U-boat patrols

Patrol info for U-31

DepartureArrival / FateDuration
21 Oct 1939Wilhelmshaven31 Oct 1939Wilhelmshaven11 days


Officers *

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. ConvoyMap
4 Dec 1939U-31Johannes Habekost HMS Nelson (28) (d.) [Mine]33,950brA
23 Dec 1939U-31Johannes Habekost HMS Glen Albyn [Mine]82brB
23 Dec 1939U-31Johannes Habekost HMS Promotive [Mine]78brC

2 ships sunk (160 tons) and 1 ship damaged (33,950 tons).

We have a picture of this vessel.
(d.) means the ship was damaged.
[Mine] indicates the vessel was hit by a mine laid by said U-boat.

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 193918h5519h25AM 3853Loch Ewe18 TMB

See all patrols for U-31

* These are officers that later became commanders themselves.

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