Can clown loaches live with electric blue acaras?

Verdict
Yes

Yes. Clown loaches and electric blue acaras make a good pair. Both are fine at 77–82°F. Plan on at least 75 gal.

Clown loachClown loach77–86°F · pH 6–7.5 Electric blue acaraElectric blue acara72–82°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 77–82°Clown loach 77–86°Electric blue acara 72–82°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Clown loach 6–7.5Electric blue acara 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Clown loach · 8 inElectric blue acara · 6 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 loachElectric blue acara
Temperature77–86 °F72–82 °F
pH6–7.56.5–7.5
Adult size8.0 in6.0 in
Minimum tank75 gal30 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomMiddle
GroupGroups of 5+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for clown loaches

All clown loach tank mates

Better tank mates for electric blue acaras

All electric blue acara tank mates

Questions

Can clown loaches live with electric blue acaras?

Yes. Clown loaches and electric blue acaras make a good pair. Both are fine at 77–82°F. Plan on at least 75 gal.

What temperature suits both clown loaches and electric blue acaras?

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

What size tank do clown loaches and electric blue acaras need together?

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