Can mystery snails live with goldfish?
✅ Compatible Yes
- No conflicts found: temperature, pH, size, temperament and fin-nipping checks all pass.
| Mystery snail | Fancy goldfish | |
| Temperature | 70–79 °F (21–26 °C) | 68–73 °F (20–23 °C) |
| pH | 7.2–8.5 | 7–8 |
| Adult size | 2.0 in (5 cm) | 7.9 in (20 cm) |
| Temperament | Peaceful | Peaceful |
| Swims in | Bottom | All levels |
| Minimum tank | 10 gal | 20 gal |
Shared temperature: 70–73 °F (21–23 °C) · Shared pH: 7.2–8
Tips if you keep them together
- Use a tank of at least 20 US gallons with plenty of plants and hiding places.
- Set the heater around 72 °F (22 °C), the middle of the shared range.
See all mystery snail tank mates and fancy goldfish tank mates, or add more species in the checker.
FAQ
Can mystery snails live with goldfish?
Yes. Mystery snails and goldfish share water conditions and temperament.
What temperature for mystery snails and goldfish?
Mystery snail: 70–79 °F (21–26 °C). Fancy goldfish: 68–73 °F (20–23 °C). Shared range: 70–73 °F (21–23 °C).
What size tank for mystery snails and goldfish?
At least 20 US gallons, more as you add fish.
Note: Compatibility depends on individual temperament, tank size, decor and how fish are introduced. Our verdicts use conservative rules applied to published care data (see methodology). They are guidance, not a guarantee. Quarantine new fish and watch for chasing, torn fins or hiding.