Can Johanni Cichlid live with Guppy?
Troubleshooting community setups: see the compatibility result using temperature, pH, GH/KH, adult size, behavior, schooling needs, and predator/prey rules.
Quick Summary: No, this pairing should usually be avoided. We evaluated Johanni Cichlid and Guppy for 4 specific conflict codes. Plan for at least 55 gallons.
No, avoid this pairing
Data confidence: high
- aggression_riskAggression or territorial behavior needs extra space, cover, and careful observation.
- biotope_mismatchMalawi mbuna are territorial hard-water cichlids, not peaceful community fish; this pairing mixes incompatible behavior and water expectations.
- ph_range_conflictAggression or territorial behavior needs extra space, cover, and careful observation.
- gh_kh_mismatchAggression or territorial behavior needs extra space, cover, and careful observation.
Verified sources: Mbuna overview | Labidochromis caeruleus overview
johanni cichlid | guppy | johanni cichlid | guppy
Water parameter comparison
Johanni Cichlid temperature72-82F
Guppy temperature72-82F
Johanni Cichlid pH7.5-8.8
Guppy pH7-8.2
Johanni Cichlid GH10-20 dGH
Guppy GH8-20 dGH
Minimum tank55 gal
Last updated2026-06-11
Confidence: high. Aggression, predator/prey, shrimp risk, schooling, and tank size rules are evaluated from curated freshwater attributes.