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Rainbow fish in aquarium. Rainbowfish usually do best with tropical community fish, such as tetras, guppies, and other rainbowfish. However, two males may sometimes fight at breeding season if there are not enough females. Rainbowfish usually eat floating flakes in captivity, because in the wild they will often eat insects floating on the surface.
It is known under a number of common names including diamond rainbowfish, [3] neon rainbowfish, Praecox rainbowfish, dwarf neon rainbowfish, peacock rainbowfish, and Teczanka neonowa. [4] It is endemic to the Mamberamo River basin in West Papua in Indonesia [ 2 ] and common in the aquarium trade.
Australian rainbowfish are popular aquarium fish along with Pseudomugil blue-eyes, which are another small, colourful fish found in a similar range and habitats. In the wild, some rainbowfish populations have been severely affected by the aggressive introduced eastern mosquitofish ( Gambusia holbrooki ), tilapia cichlids, and pollution.
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.
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 .
Many color and tail pattern varieties exist. They generally need a ratio of 1 male to 2 females or more. All guppies and mollies are hardy fish that tolerate lower oxygen levels and temperatures than most aquarium fish, give birth to live young, and readily breed in home tanks. [58] can live in full sea water [59] 66 °F - 84 °F (19 °C - 29 °C)
Ornate rainbowfish inhabit freshwater creeks, streams, ponds and dune lakes in the coastal dune habitat locally known as wallum.Their typical habitat is sandy coastal areas where they are found in sluggish, acid waters stained with tannins from vegetation falling into the water where there is woody debris in the water, grassy banks, and thick submerged and emergent vegetation. [4]
Melanotaenia duboulayi, the crimson-spotted rainbowfish, less commonly known as the Duboulay's rainbowfish, [2] is a species of freshwater fish endemic to coastal eastern Australia, although M. duboulayi has also been kept as an aquarium fish since the early 20th century, and is the original "Australian rainbowfish".