U-boat patrols

Patrol info for U-18

DepartureArrival / FateDuration
16 Jun 1943Konstanza29 Jun 1943Sevastopol14 days
3 Jul 1943Sevastopol22 Jul 1943Konstanza20 days
34 days
Sometimes patrols were split into several 'legs', for resupply and other matters.


Officers *

Oblt. Karl Fleige

Patrol description

Patrol in the Black Sea. On 25 June, the boat tried to attack the harbour of Sokhumi but had to retreat after being noticed by a patrol vessel. On 28 June, U-18 had fired all torpedoes and was ordered to resupply in Sevastopol.

Second part of this patrol was made between Tuapse and Gelendzhik. On 19 July, the boat was in Feodosia to resupply before returning to its base.

Daily positions, sinkings and allied attacks during the patrol of U-18

We have daily positions for all 34 days on this patrol.

Ships hit by U-18 during this patrol

General Events during this patrol


27 Jun 1943. U-18 encountered a Soviet submarine in the Black Sea, but neither boat attacked.

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Attacks on U-18 during this patrol

We have no recorded attacks on U-18 duing this patrol.

If you believe we have omitted an attack on U-18 please let us know.

See all patrols for U-18

* These are officers that later became commanders themselves.

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