Cherry Barb and Pearl Danio Compatibility Overview
Cherry Barb and Pearl Danio 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 | Cherry Barb | Pearl Danio | Verdict |
|---|---|---|---|
| Temperature | 73โ81ยฐF | 72โ79ยฐF | โ 73โ79ยฐF |
| pH Range | 6.0โ8.0 | 6.5โ7.5 | โ 6.5โ7.5 |
| Temperament | peaceful | peaceful | โ Compatible |
| Adult Size | 2 in | 2.5 in | โ Similar |
| Min. Group | 6+ | 6+ | See below |
| Min. Tank Size | 20 gallons (for both species) | โ | |
Compatibility Positives
Caution Points
Species Profiles
Cherry Barb โ Puntius titteya
Unlike most barbs, cherry barbs are peaceful schooling fish safe with bettas and nano species. Males turn vivid red when in breeding condition.
โ Full Cherry Barb care guide
Pearl Danio โ Danio albolineatus
The Pearl Danio is a popular freshwater fish known for its shimmering blue and white colors. It is a peaceful community fish that can be kept in a tank with other peaceful species. These fish are moderately active and do not require a large tank. They are suitable for beginners due to their hardiness and ease of care.
Frequently Asked Questions
Can Cherry Barb live with Pearl Danio?
Yes, in a well-planned setup. Cherry Barb and Pearl Danio 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 Cherry Barb and Pearl Danio together?
A minimum of 20 gallons is recommended for keeping Cherry Barb and Pearl Danio together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Cherry Barb and Pearl Danio?
73โ79ยฐF โ inside Cherry Barb's 73โ81ยฐF and Pearl Danio's 72โ79ยฐF.
Is a Cherry Barb aggressive toward a Pearl Danio?
Cherry Barb is peaceful and Pearl Danio is peaceful. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Cherry Barb and Pearl Danio
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. |