The threadfin rainbowfish or featherfin rainbowfish is a rainbowfish, the only species in the genus Iriatherina. It is characterized by long beautiful fins, and is among the most attractive of the rainbowfishes.
Bedotia alveyi, the Makira rainbowfish, is a species of Madagascar rainbowfish from rivers and streams in the Makira region of Madagascar where it occurs in the tributaries of the Antainambalana and Vohimaro rivers. This species was described in 2010 by Christopher C. Jones, Leo Smith and John S. Sparks from types collected from a small stream north of Ambodivoankongy, in a tributary of the Antainambalana River in Toamasina Province. The specific name honours Mark Alvey of the Field Museum in Chicago.
Cairnsichthys is a genus of rainbowfishes from the subfamily Melanotaeniinae. The genus is endemic to freshwater streams in eastern Queensland in north eastern Australia. The genus was designated as a monotypic genus in 1928 by John T. Nichols and Henry C. Raven but in 2018 a second species was assigned to the genus.
Axelrod's rainbowfish is a species of rainbowfish in the subfamily Melanotaeniinae. It is found in Papua New Guinea in the Yungkiri stream in the north western part of that nation. Typically its preferred habitat is a narrow stream with gentle moving, cloudy water surrounded by lush rainforest.
The Waigeo rainbowfish is a species of rainbowfish in the subfamily Melanotaeniinae. It is endemic to West Papua in Indonesia. It reaches a maximum length of around 7.5 cm. This species was described as Rhombatractus catherinae in 1910 by Lieven Ferdinand de Beaufort|de Beaufort from a type locality which was given as a rivulet flowing into the Rabial River in Waigeo. de Beaufort gave this species the specific name catherinae to honour his wife, Catherine, who had assisted him on the expedition on which the type was collected.
The Lake Tebera rainbowfish is a species of rainbowfish in the subfamily Melanotaeniinae which is endemic to the Lake Tebera basin in Papua New Guinea. The specific name honours the pet-book publisher Herbert R. Axelrod (1927-2017).
Ogilby's rainbowfish is a species of rainbowfish in the subfamily Melanotaeniinae. It is endemic to West Papua in Indonesia in the Lorentz River system. This species was described in 1910 by Max C.W. Weber from types collected in the Noord-Fluss, now renamed the Lorentz River, by the Dutch explorer Hendrikus Albertus Lorentz in 1907, it was not recorded again until Gerald R. Allen collected more specimens in 1995 and the species was later introduced to the aquarium hobby. Its specific name honours the ichthyologist James Douglas Ogilby (1853-1925).
Van Heurn's rainbowfish is a species of rainbowfish in the subfamily Melanotaeniinae. It is endemic to West Papua in Indonesia. The specific name honours the Dutch zoologist Willem Cornelis van Heurn (1887-1972).
Paratherina wolterecki is a species of fish in the subfamily Telmatherininae, part of the rainbowfish family Melanotaeniidae. This species is endemic to Lakes Towuti and Mahalona on the Indonesian island of Sulawesi. It reaches up to 15 cm (5.9 in) in total length. Their environment is pelagic and they live in tropical climates. It has the characteristic of having a mouth pointed upward. The specific name honours the hydrologist and biologist Richard Woltereck (1877-1944), who collected specimens of all four species in the genus Paratherina and who sketched them from life.
The Popondetta blue-eye or Popondetta rainbowfish, is a species of fish in the subfamily Pseudomugilinae. It is endemic to Papua New Guinea where it occurs at three localities around Popondetta in the east of the country. This species inhabits clear, fast flowing freshwater streams, although it has been reported from brackish water. This species was described in 1981 as Popondetta connieae by Gerald R. Allen from a typelocality of Auga Creek, about 5 kilometres (3.1 mi) south of Popondetta where Allen collected the 200 types along with Brian Parkinson. Allen gave it the specific name connieae to honour his wife, Connie, who normally prepared Allen's manuscripts for publication. This species is sought-after in the aquarium trade and is available in the European and Australian markets.
Pseudomugil is a genus of fish in the subfamily Pseudomugilinae endemic to Australia and New Guinea, where they are found in freshwater rivers and streams and bodies of brackish water.
Paska's blue-eye is a species of fish in the subfamily Pseudomugilinae. It is found in the Fly River system in Papua New Guinea. This species reaches a length of 3.0 cm (1.2 in).
Rheocles derhami is a species of rainbowfish in the subfamily Bedotiinae, the Madagascar rainbowfishes. It is endemic to the Ambalona River and Mangarahar River in Madagascar. Its natural habitat is rivers. It was described by Melanie Stiassny and Damaris Rodriguez in 1992 and was named in honour of the Swiss conservationist Patrick De Rham.
Rheocles pellegrini is a species of rainbowfish from the subfamily Bedotiinae. It is endemic to Madagascar. Its natural habitat is rivers. This species was described by John Treadwell Nichols and Francesca Raimonde La Monte in 1931 from a type collected "one day west of Andapa." by Austin L. Rand and P. A. DuMont who were part of the "Archbold Expedition" to Madagascar of 1929–1931. R. pellegrini was not then recorded until the 21st Century when populations were found in the area of the type locality. The specific name honours the French ichthyologist Jacques Pellegrin (1873-1944).
Rheocles wrightae, is a species of rainbowfish in the subfamily Bedotiinae, the Madagascar rainbowfishes. It is endemic to Madagascar where its occurs in the Manambola River, near Anosibe. It is threatened by habitat loss. It was described by Melanie Stiassny in 1990 from a type locality given as "Sandrangato River, south of Moramanga". The specific name honours the American primatologist Patricia Wright.
The Celebes rainbowfish is a species of sailfin silverside endemic to Sulawesi in Indonesia. It is the only known member of its genus.
Pelangia mbutaensis is a species of rainbowfish endemic to West Papua in Indonesia. This species was described by Gerald R. Allen in 1988 from types collected from the Lake Mbuta Basin which lies about 8 kilometers northwest of Etna Bay in West Papua. It is the only known member of its genus, the name Pelangia is derived from the Indonesian word for "rainbow" and the specific name refers to the type locality, the swampy basin of Lake Mbuta.
The ornate rainbowfish is a species of rainbowfish endemic to an area in eastern Australia, where it is native to coastal regions and sandy offshore islands in southern Queensland and northern New South Wales. It is the only known member of its genus. It is a popular aquarium fish.
Kiunga bleheri is a species of blue-eyes from the subfamily Pseudomugilinae, part of the rainbowfish family Melanotaeniidae which is endemic to Papua New Guinea. It was described by Gerald R. Allen in 2004 from a type locality of Tare Creek at 11.5 kilometres (7.1 mi) from the central market of Kiunga on the Konkonda Road. and Allen coined the specific name in honour of the collector of the type, the tropical fish wholesaler Heiko Bleher.
Leggett's rainbowfish is a species of rainbowfish in the subfamily Melanotaeniinae. It is only found in the Wapoga River system of northern Irian Jaya, Indonesia. This species can reach a length of 9.3 centimetres (3.7 in) SL.
