| Common name | Big catfish |
| Language | English |
| Type | Vernacular |
| Official trade name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | Chile |
| Locality | Chile |
| Ref. | Huaquín, L.G., D. Veliz and G. Arratia, 2002 |
| Life stage | juveniles and adults |
| Sex | females and males |
| Core | |
| 1st modifier | |
| 2nd modifier | |
| Remarks |