Scomberomorus niphonius is also known as blue-spotted horse mackerel, Spanish mackerel, commonly known as mackerel, bamboo mackerel, and in southern Fujian language, it is also known as tuyuma, also known as Qingzhan fish.　Spanish mackerel (Powers) = Common name: Tuberomorus commerson, English name (Scomberomorus commerson) Narrow, long, blue-black head and back of the body. There are several rows of blue-black circular spots on the upper flanks, and the abdomen is white, with angular spines after the dorsal and anal fins. It often migrates in schools in summer and fall.　Mackerel spines less meat, body fat, and "snow vegetables" with the burning of fresh and unusual, can be used as "smoked fish", can also be salted, is a good meal.　Family: Mackerel Scombridae Genus: Mackerel Scomberomorus

Ecological features

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Body long and sideways compressed, fusiform, the general length of 25 ~ 50 cm, weight 300 ~ 1000 mackerel pictures collection (14) grams, the largest individual length of up to 1 meter, weighing more than 4.5 kilograms. The tail stalk is thin, each side has three elevated ridges, the central ridge is long and the highest, the head is larger than the body height, the mouth is large, slightly tilted, teeth sharp and large, sparsely arranged, the body is covered with small round scales, the lateral line is irregular wavy, the body side of the center of the black rounded spots dorsal fins 2, the first dorsal fin is long, there are 19-20 fin spines, the second dorsal fin is shorter, dorsal fins and anal fins after each of the 8-9 small fins; pectoral fins, the ventral fins short and no hard spines, and the caudal fin is large and y forked.

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Distributed in the western North Pacific Ocean, China's production in the East China Sea, the Yellow Sea and the Bohai Sea, in the South China Sea to Hainan Wenchang Puzhen is famous. The main fishing grounds are Zhoushan, Lianyungang offshore and the coast of southeastern Shandong, every year from April to June for the spring season, July to October for the fall season, May to June for the peak season.