Can Chili Rasbora Live With Red Rainbowfish?

Chili Rasbora and Red Rainbowfish are NOT compatible tank mates.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 72–80°F.

pH ⚠ Use Caution

Very narrow pH overlap (7.0–7.0). Hard to maintain precisely.

Size ✗ Not Compatible

Extreme size difference. Red Rainbowfish (6") may eat or bully Chili Rasbora (0.7").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Swim level compatibility is fine.

Important Notes

  • Chili Rasbora is a schooling fish and needs at least 8 of its kind.
  • Red Rainbowfish is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 55 gallons

ParameterChili RasboraRed Rainbowfish
Temperature68–82°F72–80°F
pH4–77–8
Max Size0.7"6"
TemperamentPeacefulPeaceful
Swim LevelMiddleMiddle
Min Tank5 gal55 gal

Check More Combinations

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