Enneapterygius is a genus of fish in the family Tripterygiidae found in the Indian and Pacific Ocean.
The yellow triplefin ,> also known as the Abel's triplefin in South Africa, is a species of triplefin in the genus Enneapterygius. Males in this species can reach a maximum length of 2.5 centimetres. The blennies are generally bright yellow in colour, and males have black heads. They feed mostly on benthic invertebrates.
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 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 elegans, the hourglass triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was originally described by Wilhelm Peters as a species of Tripterygium, in 1876, but was reassigned to Enneapterygius by W. Holleman in 1986. It is a tropical blenny known from reefs across the western central Indian to the central Pacific Ocean, and swims at a depth range of 0–12 metres. Male hourglass triplefins can reach a maximum length of 4 centimetres. The blenny gets its common name from an hourglass-shaped marking on its body.
Enneapterygius elaine is a species of triplefin blenny in the genus Enneapterygius. It was described by Wouter Holleman in 2005. It is a tropical blenny known from Rodrigues Island, in the western Indian Ocean. Male Enneapterygius elaine can reach a maximum length of 2.3 centimetres. The specific name honours Elaine Heemstra of the Institute for Aquatic Biodiversity in Grahamstown who provided illustrations of reef fish for Holleman, including some in the paper in which this species was described.
Enneapterygius flavoccipitis, the yellownape triplefin or northern bicoloured triplefin, in Australia, is a species of threefin blenny in the genus Enneapterygius.
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.
Enneapterygius tutuilae, known commonly as the high-hat triplefin or rosy cheek threefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by David Starr Jordan and Alvin Seale in 1906. This species occurs from the eastern Indian Ocean around the Cocos (Keeling) Islands east to French Polynesia. Its specific name refers to the Samoan island of Tutuila where the type was collected.
Enneapterygius nanus, the pygmy triplefin or pygmy threefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Leonard Peter Schultz in 1960. This species is found from Taiwan and central Indonesia to New Caledonia and the Marshall Islands.
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 nigricauda, known commonly as the blacktail triplefin or the Pacific blacktail triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1997. It is found in the western Pacific Ocean from the Bonin Islands to Wake Island.
Enneapterygius obscurus is a species of triplefin blenny in the genus Enneapterygius. It was described by Eugenie Clark in 1980. It is found in the Red Sea but the finding of a specimen at Malindi in Kenya suggests it may have a wider distribution.
Enneapterygius ornatus, known commonly as the Henderson triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1997. It occurs only at Henderson Island, part of the Pitcairn Islands in the western Pacific Ocean.
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 qirmiz is a species of triplefin blenny in the genus Enneapterygius. It was described by Wouter Holleman and Sergey V. Bogorodsky in 2012. This species is found in the Red Sea from Ras Mohammed in the Gulf of Aqaba to Yemen.
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 rubicauda, the redtail triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Shen Shih-Chieh in 1994. They occur in the western Pacific Ocean, including the Ryukyu and Ogasawara Islands, Taiwan, Philippines, New Caledonia and Vanuatu.
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 ziegleri, known commonly as the Ziegler's triplefin, is a species of triplefin blenny in the genus Enneapterygius. It was described by Ronald Fricke in 1994. Its specific name honours Bernhard Ziegler (1929-2013), a paleontologist and Director of the State Museum of Natural History in Stuttgart, Germany. This species occurs in the Timor Sea of Indonesia and East Timor and in the Philippines.
