Can kuhli loaches live with zebra danios?

Verdict
Yes

Yes, kuhli loaches and zebra danios can live together. Both are fine at 75–77°F. Plan on at least 20 gal.

Kuhli loachKuhli loach75–86°F · pH 5.5–7 Zebra danioZebra danio65–77°F · pH 6.5–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–77°Kuhli loach 75–86°Zebra danio 65–77°
The green band is the temperature range both can live in.
456789Both: 6.5–7Kuhli loach 5.5–7Zebra danio 6.5–8
The green band is the pH both tolerate.

Size to scale

Kuhli loach · 3.5 inZebra danio · 2 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 loachZebra danio
Temperature75–86 °F65–77 °F
pH5.5–76.5–8
Adult size3.5 in2.0 in
Minimum tank20 gal10 gal
TemperamentPeacefulPeaceful
Swims atBottomTop
GroupGroups of 6+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for kuhli loaches

All kuhli loach tank mates

Better tank mates for zebra danios

All zebra danio tank mates

Questions

Can kuhli loaches live with zebra danios?

Yes, kuhli loaches and zebra danios can live together. Both are fine at 75–77°F. Plan on at least 20 gal.

What temperature suits both kuhli loaches and zebra danios?

75–77 °F. Kuhli loaches need 75–86 °F, zebra danios need 65–77 °F.

What size tank do kuhli loaches and zebra danios need together?

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