Can cherry barbs live with zebra loaches?

Verdict
Yes

Yes. Cherry barbs and zebra loaches get along in the same tank. Both are fine at 73–79°F. Plan on at least 30 gal.

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 73–79°Cherry barb 73–81°Zebra loach 73–79°
The green band is the temperature range both can live in.
456789Both: 6–7.5Cherry barb 6–7.5Zebra loach 6–7.5
The green band is the pH both tolerate.

Size to scale

Cherry barb · 2 inZebra loach · 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

Cherry barbZebra loach
Temperature73–81 °F73–79 °F
pH6–7.56–7.5
Adult size2.0 in3.5 in
Minimum tank20 gal30 gal
TemperamentPeacefulPeaceful
Swims atMiddleBottom
GroupGroups of 6+Groups of 5+
DietOmnivoreOmnivore

Better tank mates for cherry barbs

All cherry barb tank mates

Better tank mates for zebra loaches

All zebra loach tank mates

Questions

Can cherry barbs live with zebra loaches?

Yes. Cherry barbs and zebra loaches get along in the same tank. Both are fine at 73–79°F. Plan on at least 30 gal.

What temperature suits both cherry barbs and zebra loaches?

73–79 °F. Cherry barbs need 73–81 °F, zebra loaches need 73–79 °F.

What size tank do cherry barbs and zebra loaches need together?

At least 30 gal, set by the zebra loach. Add space for each extra fish.