U-boat patrols

Patrol info for U-81

DepartureArrival / FateDuration
4 Apr 1942La Spezia25 Apr 1942Salamis22 days


Officers *

Kptlt. Friedrich Guggenberger

Oblt. Hans-Harald Speidel

Oblt. Johann-Otto Krieg

Daily positions, sinkings and allied attacks during the patrol of U-81

We have daily positions for all 22 days on this patrol.

Ships hit by U-81 during this patrol

Date U-boat Commander Name of ship Tons Nat. ConvoyMap
16 Apr 1942U-81Friedrich Guggenberger FFL Vikings (P 41)1,150frA
16 Apr 1942U-81Friedrich Guggenberger Caspia6,018brB
16 Apr 1942U-81Friedrich Guggenberger Fatouh el Kher97agC
16 Apr 1942U-81Friedrich Guggenberger Bab el Farag105agD
19 Apr 1942U-81Friedrich Guggenberger Hefz el Rahman90agE
22 Apr 1942U-81Friedrich Guggenberger El Saadiah122agF
22 Apr 1942U-81Friedrich Guggenberger Aziza100agG

7 ships sunk (7,682 tons).

We have a picture of this vessel.

General Events during this patrol


17 Apr 1942. U-81 fired at onshore targets near Haifa in the Mediterranean using the 88mm gun.

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-81 during this patrol

We have no recorded attacks on U-81 duing this patrol.

If you believe we have omitted an attack on U-81 please let us know.

Men lost from U-boats

5 Apr 1942
One of U-81's crew was injured in an accident.

Mine-laying operations during this patrol

U-81 laid mines on the following dates during this patrol:

15 Apr 194216h5418h21CP 5935Haifa9 TMB
16 Apr 194200h10CP 5935Haifa3 TMB

See all patrols for U-81

* These are officers that later became commanders themselves.

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