Seven articles. According to Taobao's query, there are seven barracuda, commonly known as the big stick fish, with slender bodies. Slightly cylindrical, it is generally 17 to 24cm long and weighs 50 to100g. Mata fish is a kind of marine fish mixed with seawater and fresh water. It breeds in fresh water, but grows in seawater. Because of its short growth cycle, rapid generation renewal and abundant resources. In China, it is mainly distributed in Bohai Sea and Yellow Sea, among which Yantai and Weihai in Jiaodong Peninsula have the best quality.