Patrol info for U-997
| Departure | Arrival / Fate | Duration | ||
| 25 May 1944 | Bogenbucht | 22 Jun 1944 | Hammerfest | 29 days |
Commander | Officers * |
 Oblt. (R) Hans Lehmann |
Daily positions, sinkings and allied attacks during the patrol of U-997
We have daily positions for all 29 days on this patrol.
Departure from Bogenbucht on 25 May 1944.
26 May 1944 - 27 May 1944 - 28 May 1944 - 29 May 1944 - 30 May 1944 - 31 May 1944 - 1 Jun 1944 - 2 Jun 1944 - 3 Jun 1944 - 4 Jun 1944 - 5 Jun 1944 - 6 Jun 1944 - 7 Jun 1944 - 8 Jun 1944 - 9 Jun 1944 - 10 Jun 1944 - 11 Jun 1944 - 12 Jun 1944 - 13 Jun 1944 - 14 Jun 1944 - 15 Jun 1944 - 16 Jun 1944 - 17 Jun 1944 - 18 Jun 1944 - 19 Jun 1944 - 20 Jun 1944 - 21 Jun 1944 -
Arrival at Hammerfest on 22 Jun 1944.
Wolfpack operations during this patrol
U-997 operated with the following Wolfpacks during this patrol
Grimm (31 May 1944 - 6 Jun 1944)
Ships hit by U-997 during this patrol
General Events during this patrol
We have no events listed for this patrol.
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Attacks on U-997 during this patrol
We have no recorded attacks on U-997 duing this patrol.
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See all patrols for U-997
* These are officers that later became commanders themselves.