U-boat patrols

Patrol info for U-23

DepartureArrival / FateDuration
13 Apr 1940Wilhelmshaven3 May 1940Kiel21 days


Officers *

Kptlt. Heinz Beduhn

Oblt. Hans-Diedrich Freiherr von Tiesenhausen

Patrol description

Formed a reinforcement group together with U-17 and U-24 for Operation Weseruebung, the German invasion of Denmark and Norway. The boat made a defensive patrol off Bergen until 20 April and then made a patrol off the Shetland and Orkney Islands.

Daily positions, sinkings and allied attacks during the patrol of U-23

We have 20 daily positions for the 21 days U-23 was at sea.

Ships hit by U-23 during this patrol

General Events during this patrol

We have no events listed for this patrol.

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Attacks on U-23 during this patrol

We have no recorded attacks on U-23 duing this patrol.

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See all patrols for U-23

* These are officers that later became commanders themselves.

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