Species Comparison
Harlequin Rasbora vs Threadfin Rainbowfish
Verdict:Compatible
Side-by-side specs
Rasboras
Family
Rainbowfish
2″
Adult size
1.5″
15gal
Min tank
15gal
72–81°F
Temperature
75–82°F
6–7.5
pH
5.5–7.5
peaceful
Temperament
peaceful
6+
Schooling
6+
mid
Water level
mid