Arctoscopus japonicus

Arctoscopus japonicus (Steindachner, 1881) is a species of actinopterygii belonging to the family Trichodontidae (order Perciformes).

Common name. In English this species is commonly known as the sailfin sandfish.

Taxonomy. The scientific name Arctoscopus japonicus (Steindachner, 1881) places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Perciformes, Arctoscopus japonicus exhibits the group's characteristic adaptations: They are spiny-rayed fishes with two dorsal fins and great ecological diversity across reefs, open water, and fresh water. Its biology reflects the demands of its particular habitat and life history within the family Trichodontidae.

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

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