Can hillstream loaches live with ramshorn snails?

Verdict
Yes

Yes. Hillstream loaches and ramshorn snails get along in the same tank. Both are fine at 70–75°F. Plan on at least 20 gal.

Hillstream loachHillstream loach68–75°F · pH 6.5–7.5 Ramshorn snailRamshorn snail70–80°F · pH 7–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 70–75°Hillstream loach 68–75°Ramshorn snail 70–80°
The green band is the temperature range both can live in.
456789Both: 7–7.5Hillstream loach 6.5–7.5Ramshorn snail 7–8
The green band is the pH both tolerate.

Size to scale

Hillstream loach · 2.5 inRamshorn snail · 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

Hillstream loachRamshorn snail
Temperature68–75 °F70–80 °F
pH6.5–7.57–8
Adult size2.5 in1.0 in
Minimum tank20 gal5 gal
TemperamentPeacefulPeaceful
Swims atBottomBottom
GroupGroups of 3+Alone or in pairs
DietHerbivoreOmnivore

Better tank mates for hillstream loaches

All hillstream loach tank mates

Better tank mates for ramshorn snails

All ramshorn snail tank mates

Questions

Can hillstream loaches live with ramshorn snails?

Yes. Hillstream loaches and ramshorn snails get along in the same tank. Both are fine at 70–75°F. Plan on at least 20 gal.

What temperature suits both hillstream loaches and ramshorn snails?

70–75 °F. Hillstream loaches need 68–75 °F, ramshorn snails need 70–80 °F.

What size tank do hillstream loaches and ramshorn snails need together?

At least 20 gal, set by the hillstream loach. Add space for each extra fish.