AquaStocker

Can a Discus Live With a Bristlenose Pleco?

Not recommended — a discus and bristlenose pleco are a risky mix.

Updated June 2026
By the AquaStocker team · How we source our data
Not recommended
DiscusDiscus
8.0" · 55g min · 82–88°F · Peaceful
+
Bristlenose PlecoBristlenose Pleco
5.0" · 25g min · 73–81°F · Peaceful
Temperature clash — the discus (82–88°F) and bristlenose pleco (73–81°F) don't share a safe range.
pH preferences overlap (6.5–7) — easy to keep both comfortable.
Plan on at least 55 gallons for the pair (the larger of their two minimums).

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Aquarium water test kitwatch your parametersAquarium filtermore filtration = headroomAquarium heaterstable temperature55 gallon aquariumroom for both

FAQ

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

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