Angelfish and Green Terror Cichlid Compatibility Overview
Angelfish and Green Terror Cichlid can potentially coexist, but the combination requires careful attention. Their ranges meet only at 74β75Β°F, which leaves no margin for a heater drifting or a warm room. Their pH ranges overlap only partly, so aim for the shared band and keep it steady. A larger tank (minimum 100 gallons), dense planting, and close monitoring are essential.
| Factor | Angelfish | Green Terror Cichlid | Verdict |
|---|---|---|---|
| Temperature | 74β84Β°F | 68β75Β°F | β οΈ 74β75Β°F (narrow) |
| pH Range | 6.0β7.5 | 6.5β8.0 | β 6.5β7.5 |
| Temperament | semi | aggressive | β Risk |
| Adult Size | 6 in | 11.8 in | β Similar |
| Min. Group | 1+ | 1+ | See below |
| Min. Tank Size | 100 gallons (for both species) | β | |
Compatibility Positives
Caution Points
Species Profiles
Angelfish β Pterophyllum scalare
Elegant South American cichlids with long flowing fins. Generally peaceful but territorial when breeding and will eat very small fish.
Green Terror Cichlid β Andinoacara rivulatus
The Green Terror Cichlid is a popular choice for experienced aquarists due to its striking appearance and vibrant colors. They are known for their aggression and should be kept in a species-specific tank. Their tall, laterally compressed bodies and vivid coloration make them visually appealing but require careful handling due to their potentially aggressiveβ¦
Frequently Asked Questions
Can Angelfish live with Green Terror Cichlid?
With significant caution and a larger tank. Angelfish and Green Terror Cichlid can potentially coexist, but the combination requires careful attention. Their ranges meet only at 74β75Β°F, which leaves no margin for a heater drifting or a warm room. Their pH ranges overlap only partly, so aim for the shared band and keep it steady. A larger tank (minimum 100 gallons), dense planting, and close monitoring are essential.
What tank size do I need for Angelfish and Green Terror Cichlid together?
A minimum of 100 gallons is recommended for keeping Angelfish and Green Terror Cichlid together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Angelfish and Green Terror Cichlid?
74β75Β°F (narrow) β inside Angelfish's 74β84Β°F and Green Terror Cichlid's 68β75Β°F.
Is a Angelfish aggressive toward a Green Terror Cichlid?
Angelfish is semi and Green Terror Cichlid is aggressive. Expect chasing and fin damage unless the tank is oversized, heavily planted, and watched closely.
Related Compatibility Guides
Tank Size for Angelfish and Green Terror Cichlid
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 100 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 150 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 180 gal | Best when keeping larger schools or reducing territorial pressure. |