Corydoras and Julii Cory Compatibility Overview
Corydoras Catfish and Julii Cory 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 | Julii Cory | Verdict |
|---|---|---|---|
| Temperature | 70โ79ยฐF | 68โ79ยฐF | โ 70โ79ยฐF |
| pH Range | 6.0โ8.0 | 5.5โ7.5 | โ 6.0โ7.5 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 2.5 in | 2.2 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
Julii Cory โ Corydoras julii
The Julii Cory is a popular, peaceful bottom-dweller that thrives in community tanks. With a lifespan of up to 5 years, they are suitable for beginners and experienced aquarists alike. These fish are known for their dark brown coloration with distinctive white spots and a slender, flat body shape.
Frequently Asked Questions
Can Corydoras Catfish live with Julii Cory?
Yes, in a well-planned setup. Corydoras Catfish and Julii Cory 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 Julii Cory together?
A minimum of 20 gallons is recommended for keeping Corydoras Catfish and Julii Cory together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Corydoras Catfish and Julii Cory?
70โ79ยฐF โ inside Corydoras Catfish's 70โ79ยฐF and Julii Cory's 68โ79ยฐF.
Is a Corydoras Catfish aggressive toward a Julii Cory?
Corydoras Catfish is peaceful and Julii Cory is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Corydoras and Julii Cory
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. |