Can bristlenose plecos live with glass catfish?

Verdict
Yes

Yes, bristlenose plecos and glass catfish can live together. Both are fine at 75–80°F. Plan on at least 30 gal.

Bristlenose plecoBristlenose pleco73–81°F · pH 6.5–7.5 Glass catfishGlass catfish75–80°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–80°Bristlenose pleco 73–81°Glass catfish 75–80°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Bristlenose pleco 6.5–7.5Glass catfish 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Bristlenose pleco · 5 inGlass catfish · 3 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

Bristlenose plecoGlass catfish
Temperature73–81 °F75–80 °F
pH6.5–7.56.5–7.5
Adult size5.0 in3.0 in
Minimum tank30 gal30 gal
TemperamentPeacefulPeaceful
Swims atBottomMiddle
GroupAlone or in pairsGroups of 6+
DietHerbivoreCarnivore

Better tank mates for bristlenose plecos

All bristlenose pleco tank mates

Better tank mates for glass catfish

All glass catfish tank mates

Questions

Can bristlenose plecos live with glass catfish?

Yes, bristlenose plecos and glass catfish can live together. Both are fine at 75–80°F. Plan on at least 30 gal.

What temperature suits both bristlenose plecos and glass catfish?

75–80 °F. Bristlenose plecos need 73–81 °F, glass catfish need 75–80 °F.

What size tank do bristlenose plecos and glass catfish need together?

At least 30 gal, set by the bristlenose pleco. Add space for each extra fish.