Helcogramma is a genus in the triplefin family Tripterygiidae. The blennies in the genus Helcogramma are found throughout the Indo-Pacific and in the South Atlantic Ocean off the islands of St Helena and Ascension.
Helcogramma alkamr is a species of triplefin blenny in the genus Helcogramma. It was described by Wouter Holleman in 2007. This species is found in the western Indian Ocean from the Comoros to the Seychelles, Mauritius and St Brandon. The specific name is derived for the Arabic name for Madagascar, where this species occurs, Jazirat al-Qumr.
Helcogramma capidata, known commonly as the hooded triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Richard Rosenblatt in 1960. This species is widespread in the western Pacific Ocean from the Mariana Islands east to Samoa, Fiji and Tonga; it has been recorded from Sabah too.
Helcogramma chica, known commonly as the little hooded triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Richard Rosenblatt in 1960. This species is found in the Indo-Pacific from the Cocos (Keeling) Islands to the Society Islands in French Polynesia.
Helcogramma decurrens, known commonly as the black-throated triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Allan Riverstone McCulloch and Edgar Ravenswood Waite in 1918. This species occurs along the western and southern coasts of Australia where it is found down to depths of 13 metres (43 ft) in both the intertidal and subtidal zones where it hides among algae growing on rocky substrates.
Helcogramma ellioti, known commonly as the red-eye threefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Albert William Herre in 1944 who honoured the Scottish naturalist and ethnologist Walter Elliot (1803-1897) in its specific name. This species occurs in the Indian Ocean along the eastern and western coasts of India and around Sri Lanka.
Helcogramma ememes is a species of triplefin blenny in the genus Helcogramma. It was described by Wouter Holleman in 2007 who used the initials of his mentor Margaret Mary Smith (1916-1987) of the J.L.B. Smith Institute of Ichthyology to create this species specific name. Smith and her husband, J.L.B. Smith, had collected many specimens of this blenny in the 1960s. This species is found in the western Indian Ocean along the coats of East Africa from the Bazaruto Islands in Mozambique to Malindi in Kenya, it is also found in the Comoro Islands, Mauritius and the Seychelles.
Helcogramma fuscopinna, known commonly as the blackfin triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Wouter Holleman in 1982. This species occurs between 0 and 50 metres in the western Indian Ocean along the eastern coast of Africa from KwaZulu Natal to northern Kenya and east to the Maldives, living on rock surfaces and beneath ledges.
Helcogramma hudsoni, known commonly as the Hudson's triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by David Starr Jordan and Alvin Seale in 1906, the specific name honouring the illustrator of their monograph on Samoan fishes, R.L. Hudson. This species is found in the western Pacific Ocean where it has been recorded from the Izu Islands, Ryukyu Islands, Savo Island, New Caledonia, Vanuatu, Fiji, and Samoa.
The triangle triplefin is a species of triplefin blenny in the genus Helcogramma. It was described by Henry Weed Fowler in 1946. This species occurs in the western Pacific Ocean in the Ryukyu Islands, Taiwan and islands in Batangas province in the Philippines.
Helcogramma kranos, known commonly as the helmet triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Fricke in 1997. This species is endemic to the islands of Komodo, Lombok, Nusa Tenggara Barat and Timor in Indonesia.
Helcogramma larvata is a species of triplefin blenny in the genus Helcogramma. It was described by Ronald Fricke and John E. Randall in 1992. This species has only been recorded from North Male Atoll in the Maldives where the only known specimens were found in a shallow lagoon with a maximum depth of 5 metres (16 ft) and a sandy bottom.
Helcogramma maldivensis is a species of triplefin blenny in the genus Helcogramma. It was described by Ronald Fricke and John E. Randall in 1992. This species has only been recorded from South Male Atoll in the Maldives where the only known specimens were found in a shallow lagoon with a maximum depth of 5 metres (16 ft) and a sandy bottom.
Helcogramma nigra, the Rotuma triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Jeffrey T. Williams and Jeffrey C. Howe in 2003. This species occurs in the western central Pacific Ocean where it has been recorded from Papua New Guinea, the Solomon Islands, Vanuatu and Rotuma.
Helcogramma novaecaledoniae, known commonly as the New Caledonian triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by Ronald Fricke in 1994. This species is found in the western Pacific Ocean where it has been recorded from New Caledonia, the Loyalty Islands and Guadalcanal.
Helcogramma rhinoceros, known commonly as the rhinocerus triplefin or the rhino threefin, is a species of triplefin blenny in the genus Helcogramma. It was described by P.E. Hadley Hansen in 1986. This species is found throughout the Indo-Pacific from Thailand to Fiji and Tonga.
Helcogramma serendip is a species of triplefin blenny in the genus Helcogramma. It was described by Wouter Holleman in 2007. This species is found only around the coasts of Sri Lanka and its specific name references the old Arabic name for Sri Lanka.
Helcogramma springeri, known commonly as the Springer's triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by P.E. Hadley Hansen in 1986. The specific name honours the ichthyologist Victor G. Springer of the National Museum of Natural History. This species is found in the western Pacific Ocean from Indonesia and the Philippines to northern Australia, including the Great Barrier Reef.
Helcogramma vulcana, the volcano triplefin, is a species of triplefin blenny in the genus Helcogramma. It was described by John E. Randall and Eugenie Clark in 1993. This species is found in the western Pacific Ocean where it has been recorded from Bali to Gunung Api and Manuk in the Banda Sea.
Helcogramma ishigakiensis is a species of triplefin which is endemic to the Ryukyu Islands of southern Japan. It was described by Aoyagi in 1954 as Lepidoblennius marmoratus ishigakiensis. It was synonymised with Helcogramma inclinata by Ronald Fricke in 1997 but its status as a valid species was reasserted by Satokuni Tashiro in 2014. It is not included in FishBase but is in the Catalog of Fishes.
