Patrol info for U-21
| Departure | Arrival / Fate | Duration | ||
| 22 Oct 1939 | Kiel | 8 Nov 1939 | Kiel | 18 days |
Commander | Officers * |
 Kptlt. Fritz Frauenheim |
WO Oblt. Robert Bartels |
Minelying operation in the Firth of Forth.
Daily positions, sinkings and allied attacks during the patrol of U-21
Legend
indicates an Allied attack on the boat.
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We have 2 daily positions for the 18 days U-21 was at sea.
Departure from Kiel on 22 Oct 1939.
23 Oct 1939 - 24 Oct 1939 - 25 Oct 1939 - 26 Oct 1939 - 27 Oct 1939 - 28 Oct 1939 - 29 Oct 1939 - 30 Oct 1939 - 31 Oct 1939 - 1 Nov 1939 - 2 Nov 1939 - 3 Nov 1939 - 4 Nov 1939 - 5 Nov 1939 - 6 Nov 1939 - 7 Nov 1939 -
Arrival at Kiel on 8 Nov 1939.
Ships hit by U-21 during this patrol
No entries found.
General Events during this patrol
1939
4 Nov 1939. U-21 laid nine mines in the Firth of Forth, which later resulted in the sinking of two ships and badly damaged the cruiser HMS Belfast.
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Attacks on U-21 during this patrol
6 Nov 1939
HMS Sealion (Lt.Cdr. B. Bryant, RN) fires 6 torpedoes against the German submarine U-21. All torpedoes fired missed their target.
About this data
If you believe we have missed an attack on a German U-boat in this listing please let us know.
Mine-laying operations during this patrol
U-21 laid mines on the following dates during this patrol:
| Date | Start | End | Grid | Location | Mines |
|---|---|---|---|---|---|
| 4 Nov 1939 | 23h44 | 00h53 | AN 0537 | Firth of Forth | 9 TMB |
See all patrols for U-21
* These are officers that later became commanders themselves.
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