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Stylephorus chordatus, the tube-eye or thread-tail, is a deep-sea ray-finned fish, the only species in the genus Stylephorus and family Stylephoridae. [ 1 ] [ 2 ] It is found in deep subtropical and tropical oceans around the world, living at depths during the day and making nightly vertical migrations to feed on plankton .
Actinopterygii (/ ˌ æ k t ɪ n ɒ p t ə ˈ r ɪ dʒ i aɪ /; from Ancient Greek ἀκτίς (aktis) 'having rays' and πτέρυξ (ptérux) 'wing, fins'), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish [2] that comprise over 50% of living vertebrate species. [3]
In the aquarium, the marble headstander is known as a peaceful inhabitant. They are completely docile as juveniles both towards other fish and members of their own species. As they get older, they should be kept either as a single headstander or a group of seven or more in a tank as they tend to fight amongst themselves in smaller groups.
The marbled electric ray has a nearly circular pectoral fin disc and a muscular tail that bears two dorsal fins of nearly equal size and a large caudal fin. It can be identified by the long, finger-like projections on the rims of its spiracles , as well as by its dark brown mottled color pattern, though some individuals are plain-colored.
Like most Amazonian fish, the species prefers softer, acidic water within the pH range of 5.0 to 8.0. As with most characins , they are omnivores . Hatchets have a tendency to be shy fish and are easily intimidated by larger or fast moving fish, so they are only appropriate for very peaceful communities or species tanks.
The congoli (Pseudaphritis urvillii), also known as the freshwater flathead, marble fish, marbled flathead, sand trout, sanding, sandy, sandy whiting or tupong, [5] is a species of marine ray-finned fish. It is the only species of fish in the monotypic family Pseudaphritidae and the genus Pseudaphritis.
The marble goby (Oxyeleotris marmorata) is a widely distributed species of fish in the family Butidae native to fresh and brackish waters of the Mekong and Chao Praya basins, as well as rivers and other water bodies in Cambodia (where it is called ត្រីដំរី "TreiDamrei"), Thailand (where it is called ปลาบู่), Malaysia, Singapore (where it is called "Soon Hock" fish ...
Many other fish in the order Cypriniformes are also sold under this name. Very likely to jump out of the aquarium especially after reaching adult size. Very useful for getting rid of algae when it is young but prefer fish food upon reaching adulthood. [50] Cyclocheilichthys janthochir: 20 cm (7.9 in) Flying fox (fish) Epalzeorhynchos kalopterus