Freshwater sleeper

Freshwater sleeper
Temporal range:
Odontobutis obscura
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Gobiiformes
Suborder: Gobioidei
Family: Odontobutidae
Hoese & A. C. Gill, 1993
Genera

See text

Freshwater sleepers are a small family, the Odontobutidae, of gobiiform ray-finned fishes native to freshwater rivers flowing into the South China Sea and the northwestern Pacific Ocean. The family consists of about 22 species in six genera.