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The Lake Kutubu rainbowfish (Melanotaenia lacustris) is a species of fish in the family Melanotaeniidae. It is also known as turquoise rainbowfish. It is also known as turquoise rainbowfish. It is one of 13 fish endemic to Lake Kutubu , [ 2 ] a lake found within the Kikori River system in Papua New Guinea .
In a home setting, these fish need well-oxygenated water with a pH level of 6.8 – 7.2, optimal temperatures varying between 72 and 82 °F (22 and 28 °C), and plenty of aquatic plants to give them hiding places amid their school. If properly cared for, Rainbowfish can live up to 5 years in captivity. [5]
Many people that purchase these fish do not realize that the fish could grow to a foot long (30 cm) within a year. Due to their fast growth rate and large size as an adult, they are often kept in aquariums that are too small for them. [45] 72-80 °F (22-27 °C) [45] 6.0-7.5 [45] Butterfly peacock bass: Cichla ocellaris: 74 cm (29 in) Orinoco ...
Melanotaenia maccullochi, the dwarf rainbowfish or McCulloch's rainbowfish, is a species of rainbow fish in the family Melanotaeniidae. [ 1 ] [ 2 ] It was described by James Douglas Ogilby in 1915 when he received two samples from Mr. A. Anderson and the fish was named after the ichthyologist Allan Riverstone McCulloch .
Nematobrycon lacortei, also known as the rainbow emperor tetra, is a species of fish in genus Nematobrycon. [1] [2] It is notable for its iridescent sheen, ...
A bluefin notho killifish, Nothobranchius rachovii, from East Africa A killifish is any of various oviparous (egg-laying) cyprinodontiform fish, [1] including families Aplocheilidae, Cyprinodontidae, Fundulidae, Nothobranchiidae, Profundulidae, Aphaniidae and Valenciidae.
As with other rainbowfishes, Murray River rainbowfish are colourful fish. Their sides are silvery-brown, and have a green or silver sheen. A blue stripe extends from the snout to the caudal fin. The other fins are yellow and marked with orange or red. In males, several orange stripes run laterally across the posterior half of the body. [4]
A Boesemani rainbowfish in an aquarium. M. boesemani is also available in the aquarium hobby, where it is prized for its excellent colours and peaceful demeanor. The colour pattern is completely different from most other forms of rainbowfish, as it has a half orange-red rear and a bluish-grey or purple front which in some specimens is almost defined perfectly.