U-boat patrols

Patrol info for U-431

DepartureArrival / FateDuration
25 Jan 1942Messina10 Feb 1942La Spezia17 days


Officers *

Kptlt. Wilhelm Dommes

Oblt. Hans-Martin Scheibe

Oblt. Hans-Günther Lange

Friedrich Weidner

Daily positions, sinkings and allied attacks during the patrol of U-431

We have 16 daily positions for the 17 days U-431 was at sea.

Ships hit by U-431 during this patrol

Date U-boat Commander Name of ship Tons Nat. ConvoyMap
29 Jan 1942U-431Wilhelm Dommes HMS Sotra313brTA-21A

1 ship sunk (313 tons).

General Events during this patrol


6 Feb 1942. 08.17 hrs, grid CO 5236: U-431 fired two torpedoes at a surfaced British submarine. Both missed. This was probably HMS Thunderbolt, which engaged a U-boat with torpedoes and gunfire north of Tobruk at 34°36N/23°22E.

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Attacks on U-431 during this patrol

We have no recorded attacks on U-431 duing this patrol.

If you believe we have omitted an attack on U-431 please let us know.

See all patrols for U-431

* These are officers that later became commanders themselves.

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