Nezumia duodecim

Nezumia duodecim Iwamoto, 1970 is a species of actinopterygii belonging to the family Macrouridae (order Gadiformes).

Common name. In English this species is commonly known as the twelve-rayed grenadier.

Taxonomy. The scientific name Nezumia duodecim Iwamoto, 1970 places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Gadiformes, Nezumia duodecim exhibits the group's characteristic adaptations: They are soft-rayed, mostly demersal marine fishes of northern shelves, usually with a chin barbel and (in cods) three dorsal fins. Its biology reflects the demands of its particular habitat and life history within the family Macrouridae.

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

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