Can Oscar Live With Snowball Pleco?
Oscar and Snowball Pleco are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 77–81°F.
pH
✓ Compatible
Good pH overlap at 6.0–7.0.
Size
✓ Compatible
Compatible sizes (14" and 6").
Temperament
✗ Not Compatible
Oscar (aggressive) is not compatible with Snowball Pleco (peaceful). Aggression or stress is very likely.
Swim Level
✓ Compatible
Fish occupy different water levels (Oscar: middle, Snowball Pleco: bottom), reducing conflict.
Tank Requirements
Minimum tank size for this combination: 90 gallons
| Parameter | Oscar | Snowball Pleco |
|---|---|---|
| Temperature | 74–81°F | 77–86°F |
| pH | 6–7.5 | 5.5–7 |
| Max Size | 14" | 6" |
| Temperament | Aggressive | Peaceful |
| Swim Level | Middle | Bottom |
| Min Tank | 75 gal | 30 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.