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A neon tetra can appear slightly plump in the belly due to having overeaten. Neon tetras need dim lighting, a DH less than one, about 5.5 pH, and a temperature of 75 °F (24 °C) to breed. There also needs to be a lot of tannins in the water. Neon tetras are old enough to breed at 12 weeks. [23]
The type species is P. innesi, the well-known neon tetra, and the Paracheirodon species are among the fishes known as tetras. All species of this genus are native to the Neotropical realm , occurring in the Orinoco and Amazon Basins in northern South America .
Lives in fresh water and estuaries, migrating to spawn in the Sargasso Sea. American fourspot flounder: Hippoglossina oblonga: American gizzard shad: Dorosoma cepedianum: American harvestfish: Peprilus paru: American paddlefish: Polyodon spathula [5] American pickerel: Esox americanus: Also known as Redfin pickerel, brook pickerel, and Grass ...
Characidae, the characids or characins, is a family of freshwater subtropical and tropical fish belonging to the order Characiformes.The name "characins" is a historical one, [2] but scientists today tend to prefer "characids" to reflect their status as a, by and large, monophyletic group (at family rank).
The cardinal tetra is a very popular aquarium fish, but is less widespread than the neon tetra because until recently, it was difficult to breed in captivity. However, many breeders are now producing the fish; in most cases, one can determine if the cardinal tetra is bred or wild-caught due to damaged fins on wild-caught specimens.
Also, its body is slimmer than that of the neon tetra. It grows to a maximum overall length of about 3.5 cm (1.4 in). Like the other Paracheirodon species, the green neon tetra is kept as an aquarium fish, but it is less commonly seen than either the neon tetra or the cardinal tetra. P. simulans is also sometimes called the blue or false neon.
The black neon tetra (Hyphessobrycon herbertaxelrodi) is a freshwater fish of the characin family of the order Characiformes. It is native to the Paraguay basin of southern Brazil . They are often found in the aquarium trade.
The Costello tetra is a species of characin from the Amazon basin and is found in Brazil and Peru. [1] The specific name comes from Lake Hyanuary in Brazil. [2] Other common names used in English are January tetra and green neon. The name "green neon" is also used for Paracheirodon simulans.