Can a Guppy Live With a Oscar?
Not recommended — a guppy and oscar are a risky mix.
Not recommended
Guppy
OscarTemperatures line up — both thrive around 74–81°F.
pH preferences overlap (7–8) — easy to keep both comfortable.
The oscar is big and predatory enough to eat the guppy — likely a meal, not a tankmate.
The oscar is aggressive and will likely harass or harm the guppy.
Plan on at least 55 gallons for the pair (the larger of their two minimums).
Plan the full tank with the stocking calculator →
Gear for a community tank
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FAQ
Can a guppy and oscar live together?
Not recommended — a guppy and oscar are a risky mix. Minimum tank for the pair is about 55 gallons.