Cardinal Tetra Care Guide

Paracheirodon axelrodi

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Bioload Score

500

PeacefulEasyFreshwater
Max Size
5.0 cm / 2.0"
Temperature
22–28°C (72–82°F)
pH Range
5.0 – 7.0
Min Tank Size
75L (20 gal)
Min Group Size
6 fish
Tank Level
Bottom-Mid
Origin
South America
Temperament
Peaceful
Difficulty
Easy
Breeding Difficulty
Difficult

Diet

Omnivorous, prefers a varied diet including high-quality flakes/pellets, live/frozen foods, and vegetable matter

Community Compatibility

Cardinal Tetras are peaceful and can be kept with other small, non-aggressive fish such as other Tetra species, Rasboras, small peaceful Gouramis, and peaceful Corydoras catfish.

Gender Differences

Males are generally slimmer and more vibrant in color compared to females.

Stock Cardinal Tetra in Your Tank

Use our free stocking calculator to see if Cardinal Tetra fits your aquarium