Patrol info for U-309
| Departure | Arrival / Fate | Days | ||
| 12 Jul, 1944 | Brest | 3 Aug, 1944 | Brest | 23 days |
Commander | Officers * |
 Oblt. Hans-Gert Mahrholz |
U-309's daily positions during the patrol
We have 22 daily positions for the 23 days U-309 was at sea.
Ships hit by U-309 during this patrol
| Date | U-boat | Commander | Name of ship | Tons | Nat. | Convoy | ||
| 24 Jul, 1944 | U-309 | Hans-Gert Mahrholz | Samneva (t.) | 7.219 |  | br | FTM-47 | |
| 7.219 | ||||||||
| 1 ship sunk (7.219 tons).
| ||||||||
Locations of ships hit during this patrol
We have position of the 1 ship attacked.
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-309 during this patrol *
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We have no recorded attacks on U-309 during this patrol. If you believe we have omitted an attack on U-309 please let us know. |
Men lost from U-boats
According to our records there were no men lost from U-309 during this patrol. |
See all patrols for U-309
* These are officers that later became commanders themselves.