Can clown loaches live with gold barbs?

Verdict
No

No. Clown loaches and gold barbs should not share a tank. No shared temperature. Clown loaches need 77–86°F, gold barbs need 64–75°F.

Clown loachClown loach77–86°F · pH 6–7.5 Gold barbGold barb64–75°F · pH 6–8

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Clown loach 77–86°Gold barb 64–75°
The ranges do not meet, so one of them would always be too warm or too cold.
456789Both: 6–7.5Clown loach 6–7.5Gold barb 6–8
The green band is the pH both tolerate.

Size to scale

Clown loach · 8 inGold barb · 3 in0"1"2"3"4"5"6"7"8"
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

Clown loachGold barb
Temperature77–86 °F64–75 °F
pH6–7.56–8
Adult size8.0 in3.0 in
Minimum tank75 gal20 gal
TemperamentPeacefulPeaceful
Swims atBottomMiddle
GroupGroups of 5+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for clown loaches

All clown loach tank mates

Better tank mates for gold barbs

All gold barb tank mates

Questions

Can clown loaches live with gold barbs?

No. Clown loaches and gold barbs should not share a tank. No shared temperature. Clown loaches need 77–86°F, gold barbs need 64–75°F.

What temperature suits both clown loaches and gold barbs?

None. Clown loaches need 77–86 °F and gold barbs need 64–75 °F, so the ranges do not meet.

What size tank do clown loaches and gold barbs need together?

At least 75 gal, set by the clown loach. Add space for each extra fish.