Can glass catfish live with assassin snails?

Verdict
Yes

Yes. Glass catfish and assassin snails make a good pair. Both are fine at 75–80°F. Plan on at least 30 gal.

Glass catfishGlass catfish75–80°F · pH 6.5–7.5 Assassin snailAssassin snail75–80°F · pH 7–8

Why it works

Water side by side

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

Size to scale

Glass catfish · 3 inAssassin 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

Glass catfishAssassin snail
Temperature75–80 °F75–80 °F
pH6.5–7.57–8
Adult size3.0 in1.0 in
Minimum tank30 gal5 gal
TemperamentPeacefulPeaceful
Swims atMiddleBottom
GroupGroups of 6+Alone or in pairs
DietCarnivoreCarnivore

Better tank mates for glass catfish

All glass catfish tank mates

Better tank mates for assassin snails

All assassin snail tank mates

Questions

Can glass catfish live with assassin snails?

Yes. Glass catfish and assassin snails make a good pair. Both are fine at 75–80°F. Plan on at least 30 gal.

What temperature suits both glass catfish and assassin snails?

75–80 °F. Glass catfish need 75–80 °F, assassin snails need 75–80 °F.

What size tank do glass catfish and assassin snails need together?

At least 30 gal, set by the glass catfish. Add space for each extra fish.