Can Black Skirt Tetra 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 | Black Skirt Tetra | Silver Arowana | Overlap |
|---|---|---|---|
| Temperature | 70–82°F | 75–82°F | 75–82°F ✓ |
| pH Range | 6–7.5 | 6–7.5 | 6–7.5 ✓ |
| Temperament | peaceful | aggressive | Aggression risk ✗ |
| Max Size | 3" | 36" | Size mismatch ✗ |
| Min Tank Size | 15 gal | 125 gal | 125 gal minimum together |
| Diet | Omnivore | Carnivore | — |
| Care Level | beginner | advanced | — |
Species Profiles
Black Skirt Tetra
Gymnocorymbus ternetzi
beginnerpeaceful15+ gal
Black skirt tetras (also sold as black widow tetras) are hardy, easy-to-care-for schooling fish with a distinctive flowing black anal fin that gives them their name. They come in natural silver-and-black and various dyed/modified versions (GloFish). The natural form is the healthiest choice. They can be mild fin nippers in small groups but are generally well-behaved community fish.
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 Black Skirt Tetra:
For Silver Arowana:
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