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Neon TetraVSOscar Fish

Can they live together? Complete Compatibility Analysis

Compatibility Score
5
🚫 Do Not Mix

Neon Tetras and Oscar Fish are fundamentally incompatible due to extreme differences in size, temperament, and dietary needs. Oscars are large, aggressive predators that will view small, peaceful Neon Tetras as live food.

Potential Issues
  • •Oscar Fish will eat Neon Tetras.
  • •Oscars produce a large amount of waste, requiring powerful filtration and frequent water changes that can stress delicate Neon Tetras.
  • •Their ideal water parameters have minimal overlap.
Tank Requirements
Temperature
Cannot be reconciled. Neon Tetras: 70-81°F (21-27°C). Oscar Fish: 74-81°F (23-27°C).
pH Level
Cannot be reconciled. Neon Tetras: 5.0-7.0 (soft, acidic). Oscar Fish: 6.0-8.0 (neutral to slightly hard).
Minimum Tank Size
Not applicable for mixing. Oscars alone require 75+ gallons for one adult.

About Neon Tetra and Oscar Fish

When considering adding Oscar Fish to a tank with Neon Tetra, it's crucial to understand their specific needs. Neon Tetras and Oscar Fish are fundamentally incompatible due to extreme differences in size, temperament, and dietary needs. Oscars are large, aggressive predators that will view small, peaceful Neon Tetras as live food.

Key Differences

  • Neon Tetra: Requires 10 gallons minimum. Usually prefers tropical water conditions.
  • Oscar Fish: Requires 55 gallons minimum. Usually prefers tropical water conditions.

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