Avis
| Name | Avis |
| Type | Steamer |
| GRT | 1,000 tons |
| Country |  Greek |
| Built | 1871 |
| Builder | W. Pile & Co., Sunderland |
| Operator | T. Antypa (Xenophon Troyanos), Piraeus |
| History | Built as Dale. Name given in some sources as Aris. |
U-boat attacks on Steamer Avis
| Date | U-boat | Loss type | Position | Location | Route | Cargo | Casualties | |
| 1 | 15 Oct 1916 | UB 47 (Wolfgang Steinbauer) | Sunk | Stopped shelled and sunk 12 miles south of Punta Stilo | 37.49N, 16.44E | ? - France | wine |
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