Can Red Eye Tetra Live With Similis Shell Dweller?

Red Eye Tetra and Similis Shell Dweller CAN coexist, but with some risks. Careful setup and monitoring required.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 76–82°F.

pH ✓ Compatible

Good pH overlap at 7.8–8.5.

Size ✓ Compatible

Compatible sizes (2.5" and 1.5").

Temperament ⚠ Use Caution

Red Eye Tetra (peaceful) may have issues with Similis Shell Dweller (semi-aggressive). Monitor closely if attempting.

Swim Level ✓ Compatible

Fish occupy different water levels (Red Eye Tetra: middle, Similis Shell Dweller: bottom), reducing conflict.

Important Notes

  • Red Eye Tetra is a schooling fish and needs at least 6 of its kind.
  • Similis Shell Dweller is a schooling fish and needs at least 4 of its kind.

Tank Requirements

Minimum tank size for this combination: 25 gallons

ParameterRed Eye TetraSimilis Shell Dweller
Temperature72–82°F76–82°F
pH5.5–8.57.8–9
Max Size2.5"1.5"
TemperamentPeacefulSemi-aggressive
Swim LevelMiddleBottom
Min Tank20 gal10 gal

Check More Combinations

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