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Can Neon Tetra and Molly Live Together?

Compatible with caution
  • Shared temperature window: 72-78°F.
  • pH preferences barely overlap (Neon Tetra: 6-7 vs Molly: 7.5-8.5).
  • Neon Tetra may fit in Molly's mouth as it grows; watch closely.

Side-by-side

ParameterNeon TetraMolly
Adult size1.5"4"
Min tank10 gal20 gal
Temperature72-78°F72-82°F
pH6-77.5-8.5
TemperamentPeacefulPeaceful
DietOmnivoreOmnivore

Recommended shared tank: 20 gallons or larger. Keep at 72-78°F.

FAQ

Can Neon Tetra and Molly live together?

Compatible with caution. Shared temperature window: 72-78°F.

What size tank do Neon Tetra and Molly need together?

Plan for at least 20 gallons, more if you keep schooling groups of either species.

See full care guides: Neon Tetra · Molly