U-boat patrols

Patrol info for U-309

DepartureArrival / FateDuration
12 Jul 1944Brest3 Aug 1944Brest23 days


Officers *

Oblt. Hans-Gert Mahrholz

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

We have 22 daily positions for the 23 days U-309 was at sea.

Ships hit by U-309 during this patrol

Date U-boat Commander Name of ship Tons Nat. ConvoyMap
24 Jul 1944U-309Hans-Gert Mahrholz Samneva (t.)7,219brFTM-47A

1 ship sunk (7,219 tons).

(t.) means the ship was a total loss (included in ships & tonnage lost).

General Events during this patrol

We have no events listed for this patrol.

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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.

See all patrols for U-309

* These are officers that later became commanders themselves.

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