Differences of families and genera between Spanish mackerel and herring
1, Spanish mackerel: Spanish mackerel is a warm pelagic fish in the animal kingdom, Chordata, Chordata, Skeletal Fish, Perciformes, Scophthalmus and Scophthalmus.
2. Herring: Herring is a freshwater fish, chordate, teleost, CYPRINIDAE and herring in the animal kingdom.
Morphological differences between Spanish mackerel and herring
1, Spanish mackerel: Spanish mackerel is long and flat, showing a spindle shape. Generally, it is 25-50cm long and weighs 300-1000g. The largest individual can reach 1 m and weigh more than 4.5 kg. The tail handle is thin, with three raised ridges on each side, and the ridge in the middle is the longest and highest. The head is taller than the body. The mouth is large, slightly inclined, with large teeth and sparse arrangement. The body is small and round, and the lateral line is irregular and wavy. There are black circular spots in the center of the body. There are two dorsal fins. The first dorsal fin is long and has 19 ~ 20 fin spines. The second dorsal fin is short, and there are 8 ~ 9 small fins behind the dorsal fin and gluteal fin. The pectoral fin and ventral fin are very short and have no hard spines. The caudal fin is large and deeply forked.
2, herring: herring is long, slightly cylindrical, with a flat and round abdomen and no abdominal ribs. The tail is slightly flat. Kiss is blunt, but sharper than grass carp. The posterior end of the maxilla extends below the anterior edge. The distance between eyes is about 3.5 times the diameter of eyes. Gill harrow 15 ~ 2 1, short and mastoid. Pharyngeal teeth are in rows, generally asymmetrical left and right, with wide tooth surfaces and mortar-shaped. Scales are big and round. Sideline scale 39 ~ 45. The body is blue-black, the back is deep, and the fins are gray-black, especially the lateral fins. Body length can reach 145 cm.
Origin differences between Spanish mackerel and herring.
1, Spanish mackerel: Spanish mackerel is distributed in the western North Pacific Ocean. China is native to East China Sea, Yellow Sea and Bohai Sea. The main fishing grounds are Zhoushan, Lianyungang and the southern coast of Shandong. April-June is spring, July 7- 10/0 is autumn, and May-June is peak season.
2. Black herring: Black herring is mainly distributed in the plain area south of the Yangtze River in China, and it is rare in the north of the Yangtze River. It is an important fishery resource in the middle and lower reaches of the Yangtze River and lakes along the Yangtze River, and is the main breeding object in lakes and ponds. It is one of the "four big fish" in freshwater culture in China.
Difference of efficacy between Spanish mackerel and herring
1, Spanish mackerel: Spanish mackerel has tender meat, delicious taste and rich nutrition, which has the function of invigorating qi and relieving cough and has certain curative effect on weak cough and asthma. It also has dietotherapy functions such as refreshing and anti-aging. Regular consumption can help to treat anemia, premature senility, malnutrition, postpartum weakness and neurasthenia.
2. Black herring: Black herring is a food rich in protein and low in fat. Rich in nucleic acid, it can delay aging, and its nutrition is easily absorbed by human body, so it can be used for diet therapy. It is rich in trace elements such as selenium and iodine, so it has anti-aging and anti-cancer effects. It also contains eicosapentaenoic acid and docosahexaenoic acid, which has the functions of dilating blood vessels and preventing coagulation, and has an extremely important relationship with the growth and development of brain cells, especially brain nerve conduction and synapses.