Pygmy Corydoras and Rosy Barb Compatibility Overview
Pygmy Corydoras and Rosy Barb can potentially coexist, but the combination requires careful attention. Both species are peaceful, and neither poses a major aggression risk to the other. A larger tank (minimum 75 gallons), dense planting, and close monitoring are essential.
| Factor | Pygmy Corydoras | Rosy Barb | Verdict |
|---|---|---|---|
| Temperature | 72โ79ยฐF | 61โ75ยฐF | โ ๏ธ 72โ75ยฐF (narrow) |
| pH Range | 6.0โ7.5 | 6.0โ8.0 | โ 6.0โ7.5 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 1 in | 3.9 in | โ ๏ธ 3.9ร difference |
| Min. Group | 6+ | 8+ | See below |
| Min. Tank Size | 75 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
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.
โ Full Pygmy Corydoras care guide
Rosy Barb โ Pethia conchonius
The Rosy Barb is a popular freshwater fish known for its vibrant coloration and peaceful nature. It is well-suited for community tanks with other non-aggressive species. They require a well-maintained environment and can be sensitive to water quality fluctuations. With proper care, they can thrive and add a splash of color to your aquarium.
Frequently Asked Questions
Can Pygmy Corydoras live with Rosy Barb?
With significant caution and a larger tank. Pygmy Corydoras and Rosy Barb can potentially coexist, but the combination requires careful attention. Both species are peaceful, and neither poses a major aggression risk to the other. A larger tank (minimum 75 gallons), dense planting, and close monitoring are essential.
What tank size do I need for Pygmy Corydoras and Rosy Barb together?
A minimum of 75 gallons is recommended for keeping Pygmy Corydoras and Rosy Barb together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Pygmy Corydoras and Rosy Barb?
72โ75ยฐF (narrow) โ inside Pygmy Corydoras's 72โ79ยฐF and Rosy Barb's 61โ75ยฐF.
Is a Pygmy Corydoras aggressive toward a Rosy Barb?
Pygmy Corydoras is peaceful and Rosy Barb is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Pygmy Corydoras and Rosy Barb
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. |