Freshwater sleeper

Freshwater sleepers are a small family, the Odontobutidae, of gobiiform 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.

Freshwater sleeper

Freshwater sleepers are a small family, the Odontobutidae, of gobiiform 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.