Heptranchias perlo

A species of shark belonging to the family of six gilled sharks and the genus of seven gilled sharks. The body is elongated, with a subcylindrical shape in the front and slightly flattened on the side in the rear. Slightly flat head; There are no depressions above or below the tail base. Large benthic sharks that inhabit the outer edge of continental or island shelf slopes, typically inhabiting depths of 100-400 meters, but can reach up to 1000 meters. They are occasionally caught on the surface of water. Mainly feeds on other small sharks, small bony fish, crustaceans, and squid. Oviparous, one litter can give birth to 9-20 young sharks. Widely distributed in tropical and temperate coastal waters of the Atlantic, Indian Ocean, and Pacific Ocean. Distributed in the East China Sea, near Taiwan, and South China Sea in China.