Can mystery snails live with siamese algae eaters?

Verdict
Yes

Yes, mystery snails and siamese algae eaters can live together. Both are fine at 75–79°F. Plan on at least 30 gal.

Mystery snailMystery snail68–82°F · pH 7–8 Siamese algae eaterSiamese algae eater75–79°F · pH 6.5–7.5

Why it works

Water side by side

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

Size to scale

Mystery snail · 2 inSiamese algae eater · 6 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 snailSiamese algae eater
Temperature68–82 °F75–79 °F
pH7–86.5–7.5
Adult size2.0 in6.0 in
Minimum tank5 gal30 gal
TemperamentPeacefulPeaceful
Swims atBottomBottom
GroupAlone or in pairsAlone or in pairs
DietOmnivoreHerbivore

Better tank mates for mystery snails

All mystery snail tank mates

Better tank mates for siamese algae eaters

All siamese algae eater tank mates

Questions

Can mystery snails live with siamese algae eaters?

Yes, mystery snails and siamese algae eaters can live together. Both are fine at 75–79°F. Plan on at least 30 gal.

What temperature suits both mystery snails and siamese algae eaters?

75–79 °F. Mystery snails need 68–82 °F, siamese algae eaters need 75–79 °F.

What size tank do mystery snails and siamese algae eaters need together?

At least 30 gal, set by the siamese algae eater. Add space for each extra fish.