Cherry Barb and Silver Arowana Compatibility Overview
Cherry Barb and Silver Arowana are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Cherry Barb is peaceful and Silver Arowana is aggressive. Expect chasing and fin damage unless the tank is oversized, heavily planted, and watched closely. Review the behavior and water details before deciding whether to attempt the pairing.
| Factor | Cherry Barb | Silver Arowana | Verdict |
|---|---|---|---|
| Temperature | 73โ81ยฐF | 68โ86ยฐF | โ 73โ81ยฐF |
| pH Range | 6.0โ8.0 | 5.0โ7.5 | โ 6.0โ7.5 |
| Temperament | peaceful | aggressive | โ Risk |
| Adult Size | 2 in | 31.5 in | โ 16ร difference |
| Min. Group | 6+ | 1+ | See below |
| Min. Tank Size | 100 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
Silver Arowana โ Osteoglossum bicirrhosum
The Silver Arowana is a majestic and unique fish known for its striking appearance and size. It is a large, predatory fish that requires a spacious tank and specific water conditions. While not a community fish, it can be kept with compatible, larger species. They are sensitive to stress and require careful water quality management.
Frequently Asked Questions
Can Cherry Barb live with Silver Arowana?
Generally not recommended. Cherry Barb and Silver Arowana are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Cherry Barb is peaceful and Silver Arowana is aggressive. Expect chasing and fin damage unless the tank is oversized, heavily planted, and watched closely. Review the behavior and water details before deciding whether to attempt the pairing.
What tank size do I need for Cherry Barb and Silver Arowana together?
A minimum of 100 gallons is recommended for keeping Cherry Barb and Silver Arowana together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Cherry Barb and Silver Arowana?
73โ81ยฐF โ inside Cherry Barb's 73โ81ยฐF and Silver Arowana's 68โ86ยฐF.
Is a Cherry Barb aggressive toward a Silver Arowana?
The adult size gap creates a meaningful predation risk.
Related Compatibility Guides
Tank Size for Cherry Barb and Silver Arowana
Use the scenario that matches the actual group sizes and temperament you plan to keep.
| Scenario | Tank | When it applies |
|---|---|---|
| Minimum viable | 250 gal | Only for the recommended minimum groups, mature filtration, and close monitoring. |
| Recommended community | 350 gal | Adds territory, swimming room, and a safer buffer for behavior. |
| Low-conflict setup | 450 gal | Best when keeping larger schools or reducing territorial pressure. |