Can clown loaches live with blue gouramis?

Verdict
Yes

Yes, clown loaches and blue gouramis can live together. Both are fine at 77–82°F. Plan on at least 75 gal.

Clown loachClown loach77–86°F · pH 6–7.5 Blue gouramiBlue gourami72–82°F · pH 6–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 77–82°Clown loach 77–86°Blue gourami 72–82°
The green band is the temperature range both can live in.
456789Both: 6–7.5Clown loach 6–7.5Blue gourami 6–8
The green band is the pH both tolerate.

Size to scale

Clown loach · 8 inBlue gourami · 5 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 loachBlue gourami
Temperature77–86 °F72–82 °F
pH6–7.56–8
Adult size8.0 in5.0 in
Minimum tank75 gal30 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomTop
GroupGroups of 5+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for clown loaches

All clown loach tank mates

Better tank mates for blue gouramis

All blue gourami tank mates

Questions

Can clown loaches live with blue gouramis?

Yes, clown loaches and blue gouramis can live together. Both are fine at 77–82°F. Plan on at least 75 gal.

What temperature suits both clown loaches and blue gouramis?

77–82 °F. Clown loaches need 77–86 °F, blue gouramis need 72–82 °F.

What size tank do clown loaches and blue gouramis need together?

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