Nummer: 22619
| Area : | Mediterranean |
| Date of attack : | 29.09.1941 |
| Time of attack : | 16:42 |
| Nationality of U-boat : | Italian |
| U-boat : | SERPENTE |
| Commander : | Ferrini |
| Grid : | 37.22n 06.16e |
| presumed target type : | Destroyer |
| presumed result : | damaged |
| Used weapon(s) : | Torpedo(es) |
| Convoy : | Halberd |
| Name of target : | Zerstörer |
| Actual result : | damaged |
| Footnote : | The attacks were all made against the escorts of a carrier task force. The U-boats each heard one detonation. - "Adua" was sunk during this operation by HMS "Gurkha" and "Legion". |
| Convoy : | Halberd |
| Route of convoy : | Distant Covering Force for Convoys GM.2 and MG.2 |
| Remark to convoy : | Supply operation Malta 24-30 Sep 1941 |