U-boat patrols

Patrol info for U-66


DepartureArrival / FateDuration
23 Jun 1942Lorient29 Sep 1942Lorient99 days

Commander

Officers *


Kptlt. Friedrich Markworth
1WO

Oblt. Karl-Hartwig Siebold

Patrol description

The translated war diary of U-66 for this patrol is available on our partner website: uboatarchive.net


Daily positions, sinkings and allied attacks during the patrol of U-66

Legend

means a ship hit (sunk or damaged).

The route is shown in a red line. You may have to zoom out to see all data.
In some cases missing data may make the route appear go overland which U-boats of course never did on patrols.
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We have 98 daily positions for the 99 days U-66 was at sea.

Ships hit by U-66 during this patrol

Date U-boat Commander Name of ship Tons Nat. Convoy
9 Jul 1942U-66Friedrich Markworth Triglav6,363yu
26 Jul 1942U-66Friedrich Markworth Tamandar√©4,942bz
28 Jul 1942U-66Friedrich Markworth Weirbank5,150br
2 Aug 1942U-66Friedrich Markworth HMS MTB-339 (d.) [Mine]32br
2 Aug 1942U-66Friedrich Markworth HMS MTB-342 (d.) [Mine]32br
6 Aug 1942U-66Friedrich Markworth Rozewie766po
29 Aug 1942U-66Friedrich Markworth Topa Topa5,356am
30 Aug 1942U-66Friedrich Markworth Sir Huon6,049pa
30 Aug 1942U-66Friedrich Markworth West Lashaway5,637am
31 Aug 1942U-66Friedrich Markworth Winamac8,621brTRIN-3
9 Sep 1942U-66Friedrich Markworth Peiping6,390sw
 49,338

9 ships sunk (49,274 tons) and 2 ships damaged (64 tons).

Legend
We have a picture of this vessel.
(d.) means the ship was damaged.
[Mine] indicates the vessel was hit by a mine laid by said U-boat.

General Events during this patrol

1942

25 Sep 1942. U-66 put a medical case ashore at El Ferrol, Spain.

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-66 during this patrol

We have no recorded attacks on U-66 during this patrol.

If you believe we have omitted an attack on U-66 please let us know.

Mine-laying operations during this patrol

U-66 laid mines on the following dates during this patrol:

DateStartEndGridLocationMines
20 Jul 194200h4801h09ED 6913Port Castries, St. Lucia6 TMB

See all patrols for U-66


* These are officers that later became commanders themselves.

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