Can dojo loaches live with electric blue acaras?

Verdict
Yes

Yes. Dojo loaches and electric blue acaras get along in the same tank. Both are fine at 72–77°F. Plan on at least 55 gal.

Dojo loachDojo loach59–77°F · pH 6.5–8 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: 72–77°Dojo loach 59–77°Electric blue acara 72–82°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Dojo loach 6.5–8Electric blue acara 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Dojo loach · 6 inElectric blue acara · 6 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

Dojo loachElectric blue acara
Temperature59–77 °F72–82 °F
pH6.5–86.5–7.5
Adult size6.0 in6.0 in
Minimum tank55 gal30 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomMiddle
GroupGroups of 3+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for dojo loaches

All dojo loach tank mates

Better tank mates for electric blue acaras

All electric blue acara tank mates

Questions

Can dojo loaches live with electric blue acaras?

Yes. Dojo loaches and electric blue acaras get along in the same tank. Both are fine at 72–77°F. Plan on at least 55 gal.

What temperature suits both dojo loaches and electric blue acaras?

72–77 °F. Dojo loaches need 59–77 °F, electric blue acaras need 72–82 °F.

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

At least 55 gal, set by the dojo loach. Add space for each extra fish.