''Kopua japonica'', the Japanese ceepwater clingfish, is a

clingfish Clingfishes are fishes of the family Gobiesocidae, the only family in the order Gobiesociformes. These fairly small to very small fishes are widespread in tropical and temperate regions, mostly near the coast, but a few species in deeper seas or ...

of the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Gobiesocidae Clingfishes are fishes of the family Gobiesocidae, the only family in the order Gobiesociformes. These fairly small to very small fishes are widespread in tropical and temperate regions, mostly near the coast, but a few species in deeper seas or ...

, found in the Northwest Pacific, the East China Sea and Japan. This species reaches a length of .

References

*Moore, G.I., B. Hutchins and M. Okamoto, 2012. A new species of the deepwater clingfish genus Kopua (Gobiesociformes: Gobiesocidae) from the East China Sea - an example of antitropicality? Zootaxa 3380:34-38 japonica Endemic marine fish of New Zealand Taxa named by Glenn I. Moore Taxa named by J. Barry Hutchins Taxa named by Makoto Okamoto Fish described in 2012 {{Gobiesociformes-stub