Can mystery snails live with celestial pearl danios?

Verdict
Yes

Yes. Mystery snails and celestial pearl danios make a good pair. Both are fine at 72–79°F. Plan on at least 10 gal.

Mystery snailMystery snail68–82°F · pH 7–8 Celestial pearl danioCelestial pearl danio72–79°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Mystery snail 68–82°Celestial pearl danio 72–79°
The green band is the temperature range both can live in.
456789Both: 7–7.5Mystery snail 7–8Celestial pearl danio 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Mystery snail · 2 inCelestial pearl danio · 1 in0"1"2"3"4"5"6"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

Mystery snailCelestial pearl danio
Temperature68–82 °F72–79 °F
pH7–86.5–7.5
Adult size2.0 in1.0 in
Minimum tank5 gal10 gal
TemperamentPeacefulPeaceful
Swims atBottomMiddle
GroupAlone or in pairsGroups of 6+
DietOmnivoreOmnivore

Better tank mates for mystery snails

All mystery snail tank mates

Better tank mates for celestial pearl danios

All celestial pearl danio tank mates

Questions

Can mystery snails live with celestial pearl danios?

Yes. Mystery snails and celestial pearl danios make a good pair. Both are fine at 72–79°F. Plan on at least 10 gal.

What temperature suits both mystery snails and celestial pearl danios?

72–79 °F. Mystery snails need 68–82 °F, celestial pearl danios need 72–79 °F.

What size tank do mystery snails and celestial pearl danios need together?

At least 10 gal, set by the celestial pearl danio. Add space for each extra fish.