The blue-tailed ash hanging mainly feeds on the epiphytic algae on the sand, and can accept most standard foods. The feeding food can prepare seaweed, vegetables, frozen fish and shrimp meat, invertebrates and high-quality plants containing seaweed ingredients Sexual marine fish feed, etc. The blue-tailed ash hanging is more sensitive to water quality. The temperature of the aquarium is about 22-25 degrees Celsius, but it cannot be higher than 28 degrees Celsius.

Most of the blue-tailed horned cranes live in the coral reef waters of the western central Pacific Ocean. Like to live in groups. The blue-tailed hornfish is bluish-gray as a whole, the caudal fin part is bright blue with a white edge, the pectoral fin is grayish-yellow, and the remaining fin is close to the fish. The body color is the same blue-gray, and the body length is about 39cm.