Can Black Molly live with Spotted Tail Cory?
Light caution
Why
- Only a narrow pH overlap — keep both around 7–7.
Sweet spot: both do well at 75–82°F and pH 7–7 — aim there.
Side-by-side
| Black Molly | Spotted Tail Cory | |
|---|---|---|
| Temperature | 72–82°F | 75–82°F |
| pH | 7–8.5 | 6–7 |
| Hardness (GH) | 12–30 dGH | 2–25 dGH |
| Adult size | 4" | 2.2" |
| Temperament | Peaceful | Peaceful |
| Min tank | 30 gal | 20 gal |
Together, plan on at least 30 gallons.
How to make it work
- Target the overlapping water-parameter range and acclimate slowly.
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Design a tank with Black Molly, Spotted Tail Cory →Everything compatible with Black Molly · …with Spotted Tail Cory