Fish compatibility checker
"Can I keep these fish together?" Use our database to troubleshoot community setups by matching species temperament and water chemistry.
What this tool does
This checker evaluates species against our curated husbandry database. It flags mismatches in temperature, pH, and adult size, while checking for behavioral risks like fin-nipping or predator/prey conflicts.
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Conditional match
This pairing can work only when the warnings are handled deliberately.
Minimum tank10 gal
Temperature overlap76-78F
pH overlap6.5-7.5
GH overlap3-10 dGH
- schooling_size_issueNeon Tetra should be kept in a group of at least 6, not as a single add-on.
Open: Betta | Neon Tetra | checker