Can Chili Rasbora Live With Threadfin Acara?
Chili Rasbora and Threadfin Acara are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 76–82°F.
pH
✓ Compatible
Good pH overlap at 5.5–7.0.
Size
✗ Not Compatible
Extreme size difference. Threadfin Acara (8") may eat or bully Chili Rasbora (0.7").
Temperament
⚠ Use Caution
Chili Rasbora (peaceful) may have issues with Threadfin Acara (semi-aggressive). Monitor closely if attempting.
Swim Level
✓ Compatible
Fish occupy different water levels (Chili Rasbora: middle, Threadfin Acara: bottom), reducing conflict.
Important Notes
- Chili Rasbora is a schooling fish and needs at least 8 of its kind.
Tank Requirements
Minimum tank size for this combination: 55 gallons
| Parameter | Chili Rasbora | Threadfin Acara |
|---|---|---|
| Temperature | 68–82°F | 76–84°F |
| pH | 4–7 | 5.5–7.5 |
| Max Size | 0.7" | 8" |
| Temperament | Peaceful | Semi-aggressive |
| Swim Level | Middle | Bottom |
| Min Tank | 5 gal | 55 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.