Keyhole Cichlid and Tiger Barb Compatibility Overview
Keyhole Cichlid and Tiger Barb can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Keyhole Cichlid is peaceful and Tiger Barb is semi, so give them room and cover rather than assuming they will ignore each other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Keyhole Cichlid | Tiger Barb | Verdict |
|---|---|---|---|
| Temperature | 70โ82ยฐF | 68โ79ยฐF | โ 70โ79ยฐF |
| pH Range | 4.0โ7.5 | 6.0โ8.0 | โ 6.0โ7.5 |
| Temperament | peaceful | semi | โ ๏ธ Monitor |
| Adult Size | 4.3 in | 2.75 in | โ Similar |
| Min. Group | 2+ | 6+ | 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
Tiger Barb โ Puntigrus tetrazona
Striking striped barbs that are notorious fin-nippers. Must be kept in groups of 6+ to redirect aggression within the school. Incompatible with long-finned fish.
Frequently Asked Questions
Can Keyhole Cichlid live with Tiger Barb?
Yes, in a well-planned setup. Keyhole Cichlid and Tiger Barb can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Keyhole Cichlid is peaceful and Tiger Barb is semi, so give them room and cover rather than assuming they will ignore each 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 Tiger Barb together?
A minimum of 55 gallons is recommended for keeping Keyhole Cichlid and Tiger Barb together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Keyhole Cichlid and Tiger Barb?
70โ79ยฐF โ inside Keyhole Cichlid's 70โ82ยฐF and Tiger Barb's 68โ79ยฐF.
Is a Keyhole Cichlid aggressive toward a Tiger Barb?
Keyhole Cichlid is peaceful and Tiger Barb is semi. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Keyhole Cichlid and Tiger Barb
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 | 125 gal | Best when keeping larger schools or reducing territorial pressure. |