Can harlequin rasboras and angelfish live together?

Yes

Harlequin rasboras and angelfish can share a tank. Their water needs overlap and neither is known to bother the other.

Harlequin rasbora Angelfish

Why

  • Their temperature and pH ranges overlap comfortably, and neither is known to nip, chase or eat the other.

What each one needs

Harlequin rasboraAngelfishBoth
Temperature72–80°F (22–27°C)76–84°F (24–29°C)76–80°F (24–27°C)
pH6.0–7.56.0–7.56.0–7.5
Minimum tank10 gal (38 L)29 gal (110 L)29 gal (110 L)
Keep at least61
Adult size1.8 in (4.6 cm)6 in (15.2 cm)

The smallest tank for both

A 29 gallons (110 L) tank holds 6 harlequin rasboras and 1 angelfish at about 48% of its stocking limit, which leaves room for more.

Other tank mates for harlequin rasboras

Other tank mates for angelfish