Odontobutis obscura

Dark sleeper

Conservation status
Not evaluated (IUCN 3.1)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Perciformes
Suborder:	Gobioidei
Family:	Odontobutidae
Genus:	Odontobutis
Species:	O. obscura
Binomial name
*Odontobutis obscura* (Temminck & Schlegel, 1845)
Synonyms
Eleotris obscura Temminck & Schlegel, 1845 Mogurnda obscura (Temminck & Schlegel, 1845) Odontoburis obscura (Temminck & Schlegel, 1845) Odontobutis obscurus (Temminck & Schlegel, 1845)

The dark sleeper, Odontobutis obscura, is a species of freshwater sleeper native to China, Japan, and Korea. This species can reach reach up to 25 cm (9.8 in) in length. This is a commercially important species.