Nummer: 23115b
| Area : | Mediterranean |
| Sea area : | Eastern Mediterranean |
| Date of attack : | 16.04.1942 |
| Time of attack : | 23:26 |
| Nationality of U-boat : | German |
| U-boat : | U 331 |
| Commander : | Tiesenhausen |
| Grid : | CP 6171 |
| presumed target type : | Sailing Freight Vessel |
| presumed tonnage : | 300 BRT |
| presumed result : | sunk |
| Used weapon(s) : | Gunfire |
| Footnote : | On April 16/17th there were six schooners sunk. U-331 reported three small fishing vessels sunk. U-81 reported hits on four vessels. At least one schooner was probably hit from both sides. |
| related attacks : | Angriff 1 |