Can Buenos Aires Tetra Live With Threadfin Rainbowfish?
Buenos Aires Tetra and Threadfin Rainbowfish are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 75–82°F.
pH
✓ Compatible
Good pH overlap at 6.0–7.5.
Size
✓ Compatible
Compatible sizes (3" and 1.5").
Temperament
⚠ Use Caution
Buenos Aires Tetra (semi-aggressive) may have issues with Threadfin Rainbowfish (peaceful). Monitor closely if attempting.
Swim Level
✓ Compatible
Swim level compatibility is fine.
Trait Conflict
✗ Not Compatible
Buenos Aires Tetra is a known fin nipper and will harass Threadfin Rainbowfish's long fins.
Important Notes
- Buenos Aires Tetra is a schooling fish and needs at least 6 of its kind.
- Threadfin Rainbowfish is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 38 gallons
| Parameter | Buenos Aires Tetra | Threadfin Rainbowfish |
|---|---|---|
| Temperature | 64–82°F | 75–82°F |
| pH | 6–8 | 6–7.5 |
| Max Size | 3" | 1.5" |
| Temperament | Semi-aggressive | Peaceful |
| Swim Level | Middle | Middle |
| Min Tank | 30 gal | 15 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.