The Black Neon Tetras are happiest in a school. How many fish make a school?... the standard answer is 7. This fish has a similar appearance to the Neon Tetra with its horizontal stripe that seems to glow. But even though they are called the 'Black Neon Tetra', they are a distinctly different fish than the Neon Tetra. They can readily be identified, as they have an enamel-white to greenish neon stripe contrasted with a rich velvety black color below it.
Being a very peaceful fish, the Black Neon Tetra makes a very good addition to a community aquarium. They appreciate subdued lighting and will readily form schools