Psednos cathetostomus

Psednos cathetostomus Chernova and Stein, 2002 is a species of actinopterygii belonging to the family Liparidae (order Scorpaeniformes).

Taxonomy. The scientific name Psednos cathetostomus Chernova and Stein, 2002 places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Scorpaeniformes, Psednos cathetostomus 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 Liparidae.

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

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