This is the horseface fish.

The scientific name of the horseface fish is greenfin horseface triggerfish, which belongs to the order of triggerfish, family leatherfish, and is commonly known as rubberfish and peelerfish. Horseface triggerfish is an offshore warm-temperate demersal fish, omnivorous. There is a certain amount of production along the coast, and the fish meat has a high protein content, making it a nutritious and popular food. The type locality of this species is Yantai. It is distributed in North Korea, Japan, the east coast of Africa in the Indian Ocean, as well as the East China Sea, the Yellow Sea, and the Shanghai area seen at the mouth of the Yangtze River and other waters, belonging to the offshore near-bottom fish. In Shanghai and Fujian and Zhejiang area is called rubber fish; in the north is called pickerel fish, bread fish. With the exploration of new resources and the continuous development of new fishing grounds, the production of horseface fish has increased year by year. China's East China Sea horse face fish production for the most, has become second only to the belt fish in China's second marine economic fish.