Patrol info for U-172
| Departure | Arrival / Fate | Duration | ||
| 21 Feb 1943 | Lorient | 17 Apr 1943 | Lorient | 56 days |
Commander | Officers * | |
 Kptlt. Carl Emmermann |
1WO Ltn. Hermann Hoffmann |
2WO Oblt. Klaus Hackländer |
Daily positions, sinkings and allied attacks during the patrol of U-172
Legend
means a ship hit (sunk or damaged).
indicates an Allied attack on the boat.
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.
Left click to zoom-in and right-click to zoom out.
We have daily positions for all 56 days on this patrol.
Departure from Lorient on 21 Feb 1943.
22 Feb 1943 - 23 Feb 1943 - 24 Feb 1943 - 25 Feb 1943 - 26 Feb 1943 - 27 Feb 1943 - 28 Feb 1943 - 1 Mar 1943 - 2 Mar 1943 - 3 Mar 1943 - 4 Mar 1943 - 5 Mar 1943 - 6 Mar 1943 - 7 Mar 1943 - 8 Mar 1943 - 9 Mar 1943 - 10 Mar 1943 - 11 Mar 1943 - 12 Mar 1943 - 13 Mar 1943 - 14 Mar 1943 - 15 Mar 1943 - 16 Mar 1943 - 17 Mar 1943 - 18 Mar 1943 - 19 Mar 1943 - 20 Mar 1943 - 21 Mar 1943 - 22 Mar 1943 - 23 Mar 1943 - 24 Mar 1943 - 25 Mar 1943 - 26 Mar 1943 - 27 Mar 1943 - 28 Mar 1943 - 29 Mar 1943 - 30 Mar 1943 - 31 Mar 1943 - 1 Apr 1943 - 2 Apr 1943 - 3 Apr 1943 - 4 Apr 1943 - 5 Apr 1943 - 6 Apr 1943 - 7 Apr 1943 - 8 Apr 1943 - 9 Apr 1943 - 10 Apr 1943 - 11 Apr 1943 - 12 Apr 1943 - 13 Apr 1943 - 14 Apr 1943 - 15 Apr 1943 - 16 Apr 1943 -
Arrival at Lorient on 17 Apr 1943.
Wolfpack operations during this patrol
U-172 operated with the following Wolfpacks during this patrol
Unverzagt (12 Mar 1943 - 17 Mar 1943)
Seeräuber (25 Mar 1943 - 30 Mar 1943)
Ships hit by U-172 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
|---|---|---|---|---|---|---|---|---|
| 4 Mar 1943 | U-172 | Carl Emmermann |  | City of Pretoria | 8,049 |  | br | |
| 6 Mar 1943 | U-172 | Carl Emmermann | Thorstrand | 3,041 |  | nw | ||
| 13 Mar 1943 | U-172 | Carl Emmermann | | Keystone | 5,565 |  | am | UGS-6 |
| 16 Mar 1943 | U-172 | Carl Emmermann | | Benjamin Harrison | 7,191 | | am | UGS-6 |
| 29 Mar 1943 | U-172 | Carl Emmermann | Moanda | 4,621 |  | be | RS-3 | |
| 28,467 | ||||||||
5 ships sunk (28,467 tons). Legend | ||||||||
General Events during this patrol
We have no events listed for this patrol.
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-172 during this patrol
28 Mar 1943
Wolfpack Seeräuber (Pirate) attacked small convoy RS 3 and during which 3 ships were sunk and 3 U-boats (of 8) seriously damaged. U-172 damaged. (Sources: Blair, vol 2, page 204)
7 Apr 1943
The boat was attacked by 2 American USAAF B-24 Liberator bombers (Sqdn 1) dropping 12 depth charges but the boat stayed on the surface and fought it out. No damage to the boat. (Sources: Blair, vol 2, page 204)
About this data
If you believe we have missed an attack on a German U-boat in this listing please let us know.
See all patrols for U-172
* These are officers that later became commanders themselves.
Return to U-boat Patrols main page