Can Ember Tetra Live With Least Killifish?

Ember Tetra and Least Killifish are compatible tank mates!

Detailed Analysis

Known Pairing ✓ Compatible

Least Killifish and Ember Tetra are known to coexist well.

Temperature ✓ Compatible

Good temperature overlap at 73–80°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.0.

Size ✓ Compatible

Compatible sizes (0.8" and 1").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Fish occupy different water levels (Ember Tetra: middle, Least Killifish: top), reducing conflict.

Important Notes

  • Ember Tetra is a schooling fish and needs at least 8 of its kind.
  • Least Killifish is a schooling fish and needs at least 4 of its kind.

Tank Requirements

Minimum tank size for this combination: 13 gallons

ParameterEmber TetraLeast Killifish
Temperature73–84°F66–80°F
pH5.5–76.5–8
Max Size0.8"1"
TemperamentPeacefulPeaceful
Swim LevelMiddleTop
Min Tank10 gal5 gal

Check More Combinations

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