Ecsenius is a large genus of fish in the family Blenniidae. Several species, including Ecsenius midas, the Midas blenny, and Ecsenius bicolor, the bicolor blenny, are commonly sold at aquarium stores as pets.
Ecsenius caeruliventris, known commonly as the bluebelly blenny in Indonesia, is a species of combtooth blenny in the genus Ecsenius. It is a tropical blenny found in the western Pacific ocean, specifically in Sulawesi, Indonesia. Male Ecsenius caeruliventris can reach a maximum length of 2.4 centimetres, while females can reach a maximum length of 2.37 centimetres; it is one of the smallest blennies in Ecsenius. The species name means "sky-blue belly" from the Latin words caeruleus and ventris, referring to the blue abdomen on the species; the common name is derived from this. The species is most similar to its sister taxon E. shirleyae and E. bandanus.
Ecsenius shirleyae, known commonly as the Shirley's blenny in Indonesia, is a species of combtooth blenny in the genus Ecsenius It is found in the western Pacific ocean, specifically in Indonesia. It can reach a maximum length of 2.8 centimetres. The species was named in honour of Springer's wife, Shirley. It is considered most similar to its sister species E. bimaculatus.
Ecsenius collettei, known commonly as the Collete's blenny in Papua New Guinea, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western central Pacific ocean, specifically in Papua New Guinea. It can reach a maximum length of 5 centimetres. The blennies feed primarily off of plants, and benthic algae and weeds. he specific name honours Bruce B. Collette the Director of the National Marine Fisheries Service Systematics Laboratory, whose collection of fish specimens from New Guinea contained a number important blenniid specimens, one of which was this species.
Ecsenius fourmanoiri, the blackstriped combtooth blenny, is a species of combtooth blenny in the genus Ecsenius. It is found in the western Pacific ocean. It can reach a maximum length of 4.9 centimetres. Blennies in this species feed primarily off of benthic algae and weeds. The specific name honours the French ichthyologist Pierre Fourmanoir (1924-2007), who collected the first specimens of this species and realised that it had not been described.
Ecsenius frontalis, known commonly as the smooth-fin blenny in Micronesia, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western Indian Ocean, in several gulfs in the Red Sea. It can reach a maximum length of 8 centimetres. Blennies in this species primarily feed off of plants, including benthic algae and weeds, and are commercial aquarium fish.
Ecsenius isos is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western central Pacific ocean, around New Hebrides and New Caledonia. It can reach a maximum length of 3.2 centimetres. Blennies in this species primarily feed off of plants, including benthic algae and weeds. The specific name isos refers to the dark spots beneath the blennies' heads.
Ecsenius melarchus, known commonly as the yellow-eyed comb-tooth or the Java combtooth-blenny in Indonesia, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western Pacific ocean. It can reach a maximum length of 5 centimetres. Blennies in this species primarily feed off of plants, including benthic algae and weeds, and are commercial aquarium fish. The specific name "melarchus" is Latin for "black anus", and refers to the black anal marking on the blennies in this species.
Ecsenius pictus, known commonly as the white-lined comb-tooth in Indonesia and the pictus blenny in Micronesia, is a species of combtooth blenny family Blenniidae.
Ecsenius schroederi, known commonly as the Schroeder's combtooth-blenny in Indonesia, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western Pacific ocean, specifically in Indonesia. It can reach a maximum length of 7 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds, and are commercial aquarium fish. The species was named in honour of the wildlife artist and scientific illustrator Jack R. Schroeder (1954-2004).
Ecsenius lividanalis, known commonly as the blue-head combtooth-blenny in Indonesia and also known as the blue-headed combtooth blenny, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs throughout the western Pacific ocean. It can reach a maximum length of 5 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds, and are commercial aquarium fish. There are two colour forms of this blenny, both of which have a black spot around the anus. One form has a blue head with a yellow body and iris while the other form is dark, occasionally all yellow, with a bluish-white iris, a yellow back and a yellow caudal fin.
Ecsenius lubbocki, the Lubbock's combtooth-blenny, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in Phuket, Thailand, in the eastern Indian Ocean. It can reach a maximum length of 4 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds. The specific name honours the English marine biologist Hugh Roger Lubbock (1951–1981), the collector of the type specimens, he recognised that they were a new species of Ecsenius.
Ecsenius mandibularis, also known as the many-toothed blenny, Queensland combtooth blenny or Queensland blenny in Australia, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western Pacific ocean, including the southern edge of the Great Barrier Reef. It can reach a maximum length of 7.5 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds.
Ecsenius nalolo, known commonly as the Nalolo in South Africa or the Nalolo blenny in Micronesia, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western Indian Ocean. It can reach a maximum length of 6.5 centimetres. Blennies in this species feed primarily on plants, including benthic algae and weeds.
Ecsenius oculus, known commonly in Micronesia as the ocular blenny and as the coral blenny on Christmas Island, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western Pacific ocean. It can reach a maximum length of 7 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds, and are commercial aquarium fish.
Ecsenius tricolor, known commonly as the Derawan combtooth-blenny in Indonesia, is a species of combtooth blenny in the genus Ecsenius. It is found in the western central Pacific ocean, around the Philippines and Borneo. It can reach a maximum length of 6 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds.
Ecsenius opsifrontalis, known commonly as the comical blenny in Micronesia, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the Pacific Ocean. It can reach a maximum length of 5 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds, and are commercial aquarium fish.
Ecsenius polystictus, known commonly as the dotted coralblenny or Andaman combtooth-blenny, is a species of combtooth blenny in the genus Ecsenius. It is found in the eastern Indian Ocean, around Indonesia. It can reach a maximum length of 4 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds.
Ecsenius pulcher, the Gulf blenny, is a species of combtooth blenny in the genus Ecsenius. It is found in the western Indian Ocean. Blennies in this species feed primarily off of plants, including benthic algae and weeds.
Ecsenius sellifer, known commonly as the saddle blenny in Guam, or the saddle clown blenny in Micronesia, is a species of combtooth blenny in the genus Ecsenius. It is found in coral reefs in the western Pacific ocean. It can reach a maximum length of 4.1 centimetres. Blennies in this species feed primarily off of plants, including benthic algae and weeds.
