Nummer: 21606
| Area : | Baltic Sea |
| Sea area : | Gulf of Finland |
| Date of attack : | 30.07.1944 |
| Time of attack : | 11:42 |
| Nationality of U-boat : | German |
| U-boat : | U 250 |
| Commander : | Schmidt |
| Grid : | AO 3356 |
| presumed target type : | Patrol Craft |
| presumed result : | sunk |
| Used weapon(s) : | Torpedo(es) |
| Date of observation : | 30.07.1944 |
| Time of observation : | 12:45 |
| Nationality of target : | Soviet |
| Actual type of target : | Patrol Craft |
| Name of target : | MO-105 |
| Year of launch : | 1941 |
| Actual tonnage : | 56 ts |
| Actual result : | sunk |
| Position of target : | 60.25n 28.30e |