Can Cardinal Tetra Live With Convict Cichlid?

Cardinal Tetra and Convict Cichlid are NOT compatible tank mates.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 73–82°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.0.

Size ✓ Compatible

Compatible sizes (2" and 5").

Temperament ✗ Not Compatible

Cardinal Tetra (peaceful) is not compatible with Convict Cichlid (aggressive). Aggression or stress is very likely.

Swim Level ⚠ Use Caution

Both fish occupy the middle level and Convict Cichlid is territorial. Provide plenty of space and hiding spots.

Important Notes

  • Cardinal Tetra is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 30 gallons

ParameterCardinal TetraConvict Cichlid
Temperature73–84°F72–82°F
pH5–76.5–8
Max Size2"5"
TemperamentPeacefulAggressive
Swim LevelMiddleMiddle
Min Tank10 gal30 gal

Check More Combinations

Use our compatibility checker to add more fish and plan your complete tank.