Compatibility Overview
Guppy and Mystery Snail can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 29-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Guppy | Mystery Snail | Verdict |
|---|---|---|---|
| Temperature | 72–82°F | 68–80°F | ✅ 72–80°F |
| pH Range | 6.8–8.5 | 7.0–8.0 | ✅ 7.0–8.0 |
| Temperament | peaceful | peaceful | ✅ Compatible |
| Adult Size | 2.5 in | 2 in | ✅ Similar |
| Min. Group | 3+ | 1+ | See below |
| Min. Tank Size | 29 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
Species Profiles
Guppy — Poecilia reticulata
Hardy and colourful livebearers. Males' long flowing tails make them targets for fin-nipping species. Very prolific breeders.
Mystery Snail — Pomacea bridgesii
Large, peaceful aquarium snails that graze on algae and detritus. Shell provides some protection but can be harassed by certain fish.
Frequently Asked Questions
Can Guppy live with Mystery Snail?
Yes, in a well-planned setup. Guppy and Mystery Snail can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 29-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Guppy and Mystery Snail together?
A minimum of 29 gallons is recommended for keeping Guppy and Mystery Snail together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Guppy and Mystery Snail?
72–80°F
Is a Guppy aggressive toward a Mystery Snail?
Guppy is peaceful and Mystery Snail is peaceful. No major aggression issues are expected between these species.