Can nerite snails live with fancy goldfish?

Verdict
No

No. Nerite snails and fancy goldfish should not share a tank. Fancy goldfish are coldwater animals (65–74°F); nerite snails need 72–78°F. They overlap only at 72–74°F, the edge of both ranges.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–74°Nerite snail 72–78°Fancy goldfish 65–74°
The green band is the temperature range both can live in.
456789Both: 7–8Nerite snail 7–8.5Fancy goldfish 7–8
The green band is the pH both tolerate.

Size to scale

Nerite snail · 1 inFancy goldfish · 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

Nerite snailFancy goldfish
Temperature72–78 °F65–74 °F
pH7–8.57–8
Adult size1.0 in6.0 in
Minimum tank5 gal30 gal
TemperamentPeacefulPeaceful
Swims atBottomAll levels
GroupAlone or in pairsAlone or in pairs
DietHerbivoreOmnivore

Better tank mates for nerite snails

All nerite snail tank mates

Better tank mates for fancy goldfish

All fancy goldfish tank mates

Questions

Can nerite snails live with fancy goldfish?

No. Nerite snails and fancy goldfish should not share a tank. Fancy goldfish are coldwater animals (65–74°F); nerite snails need 72–78°F. They overlap only at 72–74°F, the edge of both ranges.

What temperature suits both nerite snails and fancy goldfish?

72–74 °F. Nerite snails need 72–78 °F, fancy goldfish need 65–74 °F.

What size tank do nerite snails and fancy goldfish need together?

At least 30 gal, set by the fancy goldfish. Add space for each extra fish.