Species Comparison
Cardinal Tetra vs Forktail Rainbow
Verdict:Compatible
Side-by-side specs
Tetras
Family
Rainbowfish
2″
Adult size
2″
20gal
Min tank
15gal
73–81°F
Temperature
73–82°F
4.5–7
pH
7–8
peaceful
Temperament
peaceful
6+
Schooling
6+
mid
Water level
top