Nummer: 22103a
| Area : | Black Sea |
| Sea area : | Caucasian Coast |
| Date of attack : | 24.04.1944 |
| Time of attack : | 10:53 |
| Nationality of U-boat : | German |
| U-boat : | U 18 |
| Commander : | Fleige |
| Grid : | CL 6650 |
| presumed target type : | Steam Tug |
| presumed tonnage : | 500 BRT |
| presumed result : | sunk |
| Number of torpedoes/mines : | 3- |
| Used weapon(s) : | Torpedo(es) |
| Name of target : | Schlepper |
| Actual result : | hit not ascertained |
| Position of target : | 22nm SE Gelendzik |
| Footnote : | U-18 fired a 3-torpedo-spread against a tug convoy. Three detonations occurred. The tug sank, one barge was damaged, one more possibly. - No Soviet reports. |
| related attacks : | Angriff 1 Angriff 2 |