Ruscarius creaseri

Ruscarius creaseri (Hubbs, 1926) is a species of actinopterygii belonging to the family Cottidae (order Scorpaeniformes).

Common name. In English this species is commonly known as the roughcheek sculpin.

Taxonomy. The scientific name Ruscarius creaseri (Hubbs, 1926) places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Scorpaeniformes, Ruscarius creaseri exhibits the group's characteristic adaptations: They are bottom-dwelling, often spiny and venomous 'mail-cheeked' fishes (scorpionfishes, sculpins). Its biology reflects the demands of its particular habitat and life history within the family Cottidae.

Distribution. The species occurs within the natural range of its lineage; precise localities and depth preferences are documented in the taxonomic literature for Cottidae.

Human relevance. Like many fishes, it may be of interest to fisheries, aquaculture, the aquarium trade, or conservation, depending on its abundance and distribution.