Roughskin sculpin
| Roughskin sculpin | |
|---|---|
| Museum specimen (above), Individual in an aquarium (below) | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Perciformes |
| Suborder: | Cottoidei |
| Family: | Cottidae |
| Subfamily: | Cottinae |
| Genus: | Trachidermus Heckel, 1837 |
| Species: | T. fasciatus |
| Binomial name | |
| Trachidermus fasciatus Heckel, 1837 | |
Trachidermus fasciatus is a species of fish in the superfamily Cottoidea, the sculpins, and the only member of the monotypic genus Trachidermus. Its common name is roughskin sculpin. It has also been called four-gilled perch. It is native to the coastlines of China, Japan, and Korea, where it occurs at the mouths of rivers.