Can Oscar Live With Penang Betta?
Oscar and Penang Betta are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 74–80°F.
pH
✓ Compatible
Good pH overlap at 6.0–7.0.
Size
⚠ Use Caution
Significant size difference (14" vs 3"). Oscar may bully or stress Penang Betta.
Temperament
✗ Not Compatible
Oscar (aggressive) is not compatible with Penang Betta (peaceful). 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.
Trait Conflict
✗ Not Compatible
Oscar is a predator and may eat Penang Betta.
Tank Requirements
Minimum tank size for this combination: 83 gallons
| Parameter | Oscar | Penang Betta |
|---|---|---|
| Temperature | 74–81°F | 72–80°F |
| pH | 6–7.5 | 5.5–7 |
| Max Size | 14" | 3" |
| Temperament | Aggressive | Peaceful |
| Swim Level | Middle | Middle |
| Min Tank | 75 gal | 15 gal |
Check More Combinations
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