OG-71
United Kingdom - Gibraltar (North Atlantic)17 Aug, 1941 - 23 Aug, 1941
| The Convoy | 22 ships |
| First sighting | On 17 Aug, 1941 by U-201 |
| Escorts | Sloop Leigh destroyer RNoN Bath corvettes Campala, Hydrangea, Bluebell, Campion, Wallflower and Zinnia A/S trawler Lord Nuffield Addition from 20.8; destroyers Gurkha and Legion, from 21.8 destroyer Boreas. |
U-boats | U-75, U-559 *, U-204 *, U-83, U-106, U-201 *, U-564 * and U-552 * * U-boats that fired torpedo or used the deck gun |
The battle | Contact was lost from the 19th until the 21st, when Fw-200 locates it, when the shadower U-106 was driven off. But the U-boats establish contact on the 22nd by the U-201 and maintained until the 23rd. 8 ships are sunk for 13,225 tons, no additional ships are damaged. 2 escorts sunk. |
Article compiled by Tom Linclau
Ships hit from convoy OG-71
| Date | U-boat | Commander | Ship hit | GRT | Nat. | |
| 19 Aug, 1941 | U-201 | Adalbert Schnee | Aguila | 3.255 |  | |
| 19 Aug, 1941 | U-201 | Adalbert Schnee | Ciscar | 1.809 | | |
| 19 Aug, 1941 | U-204 | Walter Kell | HNoMS Bath (I 17) | 1.060 |  | |
| 19 Aug, 1941 | U-559 | Hans Heidtmann | Alva | 1.584 | | |
| 22 Aug, 1941 | U-564 | Reinhard Suhren | Clonlara | 1.203 |  | |
| 22 Aug, 1941 | U-564 | Reinhard Suhren | Empire Oak | 484 | | |
| 23 Aug, 1941 | U-201 | Adalbert Schnee | Aldergrove | 1.974 | | |
| 23 Aug, 1941 | U-201 | Adalbert Schnee | Stork | 787 | | |
| 23 Aug, 1941 | U-552 | Erich Topp | Spind | 2.129 | | |
| 23 Aug, 1941 | U-564 | Reinhard Suhren | HMS Zinnia (K 98) | 900 | | |
| 8 ships sunk for a total of 13.225 GRT 2 warships sunk for a total of 1.960 tons |
Locations of ships hit from convoy OG-71.
Some 19 convoys on route OG were hit by U-boats in the war. |