Can American Flagfish Live With Ember Tetra?

American Flagfish and Ember Tetra CAN coexist, but with some risks. Careful setup and monitoring required.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 73–82°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.0.

Size ⚠ Use Caution

Significant size difference (2.5" vs 0.8"). American Flagfish may bully or stress Ember Tetra.

Temperament ⚠ Use Caution

American Flagfish (semi-aggressive) may have issues with Ember Tetra (peaceful). Monitor closely if attempting.

Swim Level ✓ Compatible

Swim level compatibility is fine.

Important Notes

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

Tank Requirements

Minimum tank size for this combination: 15 gallons

ParameterAmerican FlagfishEmber Tetra
Temperature64–82°F73–84°F
pH6.5–85.5–7
Max Size2.5"0.8"
TemperamentSemi-aggressivePeaceful
Swim LevelMiddleMiddle
Min Tank10 gal10 gal

Check More Combinations

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