Corydoras and Giant Danio Compatibility Overview
Corydoras Catfish and Giant Danio can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Corydoras Catfish is peaceful and Giant Danio is semi, so give them room and cover rather than assuming they will ignore each other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Corydoras Catfish | Giant Danio | Verdict |
|---|---|---|---|
| Temperature | 70โ79ยฐF | 72โ81ยฐF | โ 72โ79ยฐF |
| pH Range | 6.0โ8.0 | 6.5โ7.5 | โ 6.5โ7.5 |
| Temperament | peaceful | semi | โ ๏ธ Monitor |
| Adult Size | 2.5 in | 4.0 in | โ Similar |
| Min. Group | 6+ | 6+ | See below |
| Min. Tank Size | 55 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
Giant Danio โ Devario aequipinnatus
The Giant Danio is a vibrant and peaceful addition to the freshwater aquarium. Known for its striking red and blue colors, it is a popular choice for beginners and experienced aquarists alike. These fish are relatively easy to care for and can thrive in a well-maintained tank.
Frequently Asked Questions
Can Corydoras Catfish live with Giant Danio?
Yes, in a well-planned setup. Corydoras Catfish and Giant Danio can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges. Corydoras Catfish is peaceful and Giant Danio is semi, so give them room and cover rather than assuming they will ignore each other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Corydoras Catfish and Giant Danio together?
A minimum of 55 gallons is recommended for keeping Corydoras Catfish and Giant Danio together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Corydoras Catfish and Giant Danio?
72โ79ยฐF โ inside Corydoras Catfish's 70โ79ยฐF and Giant Danio's 72โ81ยฐF.
Is a Corydoras Catfish aggressive toward a Giant Danio?
Corydoras Catfish is peaceful and Giant Danio is semi. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Corydoras and Giant Danio
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 55 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 75 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 125 gal | Best when keeping larger schools or reducing territorial pressure. |