Allied Warships
Greenfish (SS-351)
Submarine of the Balao class
USS Greenfish as modified after the war.
| Navy | The US Navy |
| Type | Submarine |
| Class | Balao |
| Pennant | 351 |
| Built by | Electric Boat Co. (Groton, Connecticut, U.S.A.) |
| Ordered | |
| Laid down | 29 Jun, 1944 |
| Launched | 21 Dec, 1945 |
| Commissioned | 7 Jun, 1946 |
| End service | 19 Dec, 1973 |
| Loss position | |
| History | USS Greenfish sank U-234 by a torpedo during trials approximately 40 miles north-east off Cape Cod, on the US east coast on 20 November 1947.
Decommissioned, stricken and transferred to Brazil 19 December 1973 being renamed Amazonas (S-16). |