Can Geophagus Tapajos Red Head Live With Green Neon Tetra?

Geophagus Tapajos Red Head and Green Neon Tetra are NOT compatible tank mates.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 78–85°F.

pH ✓ Compatible

Good pH overlap at 5.5–6.5.

Size ✗ Not Compatible

Extreme size difference. Geophagus Tapajos Red Head (7") may eat or bully Green Neon Tetra (1").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Fish occupy different water levels (Geophagus Tapajos Red Head: bottom, Green Neon Tetra: middle), reducing conflict.

Important Notes

  • Geophagus Tapajos Red Head is a schooling fish and needs at least 5 of its kind.
  • Green Neon Tetra is a schooling fish and needs at least 10 of its kind.

Tank Requirements

Minimum tank size for this combination: 60 gallons

ParameterGeophagus Tapajos Red HeadGreen Neon Tetra
Temperature78–86°F75–85°F
pH5.5–7.54–6.5
Max Size7"1"
TemperamentPeacefulPeaceful
Swim LevelBottomMiddle
Min Tank55 gal10 gal

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