Can kuhli loaches live with celestial pearl danios?

Verdict
Yes

Yes, kuhli loaches and celestial pearl danios can live together. Both are fine at 75–79°F. Plan on at least 20 gal.

Kuhli loachKuhli loach75–86°F · pH 5.5–7 Celestial pearl danioCelestial pearl danio72–79°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–79°Kuhli loach 75–86°Celestial pearl danio 72–79°
The green band is the temperature range both can live in.
456789Both: 6.5–7Kuhli loach 5.5–7Celestial pearl danio 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Kuhli loach · 3.5 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

Kuhli loachCelestial pearl danio
Temperature75–86 °F72–79 °F
pH5.5–76.5–7.5
Adult size3.5 in1.0 in
Minimum tank20 gal10 gal
TemperamentPeacefulPeaceful
Swims atBottomMiddle
GroupGroups of 6+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for kuhli loaches

All kuhli loach tank mates

Better tank mates for celestial pearl danios

All celestial pearl danio tank mates

Questions

Can kuhli loaches live with celestial pearl danios?

Yes, kuhli loaches and celestial pearl danios can live together. Both are fine at 75–79°F. Plan on at least 20 gal.

What temperature suits both kuhli loaches and celestial pearl danios?

75–79 °F. Kuhli loaches need 75–86 °F, celestial pearl danios need 72–79 °F.

What size tank do kuhli loaches and celestial pearl danios need together?

At least 20 gal, set by the kuhli loach. Add space for each extra fish.