Can Oscar Live With Port Cichlid?
Oscar and Port Cichlid are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 74–81°F.
pH
✓ Compatible
Good pH overlap at 6.5–7.5.
Size
✓ Compatible
Compatible sizes (14" and 6").
Temperament
✗ Not Compatible
Oscar (aggressive) is not compatible with Port Cichlid (semi-aggressive). Aggression or stress is very likely.
Swim Level
⚠ Use Caution
Both fish occupy the middle level and Oscar is territorial. Provide plenty of space and hiding spots.
Tank Requirements
Minimum tank size for this combination: 90 gallons
| Parameter | Oscar | Port Cichlid |
|---|---|---|
| Temperature | 74–81°F | 68–82°F |
| pH | 6–7.5 | 6.5–8 |
| Max Size | 14" | 6" |
| Temperament | Aggressive | Semi-aggressive |
| Swim Level | Middle | Middle |
| Min Tank | 75 gal | 30 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.