Can Celestial Pearl Danio Live With Silver Arowana?
❌Not Compatible
Silver Arowana is aggressive and will likely attack or stress tank mates.
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Parameter Comparison
| Parameter | Celestial Pearl Danio | Silver Arowana | Overlap |
|---|---|---|---|
| Temperature | 72–78°F | 75–82°F | 75–78°F ✓ |
| pH Range | 6.5–7.5 | 6–7.5 | 6.5–7.5 ✓ |
| Temperament | peaceful | aggressive | Aggression risk ✗ |
| Max Size | 1" | 36" | Size mismatch ✗ |
| Min Tank Size | 10 gal | 125 gal | 125 gal minimum together |
| Diet | Omnivore | Carnivore | — |
| Care Level | beginner | advanced | — |
Species Profiles
Celestial Pearl Danio
Danio margaritatus
beginnerpeaceful10+ gal
Celestial pearl danios (also called galaxy rasboras) are tiny, jewel-like fish discovered in Myanmar in 2006. Their dark blue body is covered in iridescent pearl-white spots, with bright orange-red fins striped with black. Despite their exotic appearance, they are hardy and easy to care for — one of the hobby's best-kept secrets for nano tanks.
Full care guide →Silver Arowana
Osteoglossum bicirrhosum
advancedaggressive125+ gal
The Silver Arowana (Osteoglossum bicirrhosum) is a advanced-level freshwater fish growing to 36 inches. Aggressive temperament, minimum 125 gallon tank.
Full care guide →Other Compatible Tank Mates
For Celestial Pearl Danio:
For Silver Arowana:
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