Patrol info for U-31
|Departure||Arrival / Fate||Duration|
|21 Oct 1939||Wilhelmshaven||31 Oct 1939||Wilhelmshaven||11 days|
Kptlt. Johannes Habekost
Oblt. Heinz-Otto Schultze
Daily positions, sinkings and allied attacks during the patrol of U-31
We have 3 daily positions for the 11 days U-31 was at sea.
Departure from Wilhelmshaven on 21 Oct 1939.
22 Oct 1939 - 23 Oct 1939 - 24 Oct 1939 - 25 Oct 1939 - 26 Oct 1939 - 27 Oct 1939 - 28 Oct 1939 - 29 Oct 1939 - 30 Oct 1939 -
Arrival at Wilhelmshaven on 31 Oct 1939.
Ships hit by U-31 during this patrol
|Date||U-boat||Commander||Name of ship||Tons||Nat.||Convoy||Map|
|4 Dec 1939||U-31||Johannes Habekost||HMS Nelson (28) (d.) [Mine]||33,950||br||A|
|23 Dec 1939||U-31||Johannes Habekost||HMS Glen Albyn [Mine]||82||br||B|
|23 Dec 1939||U-31||Johannes Habekost||HMS Promotive [Mine]||78||br||C|
2 ships sunk (160 tons) and 1 ship damaged (33,950 tons).
General Events during this patrol
27 Oct 1939. U-31 laid an unusually successful field of 18 mines in Loch Ewe, Scotland, later responsible for two ships sunk and one damaged.
Add more events! If you know of an interesting event either missing from this date or an upcoming event that you'd like to share please contact us. We continuously update these databases.
Attacks on U-31 during this patrol
We have no recorded attacks on U-31 duing this patrol.
If you believe we have omitted an attack on U-31 please let us know.
Mine-laying operations during this patrol
U-31 laid mines on the following dates during this patrol:
|27 Oct 1939||18h55||19h25||AM 3853||Loch Ewe||18 TMB|
* These are officers that later became commanders themselves.