Species Comparison
Black Neon Tetra vs Cardinal Tetra
Verdict:Compatible
Side-by-side specs
Tetras
Family
Tetras
1.5″
Adult size
2″
15gal
Min tank
20gal
73–81°F
Temperature
73–81°F
5.5–7.5
pH
4.5–7
peaceful
Temperament
peaceful
6+
Schooling
6+
mid
Water level
mid