The Hawaiian blackhead triplefin, also known as the Hawaiian triplefin in Hawaii, is a species of triplefin blenny in the genus Enneapterygius. It is a tropical blenny found in coral reefs in the Pacific Ocean, from the Hawaiian Islands, French Frigate Shoals, Laysan Island, and Midway Atoll. Blennies in this species swim at a depth range of 1–23 metres, and inhabit dead coral and rock.
Enneapterygius bahasa, blacktail triplefin, also known as the blacktail threefin in Australia, is a species of threefin blenny in the genus Enneapterygius. It was described by German ichthyologist Ronald Fricke in 1997, and earns its common name from its black caudal fins. It is known from reefs in the western Pacific Ocean.
Enneapterygius clarkae, the barred triplefin, is a species of threefin blenny in the genus Enneapterygius. It was described by Wouter Holleman in 1982, and was given its species epithet in honour of American ichthyologist Eugenie Clark (1922-2015) It is a tropical blenny known from the Indian Ocean, and has been described from the Red Sea to Natal, South Africa. Male barred triplefins can reach a maximum length of 2.5 centimetres.
Enneapterygius clea, or Clea's triplefin, is a species of threefin blenny in the genus Enneapterygius, described by German ichthyologist Ronald Fricke in 1997. It is endemic to Queensland, Australia.
Enneapterygius flavoccipitis, the yellownape triplefin or northern bicoloured triplefin, in Australia, is a species of threefin blenny in the genus Enneapterygius.
The blackbelly triplefin is a species of triplefin blenny in the genus Enneapterygius, described by German ichthyologist Ronald Fricke in 1997 and known from the western Pacific Ocean.
The northern yellow-black triplefin, also known as the northern Australian yellow-black triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by German Ichthyologist Ronald Fricke in 1994. It is a tropical blenny, endemic to northern Australia, in the western Pacific and southeastern Indian Oceans. It is a non-migratory species which dwells in shallow tidal pools on coralline rock and in seagrass, and has been recorded swimming at a depth range of 0–15 m (0–50 ft). Male northern yellow-black triplefins can reach a maximum length of 2.8 centimetres.
The halfblack triplefin, also known as the half-black triplefin, blackbelly triplefin, or the green-tail threefin, is a species of triplefin blenny in the genus Enneapterygius. It was originally described by R. Kner and F. Steindachner in 1867. It is a non-migratory tropical blenny known from coral reefs in the western Pacific Ocean, and has been described from the Ryukyu Islands to eastern Australia. It has been recorded swimming at a depth range of 0–30 metres.
Enneapterygius kosiensis is a species of triplefin blenny in the genus Enneapterygius. It was described by Wouter Holleman of the South African Institute for Aquatic Biodiversity in 2005. It has only been recorded from the coasts of the northern part of KwaZulu Natal in South Africa.
Enneapterygius minutus, the minute triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Günther in 1877. It is found in the Indo-Pacific south to Australia, north to the Ryukyu Islands and east to American Samoa.
Enneapterygius ventermaculus, the blotched triplefin or Pakistan triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Wouter Holleman in 1982.
Enneapterygius pallidoserialis, the pale white-spotted triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1997. This species occurs in the western Pacific Ocean where it has been recorded from Indonesia, Japan, Malaysia, the Federated States of Micronesia, Philippines, Solomon Islands; Taiwan, Vanuatu and Vietnam. It occurs along rocky shorelines to depths of 8 metres (26 ft).
Enneapterygius paucifasciatus, the New Caledonian striped triplefin or reticulate triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1994.
Enneapterygius philippinus, the minute triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Wilhelm Peters in 1868. This species occurs in the Indo-Pacific from Christmas Island to Samoa, and from the Ryukyu Islands in the north south to Australia.
Enneapterygius rhabdotus, the umpire triplefin or South Pacific striped triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1994. This species occurs in the western central Pacific Ocean the Izu Peninsula in Japan, Taiwan, Batanes and Palawan in the northern Philippines, the Gulf of Thailand, Palau, and most of Melanesia east to the Pitcairn Islands.
Enneapterygius rhothion, the New Caledonian blackhead surf triplefin or surf triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1997. This species occurs in New Caledonia and Vanuatu.
Enneapterygius rufopileus, the blackcheek threefin, Lord Howe black-head triplefin or redcap triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Edgar Ravenswood Waite in 1904. It occurs in the western Pacific Ocean off Lord Howe Island, Norfolk Island, New Caledonia, Fiji and Tonga.
Enneapterygius signicauda, known commonly as the flagtail triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1997. This species occurs in the western Pacific Ocean and has been recorded from American Samoa, southern Tonga, and Vanuatu, as well as southern Japan.
Enneapterygius similis, known commonly as the black and red triplefin, blacktail triplefin or masked threefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1997. This species occurs in the western central Pacific Ocean, from the Ryukyu Islands south through the Philippines, in Sabah, central Indonesia, Shepard Island, New Caledonia and eastern Australia.
Enneapterygius vexillarius, the blacksaddle triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Henry Weed Fowler in 1946. Enneapterygius vexillarius has been recorded from the Ryukyu Islands, Taiwan and Hong Kong.
