Can Black Molly live with Emerald Dwarf Rasbora?
Caution — with care
Why
- Very different sizes (Black Molly 4" vs Emerald Dwarf Rasbora 0.9") — these two need different tanks, and the smaller fish will be out-competed at feeding time.
Sweet spot: both do well at 72–77°F and pH 7–8 — aim there.
Side-by-side
| Black Molly | Emerald Dwarf Rasbora | |
|---|---|---|
| Temperature | 72–82°F | 68–77°F |
| pH | 7–8.5 | 7–8 |
| Hardness (GH) | 12–30 dGH | 5–15 dGH |
| Adult size | 4" | 0.9" |
| Temperament | Peaceful | Peaceful |
| Min tank | 30 gal | 10 gal |
Together, plan on at least 30 gallons.
Design the whole tank, not just the stocking
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Design a tank with Black Molly, Emerald Dwarf Rasbora →Everything compatible with Black Molly · …with Emerald Dwarf Rasbora