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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.
H. erythrozonus is a medium-sized tetra growing to 4 to 5 cm (1.6 to 2.0 in), notably larger than both neon and cardinal tetras. It has a life span of two to four years when kept in good conditions. In the wild, the fish eats aquatic insect larvae. [2]
Paracheirodon tetras reach maximum overall lengths of 2.5 to 5 cm (0.98 to 1.97 in) depending on the species, and are of elongated, tetra shapes. All share a distinctive iridescent blue lateral line, but differ slightly in their other colorations.
Cardinal tetra: Paracheirodon axelrodi: 5 cm (2.0 in) Similar to the Neon Tetra, but slightly larger and doesn't prefer to school as much. They need much larger tanks, although their temperament is similar. [31] Cave tetra, blind tetra: Astyanax mexicanus: 12 cm (4.7 in) The cave tetra is the blind cave form of the Mexican tetra.
This is a list of maximum recorded animal lifespans in captivity.Only animals from the classes of the Chordata phylum are included. [1] On average, captive animals (especially mammals) live longer than wild animals.
The neon tetra has a light-blue back over a silver-white abdomen. The fish is characterized by an iridescent blue horizontal stripe along each side of the fish from its nose to the base of the adipose fin, and an iridescent red stripe that begins at the middle of the body and extends posteriorly to the base of the caudal fin. The fish is ...
The name of the project comes from the Brazilian Portuguese word, piaba, which means "little fish", [1] referring specifically to the cardinal tetra (Paracheirodon axelrodi). [2] Project Piaba is an ongoing project with annual research expeditions to the Rio Negro region. [ 2 ]
The lemon tetra (Hyphessobrycon pulchripinnis) is a species of tropical freshwater fish which originates from South America, belonging to the family Characidae. It is a small tetra growing to 5 cm (2 in) in length. The species is a long established favourite aquarium fish, being introduced to the aquarium in 1932.