Can Cardinal Tetra Live With Redhead Cichlid?
Cardinal Tetra and Redhead Cichlid are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 75–84°F.
pH
⚠ Use Caution
Very narrow pH overlap (7.0–7.0). Hard to maintain precisely.
Size
✗ Not Compatible
Extreme size difference. Redhead Cichlid (14") may eat or bully Cardinal Tetra (2").
Temperament
✗ Not Compatible
Cardinal Tetra (peaceful) is not compatible with Redhead Cichlid (aggressive). Aggression or stress is very likely.
Swim Level
⚠ Use Caution
Both fish occupy the middle level and Redhead Cichlid is territorial. Provide plenty of space and hiding spots.
Important Notes
- Cardinal Tetra is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 75 gallons
| Parameter | Cardinal Tetra | Redhead Cichlid |
|---|---|---|
| Temperature | 73–84°F | 75–84°F |
| pH | 5–7 | 7–8.5 |
| Max Size | 2" | 14" |
| Temperament | Peaceful | Aggressive |
| Swim Level | Middle | Middle |
| Min Tank | 10 gal | 75 gal |
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