1, crucian carp, crucian carp is the most common freshwater fish in life, and people usually like to use it to make soup. People like to drink some crucian carp soup to recuperate whether they are weak after illness or after a woman gives birth to a child. Carassius auratus soup is rich in protein, and its protein is easy for human body to digest and absorb. Drinking more crucian carp soup at ordinary times can also strengthen the spleen and promote diuresis, which can increase appetite and is weak for people's spleen and stomach.

2, catfish, catfish tofu soup is a common home-cooked soup, the soup is delicious, the fish is tender and smooth, and it is a delicious food that no one can refuse. From the best season to eat catfish, it is best to eat it between mid-spring (mid-spring is the second month of spring, that is, February of the lunar calendar) and mid-summer. So this season is very suitable for eating. Catfish not only has the nutritional value of ordinary fish, but also contains more protein and fat, which has a good nourishing effect on people who are weak and malnourished, and is also a necessary food for women's postpartum diet. It has certain dietotherapy effect and medicinal value. Eating it can strengthen bones and prolong life.

3. Pelteobagrus fulvidraco, naked fish and carnivorous omnivorous fish, with tender meat and firm taste. Pelteobagrus fulvidraco is rich in protein, calcium, phosphorus, potassium, sodium, magnesium and other mineral elements, with rich nutrition and high medicinal value. Pelteobagrus fulvidraco is sweet, which can benefit the spleen and stomach, induce diuresis to reduce swelling, dispel wind and sober up, clear away heat and fire, eliminate phlegm and relieve cough, and promote lactation. However, patients with chronic diseases, bronchial asthma of breast, tuberculosis of lymph nodes, cancer, lupus erythematosus and intractable pruritic skin diseases should not eat it or use it with caution.

4, soft-shelled turtle, soft-shelled turtle has a high nutritional value. Soft-shelled turtle not only contains rich protein, but also contains a variety of trace elements needed by the human body. Eating soft-shelled turtle often can play a very good role in health preservation, and soft-shelled turtle can bring us healthy body. In addition, soft-shelled turtle is rich in high-quality protein, amino acids, minerals, trace elements, vitamin A, vitamin B 1, vitamin B2 and so on. And it is very nutritious. Boiling soup with turtle and medlar has a good effect on improving immunity, losing weight and resisting aging.

Protein content of fish is twice that of pork, which belongs to high-quality protein with high absorption rate, and about 87-98% of it will be absorbed by human body. Fish is rich in thiamine, riboflavin, nicotinic acid, vitamin D and a certain amount of minerals such as calcium, phosphorus and iron. Although the fat content in fish is low, the fatty acids in it have been proved to have the functions of lowering blood sugar, protecting the heart and preventing cancer. Vitamin D, calcium and phosphorus in fish can effectively prevent osteoporosis.

In addition, fish oil is also rich in vitamins A and D, especially in the liver of fish. Fish also contains water-soluble vitamin B6, B 12, nicotinic acid and biotin. Fish also contains minerals, most obviously lilac fish or sardines, which are good sources of calcium if eaten with bones; Marine fish are rich in iodine; Others, such as phosphorus, copper, magnesium, potassium and iron, can also be taken when eating fish. DHA is a key element to improve brain power.