GuppyVSOscar Fish

Can they live together? Complete Compatibility Analysis

Compatibility Score

🚫 Do Not Mix

Oscar Fish are large, highly aggressive, predatory cichlids that will view Guppies as live food. Their fundamental requirements for space, water quality, and temperament are completely incompatible.

Potential Issues

•Oscars will eat Guppies immediately.
•Oscars require vastly larger tanks and produce significantly more waste than Guppies can tolerate.
•Their aggression levels are at opposite extremes of the spectrum.

Tank Requirements

Temperature

Cannot be reconciled (Guppy: 72-82°F, Oscar: 74-81°F).

pH Level

Cannot be reconciled (Guppy: 6.8-7.8, Oscar: 6.0-8.0).

Minimum Tank Size

Cannot be reconciled (Guppy: 10+ gallons, Oscar: 75+ gallons for one).

About Guppy and Oscar Fish

When considering adding Oscar Fish to a tank with Guppy, it's crucial to understand their specific needs. Oscar Fish are large, highly aggressive, predatory cichlids that will view Guppies as live food. Their fundamental requirements for space, water quality, and temperament are completely incompatible.

Key Differences

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

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