AquaStocker

Can a Mystery Snail Live With a Cardinal Tetra?

Yes — a mystery snail and cardinal tetra are generally compatible.

Updated June 2026
By the AquaStocker team · How we source our data
Yes — generally compatible
Mystery SnailMystery Snail
2.0" · 5g min · 68–82°F · Peaceful
+
Cardinal TetraCardinal Tetra
2.0" · 20g min · 73–81°F · Peaceful
Temperatures line up — both thrive around 73–81°F.
pH preferences overlap (7–7) — easy to keep both comfortable.
Plan on at least 20 gallons for the pair (the larger of their two minimums).

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Aquarium water test kitwatch your parametersAquarium filtermore filtration = headroomAquarium heaterstable temperature20 gallon aquariumroom for both

FAQ

Can a mystery snail and cardinal tetra live together?
Yes — a mystery snail and cardinal tetra are generally compatible. Minimum tank for the pair is about 20 gallons.

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