Jewel Cichlid and Pygmy Corydoras Compatibility Overview
Jewel Cichlid and Pygmy Corydoras are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Jewel Cichlid is aggressive and Pygmy Corydoras is peaceful. Expect chasing and fin damage unless the tank is oversized, heavily planted, and watched closely. Review the behavior and water details before deciding whether to attempt the pairing.
| Factor | Jewel Cichlid | Pygmy Corydoras | Verdict |
|---|---|---|---|
| Temperature | 72โ82ยฐF | 72โ79ยฐF | โ 72โ79ยฐF |
| pH Range | 6.0โ7.8 | 6.0โ7.5 | โ 6.0โ7.5 |
| Temperament | aggressive | peaceful | โ Risk |
| Adult Size | 5.9 in | 1 in | โ 6ร difference |
| Min. Group | 2+ | 6+ | See below |
| Min. Tank Size | 75 gallons (for both species) | โ | |
Compatibility Positives
Incompatibility Reasons
Species Profiles
Jewel Cichlid โ Hemichromis bimaculatus
The Jewel Cichlid, Hemichromis bimaculatus, is a vibrant and territorial fish popular in the aquarium trade. They require a spacious tank with hiding spots and can be moderately aggressive. With proper care, they can be a rewarding addition to the home aquarium.
โ Full Jewel Cichlid care guide
Pygmy Corydoras โ Corydoras pygmaeus
Tiny armoured catfish that school in open water as well as on the substrate. Peaceful with all non-aggressive species.
Frequently Asked Questions
Can Jewel Cichlid live with Pygmy Corydoras?
Generally not recommended. Jewel Cichlid and Pygmy Corydoras are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Jewel Cichlid is aggressive and Pygmy Corydoras is peaceful. Expect chasing and fin damage unless the tank is oversized, heavily planted, and watched closely. Review the behavior and water details before deciding whether to attempt the pairing.
What tank size do I need for Jewel Cichlid and Pygmy Corydoras together?
A minimum of 75 gallons is recommended for keeping Jewel Cichlid and Pygmy Corydoras together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Jewel Cichlid and Pygmy Corydoras?
72โ79ยฐF โ inside Jewel Cichlid's 72โ82ยฐF and Pygmy Corydoras's 72โ79ยฐF.
Is a Jewel Cichlid aggressive toward a Pygmy Corydoras?
The adult size gap creates a meaningful predation risk.
Related Compatibility Guides
Tank Size for Jewel Cichlid and Pygmy Corydoras
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 75 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 125 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 150 gal | Best when keeping larger schools or reducing territorial pressure. |