Sea bass is affected by environmental factors, so the spines are relatively small and few. Compared with the freshwater fish carp and silver carp we usually see, it has fewer thorns, and it is bigger than the hairtail and pomfret in marine fish, so it has fewer thorns. Perch meat is white and tender, with few thorns and no fishy smell. It is very delicious, rich in protein and vitamins. It can be used as medicine and is an extremely precious tonic. It is listed as "Four Famous Freshwater Fish in China" along with Yellow River Carp, Siniperca chuatsi and Heilongjiang Xingkai Lake White Fish.

Be sure to choose a larger yellow croaker with less thorns and only one big thorn. Small yellow croaker is very small, so it is more troublesome to choose thorns. The large yellow croaker is thick but a little old, and the small yellow croaker is tender and fresh but has a little more thorns. Tilapia: The meat is thick, not suitable for soup, but suitable for stewing. It is especially suitable for stewing with all kinds of rich seasonings, because the compound flavor can enrich the original coarse fish of tilapia, and the fish soup bibimbap is not afraid of fishbone and can eat many bowls of rice!

White pomfret: short and high, extremely flat, slightly rhombic. Small head, round kiss, small mouth and thin teeth. Small ones can be dry-fried pomfret, and big ones can be braised pomfret and sweet and sour pomfret. Of course, as long as it is fresh enough, steaming is the best choice. Whitebait, also known as noodle fish and silver striped fish, is distributed in the coastal areas from Shandong to Zhejiang in China. Rich in nutrition, basically no big fishbone, very suitable for children to eat. Buying a small bag is enough for several meals, whether it is fresh or dry. Salmon is delicious, and eggs are also a good raw material for caviar.

The fish soup cooked by snakehead is more delicious and has no earthy smell of crucian carp. Braised fish pieces from the soup are thick, firm, elastic and delicious. More importantly, snakehead has few bones, so don't be careful when eating. Catfish has no scales and is more convenient to handle. The meat is tender and less prickly, easy to digest, and suitable for the elderly and children. Catfish is a good nourishing food, rich in protein and fat, so it is suitable for people who are weak, malnourished or recovering from a serious illness.