| Common name | Trucha arcoiris |
| Language | Spanish |
| Type | Vernacular |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | Mexico |
| Locality | |
| Ref. | Anonymous, 1994 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | primary lexeme |
| 1st modifier | color pattern(s) |
| 2nd modifier | |
| Remarks | 'arcoiris', i.e., 'rainbow' (Ref. 1998); 'truvha' from Latin 'trocta, tructa', i.e., a fish with sharp teeth, from Greek 'troktes', i.e., gnawer, from 'trogein', i.e., to gnaw (p. 1266 in Ref. 11978). |