Can Cardinal Tetra Live With Tinfoil Barb?

Cardinal Tetra and Tinfoil Barb are NOT compatible tank mates.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 73–82°F.

pH ✓ Compatible

Good pH overlap at 6.0–7.0.

Size ✗ Not Compatible

Extreme size difference. Tinfoil Barb (14") may eat or bully Cardinal Tetra (2").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Swim level compatibility is fine.

Important Notes

  • Cardinal Tetra is a schooling fish and needs at least 6 of its kind.
  • Tinfoil Barb is a schooling fish and needs at least 5 of its kind.

Tank Requirements

Minimum tank size for this combination: 75 gallons

ParameterCardinal TetraTinfoil Barb
Temperature73–84°F72–82°F
pH5–76–7.5
Max Size2"14"
TemperamentPeacefulPeaceful
Swim LevelMiddleMiddle
Min Tank10 gal75 gal

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