Angelfish and Peacock Cichlid Compatibility Overview
Angelfish and Peacock Cichlid can potentially coexist, but the combination requires careful attention. Their usable pH overlap is narrow and requires stable, tested water. Both are semi, so give them a larger, well-planted tank and watch how they settle in. A larger tank (minimum 75 gallons), dense planting, and close monitoring are essential.
| Factor | Angelfish | Peacock Cichlid | Verdict |
|---|---|---|---|
| Temperature | 74โ84ยฐF | 73โ84ยฐF | โ 74โ84ยฐF |
| pH Range | 6.0โ7.5 | 7.5โ9.0 | โ ๏ธ 7.5โ7.5 (narrow) |
| Temperament | semi | semi | โ ๏ธ Monitor |
| Adult Size | 6 in | 5.1 in | โ Similar |
| Min. Group | 1+ | 4+ | See below |
| Min. Tank Size | 75 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
Angelfish โ Pterophyllum scalare
Elegant South American cichlids with long flowing fins. Generally peaceful but territorial when breeding and will eat very small fish.
Peacock Cichlid โ Aulonocara stuartgranti
The Peacock Cichlid, Aulonocara nyassae, is a stunning fish with vibrant blue and yellow colors. These fish are known for their aggression and require a mature and well-maintained tank. They are best kept in pairs or in a species-specific tank. Careful attention must be given to water parameters and tank setup to ensure their health and well-being.
Frequently Asked Questions
Can Angelfish live with Peacock Cichlid?
With significant caution and a larger tank. Angelfish and Peacock Cichlid can potentially coexist, but the combination requires careful attention. Their usable pH overlap is narrow and requires stable, tested water. Both are semi, so give them a larger, well-planted tank and watch how they settle in. A larger tank (minimum 75 gallons), dense planting, and close monitoring are essential.
What tank size do I need for Angelfish and Peacock Cichlid together?
A minimum of 75 gallons is recommended for keeping Angelfish and Peacock Cichlid together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Angelfish and Peacock Cichlid?
74โ84ยฐF โ inside Angelfish's 74โ84ยฐF and Peacock Cichlid's 73โ84ยฐF.
Is a Angelfish aggressive toward a Peacock Cichlid?
Angelfish is semi and Peacock Cichlid is semi. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Angelfish and Peacock Cichlid
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. |