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The Pseudomugilidae, the blue-eyes, are a subfamily of atheriniform fish in the rainbowfish family Melanotaeniidae. [1] They inhabit fresh and brackish water in Australia, New Guinea and nearby smaller islands. [2] Blue-eyes are small fish, typically no more than 5 cm (2.0 in) in length.
Rainbowfish usually eat floating flakes in captivity, because in the wild they will often eat insects floating on the surface. 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 ...
The forktail blue-eye (Pseudomugil furcatus) is a diminutive species of rainbowfish in the subfamily Pseudomugilinae. It is endemic to Papua New Guinea, south-east of Popondetta, where it is found in rainforest streams. It used to be placed in the genus Popondetta, and even separated as Popondichthys, but this is now considered erroneous.
The Murray River rainbowfish (Melanotaenia fluviatilis), [2] known less commonly as the Australian rainbowfish, is a species of freshwater fish endemic to southeastern Australia. The southernmost species of all rainbowfishes , these fish are very colourful, hence the name; and there is sexual dimorphism with the males being larger and more ...
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 .
The Australian redclaw crayfish are much larger than the species native to the U.S. They can grow close to 10 inches long, about the size of some lobsters. They are edible and are commonly farmed ...
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".
There are only 10 or fewer vaquitas left in the world. ©Paula Olson, NOAA, Public domain, via Wikimedia Commons – Original / License