Can bristlenose plecos live with blood parrots?

Verdict
Yes

Yes, bristlenose plecos and blood parrots can live together. Both are fine at 76–80°F. Plan on at least 55 gal.

Bristlenose plecoBristlenose pleco73–81°F · pH 6.5–7.5 Blood parrotBlood parrot76–80°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–80°Bristlenose pleco 73–81°Blood parrot 76–80°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Bristlenose pleco 6.5–7.5Blood parrot 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Bristlenose pleco · 5 inBlood parrot · 8 in0"1"2"3"4"5"6"7"8"
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 plecoBlood parrot
Temperature73–81 °F76–80 °F
pH6.5–7.56.5–7.5
Adult size5.0 in8.0 in
Minimum tank30 gal55 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomMiddle
GroupAlone or in pairsAlone or in pairs
DietHerbivoreOmnivore

Better tank mates for bristlenose plecos

All bristlenose pleco tank mates

Better tank mates for blood parrots

All blood parrot tank mates

Questions

Can bristlenose plecos live with blood parrots?

Yes, bristlenose plecos and blood parrots can live together. Both are fine at 76–80°F. Plan on at least 55 gal.

What temperature suits both bristlenose plecos and blood parrots?

76–80 °F. Bristlenose plecos need 73–81 °F, blood parrots need 76–80 °F.

What size tank do bristlenose plecos and blood parrots need together?

At least 55 gal, set by the blood parrot. Add space for each extra fish.