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Tetra Cardinal

Arguably the most popular of the small tetras, the cardinal tetra is similar in appearance to a longtime aquarium favorite, the neon tetra. Cardinal tetras are an active schooling fish and they live well in a peaceful community aquarium. Although they are difficult to breed in captivity, tetras remain a very popular aquarium fish. 

COMMON NAMES: Cardinal tetra

SCIENTIFIC NAME: Paracheirodon axelrodi

ADULT SIZE: 2 inches (5 cm)

LIFE EXPECTANCY: Four years

Characteristics

Family Characidae
Origin Brazil, Colombia, and Venezuela
Social Peaceful, suitable for a community tank
Tank Level Top to mid-dweller
Minimum Tank Size 20 gallon
Diet Omnivore
Breeding Egglayer
Care Intermediate
pH 4.6 to 6.2
Hardness Up to 4 dGH
Temperature 73 to 81 degrees F (23 to 27 degrees C)