Can siamese algae eaters live with assassin snails?

Verdict
Yes

Yes. Siamese algae eaters and assassin snails make a good pair. Both are fine at 75–79°F. Plan on at least 30 gal.

Siamese algae eaterSiamese algae eater75–79°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: 75–79°Siamese algae eater 75–79°Assassin snail 75–80°
The green band is the temperature range both can live in.
456789Both: 7–7.5Siamese algae eater 6.5–7.5Assassin snail 7–8
The green band is the pH both tolerate.

Size to scale

Siamese algae eater · 6 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

Siamese algae eaterAssassin snail
Temperature75–79 °F75–80 °F
pH6.5–7.57–8
Adult size6.0 in1.0 in
Minimum tank30 gal5 gal
TemperamentPeacefulPeaceful
Swims atBottomBottom
GroupAlone or in pairsAlone or in pairs
DietHerbivoreCarnivore

Better tank mates for siamese algae eaters

All siamese algae eater tank mates

Better tank mates for assassin snails

All assassin snail tank mates

Questions

Can siamese algae eaters live with assassin snails?

Yes. Siamese algae eaters and assassin snails make a good pair. Both are fine at 75–79°F. Plan on at least 30 gal.

What temperature suits both siamese algae eaters and assassin snails?

75–79 °F. Siamese algae eaters need 75–79 °F, assassin snails need 75–80 °F.

What size tank do siamese algae eaters and assassin snails need together?

At least 30 gal, set by the siamese algae eater. Add space for each extra fish.