Can Giant Gourami Live With Harlequin Rasbora?
Giant Gourami and Harlequin Rasbora are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 72–82°F.
pH
✓ Compatible
Good pH overlap at 6.5–7.5.
Size
✗ Not Compatible
Extreme size difference. Giant Gourami (24") may eat or bully Harlequin Rasbora (2").
Temperament
⚠ Use Caution
Giant Gourami (semi-aggressive) may have issues with Harlequin Rasbora (peaceful). Monitor closely if attempting.
Swim Level
✓ Compatible
Swim level compatibility is fine.
Trait Conflict
✗ Not Compatible
Giant Gourami is a predator and may eat Harlequin Rasbora.
Important Notes
- Harlequin Rasbora is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 205 gallons
| Parameter | Giant Gourami | Harlequin Rasbora |
|---|---|---|
| Temperature | 72–82°F | 72–82°F |
| pH | 6.5–7.5 | 6–7.5 |
| Max Size | 24" | 2" |
| Temperament | Semi-aggressive | Peaceful |
| Swim Level | All | Middle |
| Min Tank | 200 gal | 10 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.