Oryzias orthognathus

Oryzias orthognathus Kottelat, 1990 is a species of actinopterygii belonging to the family Adrianichthyidae (order Beloniformes).

Taxonomy. The scientific name Oryzias orthognathus Kottelat, 1990 places this species within the actinopterygii lineage, among the most diverse vertebrates on Earth.

Description & ecology. As a member of Beloniformes, Oryzias orthognathus exhibits the group's characteristic adaptations: They are surface-dwelling, often beak-jawed fishes including flyingfishes and needlefishes. Its biology reflects the demands of its particular habitat and life history within the family Adrianichthyidae.

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

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