| Navy | The Soviet Navy |
| Type | Submarine |
| Class | L (Leninec) |
| Pennant | |
| Mod | 4th group (Type XIII-modified) |
| Built by | Baltiyskiy Zavod (Leningrad, U.S.S.R.) / Yard 189. |
| Ordered | |
| Laid down | 10 Jun 1938 |
| Launched | 14 Apr 1940 |
| Commissioned | 28 Aug 1942 |
| End service | |
| History | Norhern fleet. |
We don't have any commands listed for USSR L-20
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Notable events involving L-20 include:
27 Nov 1942
L-20 lays a minefield off Hellnes, northern Norway.
1 Jan 1943
L-20 torpedoed and sank the German merchant Muansa (5472 GRT) off the Kongsfjord, Norway in position 70°52'N, 29°27'E. (1)
1 Feb 1943
L-20 torpedoed and sank the German transport ship Othmarschen (7077 GRT, former French Ville de Metz) off the Porsangerfjord
in position 71°07'N, 27°30'E.
5 Feb 1943
While on patrol of the Porsangerfjord L-20 attacked a German taskforce made up of the minelayer Brummer, the destroyers Z 6/Theodor Riedel and Z 31, the minesweepers M 361 and M 381 and the auxiliary submarine chasers UJ 1101 und UJ 1102. L-20 fires 6 torpedoes but none hit a target.
30 Aug 1943
L-20 lays a minefield off the Persfjord.
3 Sep 1943
L-20 attacked a German convoy off the Porsangerfjord and fires three torpedoes a what is identified as a merchant of approx. 3000 GRT. All torpedoes missed their target. After the attack L-20 was attacked with depth charges by the German auxiliary submarine chaser UJ 1209 and slightly damaged.
15 Jun 1944
L-20 lays a minefield off Rolvs?y, northern Norway.
28 Jun 1944
L-20 lays another minefield off Rolvs?y, northern Norway.
23 Oct 1944
L-20 lays a minefield off the Soroy Sund.
30 Nov 1944
The German merchant Adolf Binder (3515 GRT) is damaged when she hits a mine off the Mager?y Sund, northern Norway. The mine was possibly laid on 23 October 1944 by the Russian submarine L-20.
Sources
- Personal communication