Unidentified Sailing Vessel
| Name | Unidentified Sailing Vessel |
| Type | Sailing vessel |
| GRT | 80 tons |
| Country |  Portuguese |
| Built | |
| Builder | |
| Operator | |
| History |
U-boat attacks on Sailing vessel Unidentified Sailing Vessel
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 4 Sep 1918 | U 22 (Hinrich Hermann Hashagen) | Damaged | Off the Portugese coast | ||||
| Sunk by artillery per KTB, Portugese sources say vessel, whose name and tonnage are not given, was towed in | ||||||||
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