The black-backed butterflyfish can grow up to 15 cm in length.

In order for the black-backed butterflyfish to grow well, it is necessary to pay attention to the usual feeding.

The black-backed butterflyfish mainly eats algae, corals, etc. when living in the sea. In captivity, invertebrate bait can be fed, but it is best to feed nutrient-rich shrimp and bait with a coloring function to maintain its bright color.

The black-backed butterflyfish kept in the aquarium often refuses to eat. If your black-backed butterflyfish has a situation of refusal to eat, you need to analyze the reasons carefully, and prescribe the right medicine to let the black-backed butterflyfish open eat.