708br
16 Sep 1917 UC 31Kurt Siewert Quatre FreresFishing vessel53fr
13 Nov 1917 UC 31Kurt Siewert AmelieSteamer1,135be
13 Nov 1917 UC 31Kurt Siewert AustralbushSteamer4,398au
19 Nov 1917 UC 31Kurt Siewert MorococalaTrawler265br
 
21 Jan 1918 UC 31Kurt Siewert Teelin Headsteamer1,718br
29 Jan 1918 UC 31Kurt Siewert EthelindaSteamer3,257br
1 Apr 1918 UC 31Kurt Siewert ArdglassSteamer4,617br
5 Apr 1918 UC 31Kurt Siewert  CyreneSteamer2,904br
10 Apr 1918 UC 31Kurt Siewert Magic (d.)Destroyer1,025br
 60,058
38 ships sunk (51,017 tons) and 4 ships damaged (9,041 tons).


Legend
(d.) means the ship was damaged.
We have a picture of this vessel.

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