Can discus live with celestial pearl danios?

Verdict
No

No. Discus and celestial pearl danios should not share a tank. No shared temperature. Discus need 82–88°F, celestial pearl danios need 72–79°F.

DiscusDiscus82–88°F · pH 5.5–7 Celestial pearl danioCelestial pearl danio72–79°F · pH 6.5–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Discus 82–88°Celestial pearl danio 72–79°
The ranges do not meet, so one of them would always be too warm or too cold.
456789Both: 6.5–7Discus 5.5–7Celestial pearl danio 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Discus · 6 inCelestial pearl danio · 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

DiscusCelestial pearl danio
Temperature82–88 °F72–79 °F
pH5.5–76.5–7.5
Adult size6.0 in1.0 in
Minimum tank55 gal10 gal
TemperamentPeacefulPeaceful
Swims atMiddleMiddle
GroupGroups of 5+Groups of 6+
DietCarnivoreOmnivore

Better tank mates for discus

All discus tank mates

Better tank mates for celestial pearl danios

All celestial pearl danio tank mates

Questions

Can discus live with celestial pearl danios?

No. Discus and celestial pearl danios should not share a tank. No shared temperature. Discus need 82–88°F, celestial pearl danios need 72–79°F.

What temperature suits both discus and celestial pearl danios?

None. Discus need 82–88 °F and celestial pearl danios need 72–79 °F, so the ranges do not meet.

What size tank do discus and celestial pearl danios need together?

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