Corydoras and Glass Catfish Compatibility Overview
Corydoras Catfish and Glass Catfish 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 20-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Corydoras Catfish | Glass Catfish | Verdict |
|---|---|---|---|
| Temperature | 70โ79ยฐF | 68โ79ยฐF | โ 70โ79ยฐF |
| pH Range | 6.0โ8.0 | 4.0โ7.0 | โ 6.0โ7.0 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 2.5 in | 2.6 in | โ Similar |
| Min. Group | 6+ | 6+ | See below |
| Min. Tank Size | 20 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
Corydoras Catfish โ Corydoras spp.
Armoured bottom-dwelling catfish that are peaceful with all non-aggressive species. Need fine sand substrate to protect delicate barbels.
โ Full Corydoras Catfish care guide
Glass Catfish โ Kryptopterus vitreolus
The Glass Catfish, Kryptopterus vitreolus, is a popular freshwater aquarium fish known for its unique, translucent body and iridescent scales. It is a peaceful species that thrives in groups and is suitable for beginners due to its hardy nature. These catfish are bottom-dwellers and require a well-decorated tank with plenty of swimming space.
Frequently Asked Questions
Can Corydoras Catfish live with Glass Catfish?
Yes, in a well-planned setup. Corydoras Catfish and Glass Catfish 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 20-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Corydoras Catfish and Glass Catfish together?
A minimum of 20 gallons is recommended for keeping Corydoras Catfish and Glass Catfish together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Corydoras Catfish and Glass Catfish?
70โ79ยฐF โ inside Corydoras Catfish's 70โ79ยฐF and Glass Catfish's 68โ79ยฐF.
Is a Corydoras Catfish aggressive toward a Glass Catfish?
Corydoras Catfish is peaceful and Glass Catfish is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Corydoras and Glass Catfish
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 21 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 29 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 55 gal | Best when keeping larger schools or reducing territorial pressure. |