Keyhole Cichlid and Moonlight Gourami Compatibility Overview
Keyhole Cichlid and Moonlight Gourami can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Keyhole Cichlid | Moonlight Gourami | Verdict |
|---|---|---|---|
| Temperature | 70โ82ยฐF | 77โ86ยฐF | โ 77โ82ยฐF |
| pH Range | 4.0โ7.5 | 6.0โ7.5 | โ 6.0โ7.5 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 4.3 in | 5.9 in | โ Similar |
| Min. Group | 2+ | 1+ | See below |
| Min. Tank Size | 55 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
Keyhole Cichlid โ Cleithracara maronii
The Keyhole Cichlid is a popular choice for beginners due to its relatively easy care and peaceful temperament. These fish are known for their distinct keyhole marking and vibrant coloration. They do well in a community tank with other peaceful species, but should be provided with plenty of hiding spots to feel secure.
โ Full Keyhole Cichlid care guide
Moonlight Gourami โ Trichopodus microlepis
The Moonlight Gourami is a beautiful freshwater fish known for its silvery blue color and red eyes. It is a peaceful community fish suitable for beginners and can thrive in a well-maintained aquarium. These fish are sensitive to water quality and require a spacious tank with plenty of swimming space.
Frequently Asked Questions
Can Keyhole Cichlid live with Moonlight Gourami?
Yes, in a well-planned setup. Keyhole Cichlid and Moonlight Gourami can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Both species are peaceful, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Keyhole Cichlid and Moonlight Gourami together?
A minimum of 55 gallons is recommended for keeping Keyhole Cichlid and Moonlight Gourami together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Keyhole Cichlid and Moonlight Gourami?
77โ82ยฐF โ inside Keyhole Cichlid's 70โ82ยฐF and Moonlight Gourami's 77โ86ยฐF.
Is a Keyhole Cichlid aggressive toward a Moonlight Gourami?
Keyhole Cichlid is peaceful and Moonlight Gourami is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Keyhole Cichlid and Moonlight Gourami
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 55 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 75 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 100 gal | Best when keeping larger schools or reducing territorial pressure. |