Can pictus catfish live with plecos?

Verdict
Yes

Yes. Pictus catfish and plecos make a good pair. Both are fine at 72–79°F. Plan on at least 125 gal.

Pictus catfishPictus catfish72–79°F · pH 6–7.5 Common plecoCommon pleco72–86°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Pictus catfish 72–79°Common pleco 72–86°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Pictus catfish 6–7.5Common pleco 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Pictus catfish · 5 inCommon pleco · 15 in0"2"4"6"8"10"12"14"
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 catfishCommon pleco
Temperature72–79 °F72–86 °F
pH6–7.56.5–7.5
Adult size5.0 in15.0 in
Minimum tank55 gal125 gal
TemperamentSemi-aggressivePeaceful
Swims atBottomBottom
GroupGroups of 3+Alone or in pairs
DietCarnivoreHerbivore

Better tank mates for pictus catfish

All pictus catfish tank mates

Better tank mates for plecos

All common pleco tank mates

Questions

Can pictus catfish live with plecos?

Yes. Pictus catfish and plecos make a good pair. Both are fine at 72–79°F. Plan on at least 125 gal.

What temperature suits both pictus catfish and plecos?

72–79 °F. Pictus catfish need 72–79 °F, plecos need 72–86 °F.

What size tank do pictus catfish and plecos need together?

At least 125 gal, set by the common pleco. Add space for each extra fish.