Can Venustus Cichlid live with Harlequin Rasbora?

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 Venustus Cichlid and Harlequin Rasbora for 1 specific conflict codes. Plan for at least 125 gallons.

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No, avoid this pairing

Data confidence: high

Verified sources: Nimbochromis venustus overview

venustus cichlid | harlequin rasbora | venustus cichlid | harlequin rasbora

Observed photo context

Observed aquarium photo examples

These photos show observed aquarium setups for the selected species. They are useful context, but they do not change the compatibility result or replace tank-size, temperament, group-size, and water-parameter checks.

Harlequin rasboras schooling in a planted aquarium
Harlequin rasboras schooling in a planted aquarium.
Venustus cichlid in a retail African cichlid aquarium
Venustus cichlid in a retail African cichlid aquarium.

Water parameter comparison

Venustus Cichlid temperature74-80F
Harlequin Rasbora temperature72-80F
Venustus Cichlid pH7.6-8.6
Harlequin Rasbora pH6-7.8
Venustus Cichlid GH10-20 dGH
Harlequin Rasbora GH2-12 dGH
Minimum tank125 gal
Last updated2026-06-11

Confidence: high. Aggression, predator/prey, shrimp risk, schooling, and tank size rules are evaluated from curated freshwater attributes.

Next steps

Check BioloadCalculate if your tank volume and filtration can support this pairing.Find More Tank MatesSee other compatible species and compare more pairings.Water Parameter CheckConfirm that your tap water matches the selected species.

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