The difference between Spanish mackerel and Spanish mackerel is mainly in appearance, taste and variety. Golden Spanish mackerel is golden yellow, fresh and tender, and delicious; Spanish mackerel is dark blue or black, and its meat is firm and slightly salty. In addition, mackerel belongs to the marine fish of Perciformes and feeds on small fish and invertebrates. Spanish mackerel belongs to mackerel, belonging to mackerel family. It is an upper-middle-sized marine economic fish, and likes to prey on small fish in groups.