AquaStocker

Can a Betta Live With a Discus?

Not recommended — a betta and discus are a risky mix.

Updated June 2026
By the AquaStocker team · How we source our data
Not recommended
BettaBetta
2.8" · 5g min · 76–82°F · Semi-aggressive
+
DiscusDiscus
8.0" · 55g min · 82–88°F · Peaceful
Temperatures line up — both thrive around 82–82°F.
pH preferences overlap (6.5–7) — easy to keep both comfortable.
The discus is big and predatory enough to eat the betta — likely a meal, not a tankmate.
Plan on at least 55 gallons for the pair (the larger of their two minimums).

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FAQ

Can a betta and discus live together?
Not recommended — a betta and discus are a risky mix. Minimum tank for the pair is about 55 gallons.

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