Can Cardinal Tetra Live With Peacock Eel?
Cardinal Tetra and Peacock Eel are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 73–82°F.
pH
✓ Compatible
Good pH overlap at 6.5–7.0.
Size
⚠ Use Caution
Significant size difference (9" vs 2"). Peacock Eel may bully or stress Cardinal Tetra.
Temperament
✓ Compatible
Both fish have compatible temperaments.
Swim Level
✓ Compatible
Fish occupy different water levels (Cardinal Tetra: middle, Peacock Eel: bottom), reducing conflict.
Trait Conflict
✗ Not Compatible
Peacock Eel is a predator and may eat 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 | Peacock Eel |
|---|---|---|
| Temperature | 73–84°F | 73–82°F |
| pH | 5–7 | 6.5–7.5 |
| Max Size | 2" | 9" |
| Temperament | Peaceful | Peaceful |
| Swim Level | Middle | Bottom |
| Min Tank | 10 gal | 30 gal |
Check More Combinations
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