Can Guppy Live With Neon Tetra?

Guppy and Neon Tetra CAN coexist, but with some risks. Careful setup and monitoring required.

Detailed Analysis

Known Pairing ✓ Compatible

Guppy and Neon Tetra are known to coexist well.

Temperature ✓ Compatible

Good temperature overlap at 72–81°F.

pH ⚠ Use Caution

Very narrow pH overlap (6.8–7.0). Hard to maintain precisely.

Size ✓ Compatible

Compatible sizes (2" and 1.5").

Temperament ✓ Compatible

Both fish have compatible temperaments.

Swim Level ✓ Compatible

Fish occupy different water levels (Guppy: top, Neon Tetra: middle), reducing conflict.

Important Notes

  • Guppy is a schooling fish and needs at least 3 of its kind.
  • Neon Tetra is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 15 gallons

ParameterGuppyNeon Tetra
Temperature72–82°F70–81°F
pH6.8–7.86–7
Max Size2"1.5"
TemperamentPeacefulPeaceful
Swim LevelTopMiddle
Min Tank10 gal10 gal

Check More Combinations

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