Can Betta Live With Celestial Pearl Danio?

Betta and Celestial Pearl Danio are NOT compatible tank mates.

Detailed Analysis

Temperature ⚠ Use Caution

Very narrow temperature overlap (76–76°F). Maintaining stable temp in this range may be difficult.

pH ✓ Compatible

Good pH overlap at 6.5–7.5.

Size ✓ Compatible

Compatible sizes (3" and 1").

Temperament ✗ Not Compatible

Betta (aggressive) is not compatible with Celestial Pearl Danio (peaceful). Aggression or stress is very likely.

Swim Level ✓ Compatible

Fish occupy different water levels (Betta: top, Celestial Pearl Danio: middle), reducing conflict.

Important Notes

  • Celestial Pearl Danio is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 10 gallons

ParameterBettaCelestial Pearl Danio
Temperature76–82°F65–76°F
pH6.5–7.56.5–7.5
Max Size3"1"
TemperamentAggressivePeaceful
Swim LevelTopMiddle
Min Tank5 gal10 gal

Check More Combinations

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