Nummer: 22512
| Area : | Mediterranean |
| Date of attack : | 14.04.1941 |
| Time of attack : | 23:27 |
| Nationality of U-boat : | Italian |
| U-boat : | SIRENA |
| Commander : | Scarelli |
| Grid : | 36.07n 24.16e |
| presumed target type : | Destroyer |
| presumed tonnage : | 1870 ts |
| presumed result : | damaged |
| Number of torpedoes/mines : | 2- |
| Used weapon(s) : | Torpedo(es) |
| Name of target : | Zerstörer |
| Actual result : | damaged |
| Footnote : | "Sirena" reported a hit on a destroyer of the "Tribal II" class after a run time of 1:30 min. |
| updated on: | 18.07.2014 |
| Remark: | DAT1: 4 April ?? |
| Changes: | In the night of April 4, 1941, while proceeding on the surface, "Sirena" spotted a Tribal class destroyer and attacked him from less than 2000 meters by throwing a couple of torpedoes: it was felt a violent explosion, but there were no damages of enemy units in that area and in that moment. |