Can serpae tetras live with ramshorn snails?

Verdict
Yes

Yes, serpae tetras and ramshorn snails can live together. Both are fine at 72–79°F. Plan on at least 20 gal.

Serpae tetraSerpae tetra72–79°F · pH 6–7.5 Ramshorn snailRamshorn snail70–80°F · pH 7–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Serpae tetra 72–79°Ramshorn snail 70–80°
The green band is the temperature range both can live in.
456789Both: 7–7.5Serpae tetra 6–7.5Ramshorn snail 7–8
The green band is the pH both tolerate.

Size to scale

Serpae tetra · 1.75 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

Serpae tetraRamshorn snail
Temperature72–79 °F70–80 °F
pH6–7.57–8
Adult size1.75 in1.0 in
Minimum tank20 gal5 gal
TemperamentSemi-aggressivePeaceful
Swims atMiddleBottom
GroupGroups of 6+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for serpae tetras

All serpae tetra tank mates

Better tank mates for ramshorn snails

All ramshorn snail tank mates

Questions

Can serpae tetras live with ramshorn snails?

Yes, serpae tetras and ramshorn snails can live together. Both are fine at 72–79°F. Plan on at least 20 gal.

What temperature suits both serpae tetras and ramshorn snails?

72–79 °F. Serpae tetras need 72–79 °F, ramshorn snails need 70–80 °F.

What size tank do serpae tetras and ramshorn snails need together?

At least 20 gal, set by the serpae tetra. Add space for each extra fish.