''Rhyacichthys'' is a genus of fish belonging to the family
Rhyacichthyidae
The Rhyacichthyidae or loach gobies are a small family of perciform fish in two genera. The three species all inhabit rivers and streams, often with fast flow. ''R. aspro'' is widespread in Western Pacific region (China and Japan to New Guinea ...
. They occur in the
Indo-Pacific
The Indo-Pacific is a vast biogeographic region of Earth. In a narrow sense, sometimes known as the Indo-West Pacific or Indo-Pacific Asia, it comprises the tropical waters of the Indian Ocean, the western and central Pacific Ocean, and the ...
region.
Species
*''
Rhyacichthys aspro''
(Valenciennes
Valenciennes (, also , , ; ; or ; ) is a communes of France, commune in the Nord (French department), Nord Departments of France, department, Hauts-de-France, France.
It lies on the Scheldt () river. Although the city and region experienced ...
, 1837) - loach goby
*''
Rhyacichthys guilberti
''Rhyacichthys guilberti'' is a goby belonging to the family Rhyacichthyidae. This fish only occurs in the Northern Province of New Caledonia and in Vanuatu. It is found in only two rivers. Its maximum standard length of about 240 mm. Its p ...
''
(Dingerkus & Séret, 1992)
*''
Rhyacichthys pawnee''
(Swanson & Knope, 2012)
References
Rhyacichthyidae
{{Gobiiformes-stub