Can Swordtail 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 | Swordtail | Silver Arowana | Overlap |
|---|---|---|---|
| Temperature | 72–82°F | 75–82°F | 75–82°F ✓ |
| pH Range | 7–8.4 | 6–7.5 | 7–7.5 ✓ |
| Temperament | peaceful | aggressive | Aggression risk ✗ |
| Max Size | 5.5" | 36" | Size mismatch ✗ |
| Min Tank Size | 20 gal | 125 gal | 125 gal minimum together |
| Diet | Omnivore | Carnivore | — |
| Care Level | beginner | advanced | — |
Species Profiles
Swordtail
Xiphophorus hellerii
beginnerpeaceful20+ gal
Swordtails are hardy, colorful livebearers named for the distinctive elongated lower tail fin (the 'sword') found on males. They come in many color varieties including red, pineapple, marigold, and tuxedo. Larger than guppies but just as easy to care for, swordtails are excellent community fish that prefer hard, alkaline water.
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 Silver Arowana:
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