Can harlequin rasboras and white cloud minnows live together?
With care
Harlequin rasboras and white cloud minnows can share a tank, but there is something to watch.
Why
- Their temperature ranges only meet at 72°F (22°C), which leaves no margin.
What each one needs
| Harlequin rasbora | White cloud minnow | Both | |
|---|---|---|---|
| Temperature | 72–80°F (22–27°C) | 60–72°F (16–22°C) | 72–72°F (22–22°C) |
| pH | 6.0–7.5 | 6.0–8.0 | 6.0–7.5 |
| Minimum tank | 10 gal (38 L) | 10 gal (38 L) | 10 gal (38 L) |
| Keep at least | 6 | 6 | |
| Adult size | 1.8 in (4.6 cm) | 1.5 in (3.8 cm) |
The smallest tank for both
A 20 gallons (76 L) tank holds 6 harlequin rasboras and 6 white cloud minnows at about 54% of its stocking limit, which leaves room for more.

