Cachalot
| Name | Cachalot |
| Type | Sailing vessel |
| GRT | 17 tons |
| Country |  Tunesian |
| Built | |
| Builder | |
| Operator | |
| History |
U-boat attacks on Sailing vessel Cachalot
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 18 Sep 1917 | UC 52 (Ludwig Karl Sahl) | Sunk | Shelled and sunk off Sidi Abdallah, Kerkennah Isl., Gulf of Gabes | 35.14N, 11.08E | fishing surveillance in Gulf of Gabes | 0 | |
| Master Henri Ducuing | ||||||||
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