Silver Arowana and Three Spot Gourami Compatibility Overview
Silver Arowana and Three Spot Gourami are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Silver Arowana is aggressive and Three Spot Gourami is semi. 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 | Silver Arowana | Three Spot Gourami | Verdict |
|---|---|---|---|
| Temperature | 68โ86ยฐF | 75โ86ยฐF | โ 75โ86ยฐF |
| pH Range | 5.0โ7.5 | 5.5โ8.5 | โ 5.5โ7.5 |
| Temperament | aggressive | semi | โ Risk |
| Adult Size | 31.5 in | 5.9 in | โ 5ร difference |
| Min. Group | 1+ | 1+ | See below |
| Min. Tank Size | 100 gallons (for both species) | โ | |
Compatibility Positives
Incompatibility Reasons
Species Profiles
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.
โ Full Silver Arowana care guide
Three Spot Gourami โ Trichopodus trichopterus
The Three Spot Gourami is a peaceful and attractive addition to freshwater tanks. They are known for their vibrant coloration and peaceful demeanor. With their flowing tails and distinctive body spots, they add visual interest to the aquarium. Providing a well-planted tank with hiding spots is crucial for their well-being.
Frequently Asked Questions
Can Silver Arowana live with Three Spot Gourami?
Generally not recommended. Silver Arowana and Three Spot Gourami are generally not recommended to be housed together. The adult size gap creates a meaningful predation risk. Silver Arowana is aggressive and Three Spot Gourami is semi. 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 Silver Arowana and Three Spot Gourami together?
A minimum of 100 gallons is recommended for keeping Silver Arowana and Three Spot Gourami together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Silver Arowana and Three Spot Gourami?
75โ86ยฐF โ inside Silver Arowana's 68โ86ยฐF and Three Spot Gourami's 75โ86ยฐF.
Is a Silver Arowana aggressive toward a Three Spot Gourami?
The adult size gap creates a meaningful predation risk.
Related Compatibility Guides
Tank Size for Silver Arowana and Three Spot Gourami
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. |