About Tetra
Tetras are small, colorful freshwater fish that are among the most popular choices for community aquariums. They are known for their peaceful nature, active swimming, and strong visual appeal in planted tanks.
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Typical group size
6+ fish
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Tank region
Middle
🐠 Behavior & Temperament
Most tetras are active social fish that show their best behavior and confidence when kept in groups. They are typically midwater swimmers and add constant movement to community aquariums.
💡 Care Guide
Most tetra species do best in stable, well-maintained aquariums with good water quality and a varied diet of flakes, micro pellets, and frozen foods. Care requirements vary by species, so always check the individual fish profile for exact water parameters and tank recommendations.
Tetra Species (3)
Cardinal Tetra
Paracheirodon axelrodi
Family: Characidae
Max Size: 5 cm
Temperature: 24-28°C
IntermediatePeaceful
Ember Tetra
Hyphessobrycon amandae
Family: Characidae
Max Size: 3 cm
Temperature: 23-29°C
BeginnerPeaceful
Neon Tetra
Paracheirodon innesi
Family: Characidae
Max Size: 4 cm
Temperature: 20-25°C
BeginnerPeaceful