Angelfish and Pygmy Corydoras Compatibility Overview
Angelfish and Pygmy Corydoras are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Review the behavior and water details before deciding whether to attempt the pairing.
| Factor | Angelfish | Pygmy Corydoras | Verdict |
|---|---|---|---|
| Temperature | 74โ84ยฐF | 72โ79ยฐF | โ 74โ79ยฐF |
| pH Range | 6.0โ7.5 | 6.0โ7.5 | โ 6.0โ7.5 |
| Temperament | semi | peaceful | โ ๏ธ Monitor |
| Adult Size | 6 in | 1 in | โ 6ร difference |
| Min. Group | 1+ | 6+ | See below |
| Min. Tank Size | 75 gallons (for both species) | โ | |
Compatibility Positives
Incompatibility Reasons
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.
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 Angelfish live with Pygmy Corydoras?
Generally not recommended. Angelfish and Pygmy Corydoras are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Review the behavior and water details before deciding whether to attempt the pairing.
What tank size do I need for Angelfish and Pygmy Corydoras together?
A minimum of 75 gallons is recommended for keeping Angelfish and Pygmy Corydoras together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Angelfish and Pygmy Corydoras?
74โ79ยฐF โ inside Angelfish's 74โ84ยฐF and Pygmy Corydoras's 72โ79ยฐF.
Is a Angelfish aggressive toward a Pygmy Corydoras?
The adult size gap creates a meaningful predation risk.
Related Compatibility Guides
Tank Size for Angelfish 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. |