Can Fiddler Crab live with Nerite Snail?
Light caution
Why
- Only a narrow water hardness overlap — keep both around 15–15 dGH.
Sweet spot: both do well at 72–82°F and pH 7.5–8 — aim there.
Side-by-side
| Fiddler Crab | Nerite Snail | |
|---|---|---|
| Temperature | 72–82°F | 68–82°F |
| pH | 7.5–8.5 | 6.5–8 |
| Hardness (GH) | 15–25 dGH | 6–15 dGH |
| Adult size | 2" | 1" |
| Temperament | Peaceful | Peaceful |
| Min tank | 15 gal | 5 gal |
Together, plan on at least 15 gallons.
How to make it work
- Target the overlapping water-parameter range and acclimate slowly.
Sort it with: GH remineraliser
Design the whole tank, not just the stocking
Skapelab plans a complete, buildable planted aquarium around your fish — a hand-illustrated layout, the exact plants and hardscape, a placement map, and a full equipment and shopping list. Free.
Design a tank with Fiddler Crab, Nerite Snail →Everything compatible with Fiddler Crab · …with Nerite Snail