| Common name | Ryukyu ayu-fish |
| Language | English |
| Type | Vernacular |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | United Kingdom |
| Locality | |
| Ref. | Baillie, J. and B. Groombridge (eds.), 1996 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | primary lexeme |
| 1st modifier | locality/area |
| 2nd modifier | |
| Remarks | Applies to Plecoglossus altivelis ryukyuensis. |