Can Discus Live With Loreto Tetra?

Discus and Loreto Tetra are NOT compatible tank mates.

Detailed Analysis

Temperature ✗ Not Compatible

No temperature overlap. Discus needs 82–88°F, but Loreto Tetra needs 73–81°F.

pH ✓ Compatible

Good pH overlap at 5.5–7.0.

Size ✗ Not Compatible

Extreme size difference. Discus (8") may eat or bully Loreto Tetra (1.2").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Swim level compatibility is fine.

Important Notes

  • Discus is a schooling fish and needs at least 5 of its kind.
  • Loreto Tetra is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 63 gallons

ParameterDiscusLoreto Tetra
Temperature82–88°F73–81°F
pH5.5–75.5–7
Max Size8"1.2"
TemperamentPeacefulPeaceful
Swim LevelMiddleMiddle
Min Tank55 gal15 gal

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