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Betta FishVSOscar Fish

Can they live together? Complete Compatibility Analysis

Compatibility Score
0
🚫 Do Not Mix

Extreme incompatibility in size, temperament, and dietary needs. Oscars are large, highly aggressive predators that will view a Betta as food. Bettas are slow, territorial fish that cannot compete.

Potential Issues
  • •The Oscar will almost certainly kill and eat the Betta.
  • •Even a very large tank cannot mitigate the predatory nature of the Oscar.
  • •Betta's long fins make it an exceptionally easy target.
Tank Requirements
Temperature
Incompatible (Betta: 75-82°F, Oscar: 74-81°F)
pH Level
Incompatible (Betta: 6.5-7.5, Oscar: 6.0-8.0)
Minimum Tank Size
Incompatible (Betta min: 5 gal, Oscar min: 75 gal for one)

About Betta Fish and Oscar Fish

When considering adding Oscar Fish to a tank with Betta Fish, it's crucial to understand their specific needs. Extreme incompatibility in size, temperament, and dietary needs. Oscars are large, highly aggressive predators that will view a Betta as food. Bettas are slow, territorial fish that cannot compete.

Key Differences

  • Betta Fish: Requires 5 gallons minimum. Usually prefers tropical water conditions.
  • Oscar Fish: Requires 55 gallons minimum. Usually prefers tropical water conditions.

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