Can Cardinal Tetra Live With Multi Shell Dweller?
Cardinal Tetra and Multi Shell Dweller are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 76–82°F.
pH
✗ Not Compatible
No pH overlap. Cardinal Tetra needs pH 5–7, but Multi Shell Dweller needs pH 7.8–9.
Size
✓ Compatible
Compatible sizes (2" and 1.5").
Temperament
⚠ Use Caution
Cardinal Tetra (peaceful) may have issues with Multi Shell Dweller (semi-aggressive). Monitor closely if attempting.
Swim Level
✓ Compatible
Fish occupy different water levels (Cardinal Tetra: middle, Multi Shell Dweller: bottom), reducing conflict.
Important Notes
- Cardinal Tetra is a schooling fish and needs at least 6 of its kind.
- Multi Shell Dweller is a schooling fish and needs at least 4 of its kind.
Tank Requirements
Minimum tank size for this combination: 15 gallons
| Parameter | Cardinal Tetra | Multi Shell Dweller |
|---|---|---|
| Temperature | 73–84°F | 76–82°F |
| pH | 5–7 | 7.8–9 |
| Max Size | 2" | 1.5" |
| Temperament | Peaceful | Semi-aggressive |
| Swim Level | Middle | Bottom |
| Min Tank | 10 gal | 10 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.