Can Brown's Betta Live With Cardinal Tetra?
Brown's Betta and Cardinal Tetra are compatible tank mates!
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 75–82°F.
pH
✓ Compatible
Good pH overlap at 5.0–5.5.
Size
✓ Compatible
Compatible sizes (1.5" and 2").
Temperament
✓ Compatible
Both fish have compatible temperaments.
Swim Level
✓ Compatible
Fish occupy different water levels (Brown's Betta: top, Cardinal Tetra: middle), reducing conflict.
Important Notes
- Cardinal Tetra is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 10 gallons
| Parameter | Brown's Betta | Cardinal Tetra |
|---|---|---|
| Temperature | 75–82°F | 73–84°F |
| pH | 3.5–5.5 | 5–7 |
| Max Size | 1.5" | 2" |
| Temperament | Peaceful | Peaceful |
| Swim Level | Top | Middle |
| Min Tank | 5 gal | 10 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.