| Common name | Aracu comum |
| Language | Portuguese |
| Dialect | Tupi |
| Type | Vernacular |
| Official trade name | No |
| Rank | 3 - (Other common name) |
| Country | Brazil |
| Locality | |
| Ref. | Isaac, V.J., A.R. Araújo and J.V. Santana, 1998 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | primary lexeme |
| 1st modifier | mod. for abundance |
| 2nd modifier | |
| Remarks | Aracu = same as 'piaba' = fish species + comum = common |