Can celestial pearl danios live with siamese algae eaters?

Verdict
Yes

Yes. Celestial pearl danios and siamese algae eaters make a good pair. Both are fine at 75–79°F. Plan on at least 30 gal.

Celestial pearl danioCelestial pearl danio72–79°F · pH 6.5–7.5 Siamese algae eaterSiamese algae eater75–79°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–79°Celestial pearl danio 72–79°Siamese algae eater 75–79°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Celestial pearl danio 6.5–7.5Siamese algae eater 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Celestial pearl danio · 1 inSiamese algae eater · 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

Celestial pearl danioSiamese algae eater
Temperature72–79 °F75–79 °F
pH6.5–7.56.5–7.5
Adult size1.0 in6.0 in
Minimum tank10 gal30 gal
TemperamentPeacefulPeaceful
Swims atMiddleBottom
GroupGroups of 6+Alone or in pairs
DietOmnivoreHerbivore

Better tank mates for celestial pearl danios

All celestial pearl danio tank mates

Better tank mates for siamese algae eaters

All siamese algae eater tank mates

Questions

Can celestial pearl danios live with siamese algae eaters?

Yes. Celestial pearl danios and siamese algae eaters make a good pair. Both are fine at 75–79°F. Plan on at least 30 gal.

What temperature suits both celestial pearl danios and siamese algae eaters?

75–79 °F. Celestial pearl danios need 72–79 °F, siamese algae eaters need 75–79 °F.

What size tank do celestial pearl danios and siamese algae eaters need together?

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