Can pictus catfish live with dojo loaches?

Verdict
Yes

Yes, pictus catfish and dojo loaches can live together. Both are fine at 72–77°F. Plan on at least 55 gal.

Pictus catfishPictus catfish72–79°F · pH 6–7.5 Dojo loachDojo loach59–77°F · pH 6.5–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–77°Pictus catfish 72–79°Dojo loach 59–77°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Pictus catfish 6–7.5Dojo loach 6.5–8
The green band is the pH both tolerate.

Size to scale

Pictus catfish · 5 inDojo loach · 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

Pictus catfishDojo loach
Temperature72–79 °F59–77 °F
pH6–7.56.5–8
Adult size5.0 in6.0 in
Minimum tank55 gal55 gal
TemperamentSemi-aggressivePeaceful
Swims atBottomBottom
GroupGroups of 3+Groups of 3+
DietCarnivoreOmnivore

Better tank mates for pictus catfish

All pictus catfish tank mates

Better tank mates for dojo loaches

All dojo loach tank mates

Questions

Can pictus catfish live with dojo loaches?

Yes, pictus catfish and dojo loaches can live together. Both are fine at 72–77°F. Plan on at least 55 gal.

What temperature suits both pictus catfish and dojo loaches?

72–77 °F. Pictus catfish need 72–79 °F, dojo loaches need 59–77 °F.

What size tank do pictus catfish and dojo loaches need together?

At least 55 gal, set by the pictus catfish. Add space for each extra fish.