Home › Compatibility › Discus & Harlequin Rasbora
Can Discus and Harlequin Rasbora Live Together?
Not recommended
- Shared temperature window: 82-82°F.
- Shared pH window: 6.0-7.0.
- Discus is large enough to eat Harlequin Rasbora — high predation risk.
Side-by-side
| Parameter | Discus | Harlequin Rasbora |
|---|---|---|
| Adult size | 8" | 1.8" |
| Min tank | 55 gal | 10 gal |
| Temperature | 82-88°F | 73-82°F |
| pH | 5.5-7 | 6-7.5 |
| Temperament | Peaceful | Peaceful |
| Diet | Carnivore | Omnivore |
Recommended shared tank: 55 gallons or larger. Keep at 82-82°F. Target pH 6.0-7.0.
FAQ
Can Discus and Harlequin Rasbora live together?
Not recommended. Shared temperature window: 82-82°F.
What size tank do Discus and Harlequin Rasbora need together?
Plan for at least 55 gallons, more if you keep schooling groups of either species.
See full care guides: Discus · Harlequin Rasbora