Can Cardinal Tetra Live With Dojo Loach?
Cardinal Tetra and Dojo Loach are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 73–77°F.
pH
✓ Compatible
Good pH overlap at 6.5–7.0.
Size
⚠ Use Caution
Significant size difference (10" vs 2"). Dojo Loach may bully or stress Cardinal Tetra.
Temperament
✓ Compatible
Both fish have compatible temperaments.
Swim Level
✓ Compatible
Fish occupy different water levels (Cardinal Tetra: middle, Dojo Loach: bottom), reducing conflict.
Trait Conflict
✗ Not Compatible
Dojo Loach is a coldwater species and should not be kept with tropical fish like Cardinal Tetra.
Important Notes
- Cardinal Tetra is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 30 gallons
| Parameter | Cardinal Tetra | Dojo Loach |
|---|---|---|
| Temperature | 73–84°F | 50–77°F |
| pH | 5–7 | 6.5–8 |
| Max Size | 2" | 10" |
| Temperament | Peaceful | Peaceful |
| Swim Level | Middle | Bottom |
| Min Tank | 10 gal | 30 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.