Corydoras and Nerite Snail Compatibility Overview
Corydoras Catfish and Nerite Snail 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 | Nerite Snail | Verdict |
|---|---|---|---|
| Temperature | 70โ79ยฐF | 65โ85ยฐF | โ 70โ79ยฐF |
| pH Range | 6.0โ8.0 | 6.5โ8.5 | โ 6.5โ8.0 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 2.5 in | 1 in | โ ๏ธ 2.5ร difference |
| Min. Group | 6+ | 1+ | 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
Nerite Snail โ Nerita spp.
Outstanding algae-eating snails that do not reproduce in freshwater. Extremely hardy and compatible with virtually all peaceful fish.
Frequently Asked Questions
Can Corydoras Catfish live with Nerite Snail?
Yes, in a well-planned setup. Corydoras Catfish and Nerite Snail 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 Nerite Snail together?
A minimum of 20 gallons is recommended for keeping Corydoras Catfish and Nerite Snail together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Corydoras Catfish and Nerite Snail?
70โ79ยฐF โ inside Corydoras Catfish's 70โ79ยฐF and Nerite Snail's 65โ85ยฐF.
Is a Corydoras Catfish aggressive toward a Nerite Snail?
Corydoras Catfish is peaceful and Nerite Snail is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Corydoras and Nerite Snail
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 20 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. |