Cherry Barb and Royal Gramma Compatibility Overview
Cherry Barb and Royal Gramma are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. Their pH ranges do not meet: Cherry Barb wants 6.0โ8.0 and Royal Gramma wants 8.1โ8.4. Review the behavior and water details before deciding whether to attempt the pairing.
| Factor | Cherry Barb | Royal Gramma | Verdict |
|---|---|---|---|
| Temperature | 73โ81ยฐF | 72โ82ยฐF | โ 73โ81ยฐF |
| pH Range | 6.0โ8.0 | 8.1โ8.4 | โ No overlap |
| Temperament | peaceful | semi | โ ๏ธ Monitor |
| Adult Size | 2 in | 3.0 in | โ Similar |
| Min. Group | 6+ | 1+ | See below |
| Min. Tank Size | 20 gallons (for both species) | โ | |
Compatibility Positives
Incompatibility Reasons
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
Royal Gramma โ Gramma loreto
The Royal Gramma, known for its vibrant blue coloration, is a popular saltwater fish among beginners and experienced aquarists alike. It requires a well-maintained tank with plenty of swimming space and a moderate current. With a peaceful temperament and a relatively easy care routine, the Royal Gramma can be a great addition to a community tank.
Frequently Asked Questions
Can Cherry Barb live with Royal Gramma?
Generally not recommended. Cherry Barb and Royal Gramma are generally not recommended to be housed together. One of these is a marine species and the other is not; they cannot share one aquarium. Their pH ranges do not meet: Cherry Barb wants 6.0โ8.0 and Royal Gramma wants 8.1โ8.4. Review the behavior and water details before deciding whether to attempt the pairing.
What tank size do I need for Cherry Barb and Royal Gramma together?
A minimum of 20 gallons is recommended for keeping Cherry Barb and Royal Gramma together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Cherry Barb and Royal Gramma?
73โ81ยฐF โ inside Cherry Barb's 73โ81ยฐF and Royal Gramma's 72โ82ยฐF.
Is a Cherry Barb aggressive toward a Royal Gramma?
Cherry Barb is peaceful and Royal Gramma is semi. No major aggression issues are expected between these species.
Related Compatibility Guides
Tank Size for Cherry Barb and Royal Gramma
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 30 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 55 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 75 gal | Best when keeping larger schools or reducing territorial pressure. |