Can clown plecos live with pygmy corys?

Verdict
Yes

Yes. Clown plecos and pygmy corys make a good pair. Both are fine at 73–79°F. Plan on at least 20 gal.

Clown plecoClown pleco73–82°F · pH 6.5–7.5 Pygmy coryPygmy cory72–79°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 73–79°Clown pleco 73–82°Pygmy cory 72–79°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Clown pleco 6.5–7.5Pygmy cory 6–7.5
The green band is the pH both tolerate.

Size to scale

Clown pleco · 3.5 inPygmy cory · 1 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

Clown plecoPygmy cory
Temperature73–82 °F72–79 °F
pH6.5–7.56–7.5
Adult size3.5 in1.0 in
Minimum tank20 gal10 gal
TemperamentPeacefulPeaceful
Swims atBottomMiddle
GroupAlone or in pairsGroups of 6+
DietHerbivoreOmnivore

Better tank mates for clown plecos

All clown pleco tank mates

Better tank mates for pygmy corys

All pygmy cory tank mates

Questions

Can clown plecos live with pygmy corys?

Yes. Clown plecos and pygmy corys make a good pair. Both are fine at 73–79°F. Plan on at least 20 gal.

What temperature suits both clown plecos and pygmy corys?

73–79 °F. Clown plecos need 73–82 °F, pygmy corys need 72–79 °F.

What size tank do clown plecos and pygmy corys need together?

At least 20 gal, set by the clown pleco. Add space for each extra fish.