The Chatham deep-water triplefin (''Matanui bathytaton'') is a species of

triplefin Threefin or triplefin blennies are blenniiforms, small percomorph marine fish of the family Tripterygiidae. Found in tropical and temperate waters of the Atlantic, Pacific and Indian Oceans, the family contains about 150 species in 30 genera. Th ...

blenny in the genus ''

Matanui ''Matanui'' is a genus of triplefin blennies (family Tripterygiidae), they are Endemism, endemic to New Zealand. Species * Chatham deep-water triplefin, ''Matanui bathytaton'' (Hardy, 1989) * Deepwater triplefin, ''Matanui profundum'' (Ronald Fr ...

''. It was described by Graham S. Hardy in 1989. This species occurs at depths between on waters off New Zealand including the Chatham Rise, southeast

South Island The South Island, also officially named , is the larger of the two major islands of New Zealand in surface area, the other being the smaller but more populous North Island. It is bordered to the north by Cook Strait, to the west by the Tasman ...

, Auckland Islands, Antipodes Islands and

Stewart Island Stewart Island ( mi, Rakiura, ' glowing skies', officially Stewart Island / Rakiura) is New Zealand's third-largest island, located south of the South Island, across the Foveaux Strait. It is a roughly triangular island with a total land ar ...

References

{{Taxonbar, from=Q3762829 Chatham deep-water triplefin Fish described in 1989