U-boat patrols

Patrol info for U-309


DepartureArrival / FateDuration
13 Sep 1943Bergen18 Sep 1943Trondheim6 days
25 Sep 1943Trondheim7 Nov 1943Brest44 days
50 days
Sometimes patrols were split into several 'legs', for resupply and other matters.

Commander

Officers *


Oblt. Hans-Gert Mahrholz

Daily positions, sinkings and allied attacks during the patrol of U-309


We have daily positions for all 50 days on this patrol.

Wolfpack operations during this patrol

U-309 operated with the following Wolfpacks during this patrol
   Rossbach (6 Oct 1943 - 9 Oct 1943)
   Schlieffen (14 Oct 1943 - 22 Oct 1943)
   Siegfried (22 Oct 1943 - 26 Oct 1943)

Ships hit by U-309 during this patrol

General Events during this patrol

We have no events listed for this patrol.

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-309 during this patrol

We have no recorded attacks on U-309 duing this patrol.

If you believe we have omitted an attack on U-309 please let us know.

Men lost from U-boats

30 Sep 1943
A man was lost in the North Atlantic while working on deck. [Mechanikergefreiter Erich Jungmann]


See all patrols for U-309


* These are officers that later became commanders themselves.

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