Can Emerald Corydoras Live With Harlequin Rasbora?

Emerald Corydoras and Harlequin Rasbora are compatible tank mates!

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 72–82°F.

pH ✓ Compatible

Good pH overlap at 6.0–7.5.

Size ✓ Compatible

Compatible sizes (3.5" and 2").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Fish occupy different water levels (Emerald Corydoras: bottom, Harlequin Rasbora: middle), reducing conflict.

Important Notes

  • Emerald Corydoras is a schooling fish and needs at least 6 of its kind.
  • Harlequin Rasbora is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 25 gallons

ParameterEmerald CorydorasHarlequin Rasbora
Temperature72–82°F72–82°F
pH6–7.56–7.5
Max Size3.5"2"
TemperamentPeacefulPeaceful
Swim LevelBottomMiddle
Min Tank20 gal10 gal

Check More Combinations

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