Can blood parrots live with harlequin rasboras?

Verdict
Yes, with care

Yes, with care. Blood parrots and harlequin rasboras can share a tank, but watch one thing. A grown blood parrot may treat small harlequin rasboras as food, especially at night.

Blood parrotBlood parrot76–80°F · pH 6.5–7.5 Harlequin rasboraHarlequin rasbora72–80°F · pH 6–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–80°Blood parrot 76–80°Harlequin rasbora 72–80°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Blood parrot 6.5–7.5Harlequin rasbora 6–7.5
The green band is the pH both tolerate.

Size to scale

Blood parrot · 8 inHarlequin rasbora · 2 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

Blood parrotHarlequin rasbora
Temperature76–80 °F72–80 °F
pH6.5–7.56–7.5
Adult size8.0 in2.0 in
Minimum tank55 gal10 gal
TemperamentSemi-aggressivePeaceful
Swims atMiddleMiddle
GroupAlone or in pairsGroups of 6+
DietOmnivoreOmnivore

Better tank mates for blood parrots

All blood parrot tank mates

Better tank mates for harlequin rasboras

All harlequin rasbora tank mates

Questions

Can blood parrots live with harlequin rasboras?

Yes, with care. Blood parrots and harlequin rasboras can share a tank, but watch one thing. A grown blood parrot may treat small harlequin rasboras as food, especially at night.

What temperature suits both blood parrots and harlequin rasboras?

76–80 °F. Blood parrots need 76–80 °F, harlequin rasboras need 72–80 °F.

What size tank do blood parrots and harlequin rasboras need together?

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