Can siamese algae eaters live with paradise fish?

Verdict
Yes

Yes, siamese algae eaters and paradise fish can live together. 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 Paradise fishParadise fish61–79°F · pH 6–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–79°Siamese algae eater 75–79°Paradise fish 61–79°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Siamese algae eater 6.5–7.5Paradise fish 6–8
The green band is the pH both tolerate.

Size to scale

Siamese algae eater · 6 inParadise fish · 3.5 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

Siamese algae eaterParadise fish
Temperature75–79 °F61–79 °F
pH6.5–7.56–8
Adult size6.0 in3.5 in
Minimum tank30 gal20 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomTop
GroupAlone or in pairsOne per tank
DietHerbivoreOmnivore

Better tank mates for siamese algae eaters

All siamese algae eater tank mates

Better tank mates for paradise fish

All paradise fish tank mates

Questions

Can siamese algae eaters live with paradise fish?

Yes, siamese algae eaters and paradise fish can live together. Both are fine at 75–79°F. Plan on at least 30 gal.

What temperature suits both siamese algae eaters and paradise fish?

75–79 °F. Siamese algae eaters need 75–79 °F, paradise fish need 61–79 °F.

What size tank do siamese algae eaters and paradise fish need together?

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