Can Dwarf Pufferfish live with Harlequin Rasbora? With caution
Aggressive plus peaceful pairing — monitor for stress.
Side by side
| 🐡 Dwarf Pufferfish | 🐟 Harlequin Rasbora | |
| Adult size | 1.4" | 2" |
| Min tank | 10 gal | 15 gal |
| Temperature | 72–82°F | 72–80°F |
| pH | 6.5–7.5 | 6–7.5 |
| Temperament | Aggressive | Peaceful |
How to make it work
- Aggressive plus peaceful pairing — monitor for stress.
- Provide ample swimming space, sight breaks, and matched water parameters.