Can nerite snails live with pictus catfish?

Verdict
Yes

Yes. Nerite snails and pictus catfish get along in the same tank. Both are fine at 72–78°F. Plan on at least 55 gal.

Nerite snailNerite snail72–78°F · pH 7–8.5 Pictus catfishPictus catfish72–79°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–78°Nerite snail 72–78°Pictus catfish 72–79°
The green band is the temperature range both can live in.
456789Both: 7–7.5Nerite snail 7–8.5Pictus catfish 6–7.5
The green band is the pH both tolerate.

Size to scale

Nerite snail · 1 inPictus catfish · 5 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 snailPictus catfish
Temperature72–78 °F72–79 °F
pH7–8.56–7.5
Adult size1.0 in5.0 in
Minimum tank5 gal55 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomBottom
GroupAlone or in pairsGroups of 3+
DietHerbivoreCarnivore

Better tank mates for nerite snails

All nerite snail tank mates

Better tank mates for pictus catfish

All pictus catfish tank mates

Questions

Can nerite snails live with pictus catfish?

Yes. Nerite snails and pictus catfish get along in the same tank. Both are fine at 72–78°F. Plan on at least 55 gal.

What temperature suits both nerite snails and pictus catfish?

72–78 °F. Nerite snails need 72–78 °F, pictus catfish need 72–79 °F.

What size tank do nerite snails and pictus catfish need together?

At least 55 gal, set by the pictus catfish. Add space for each extra fish.