Bonito refers to the fish in the bonito genus of the family Scombridae, order Perciformes, class Osteichthyes, and is also known as "Yanzai", "Zhengzhu", "Xiaochuan", and "Chaiyu" and so on.The shape of the bonito's body is spindle-shaped, but if you just look at the cross section, it is more like a circle; Their backs and the edges of their bellies are rounded, and their tails are thin and short; Their heads are large, their eyes are small, and their mouths are large and obliquely split; The length of the upper jaw and the lower jaw is basically the same.The common bonito is between 50 and 60 centimeters in length, but there are also slightly larger bonito, which can reach 1 meter in length.
Bonito is a kind of fish that lives in the sea water, so they are marine fish in nature. All kinds of structures of their bodies are adapted to the life in the sea water, and generally they cannot live in fresh water.Specifically, bonito is widely distributed in the world, including the Pacific Ocean, the Indian Ocean and the Atlantic Ocean.Especially in tropical and subtropical waters, there are a lot of bonito.From the point of view of feeding habits, bonito is a carnivorous animal, which can eat fish, crustaceans and mollusks in the sea as its own food.
Bonito and Spanish mackerel are both fishes of the Scombridae family of the Perciformes, and they have a relatively close relationship. They also live in the sea water.However, bonito is not Spanish mackerel, the two categories are different.As mentioned above, the bonito is a fish in the genus Bonito of the family Scombridae of the order Perciformes, but the Spanish mackerel is a fish in the genus Scombridae.Belonging to different categories, indicating that the two are different species of fish, in many ways are different, so bonito can not be confused with the two because they are somewhat similar to Spanish mackerel.
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