Different fish have subtle differences in taste and mouthfeel, so the methods and seasonings used are also different. Different fish target different people. Dried salted fish has the health care function of promoting blood circulation and removing blood stasis, but it is not suitable for people with high blood pressure and high blood pressure. Cod has high nutritional value, can protect bones and is suitable for children. Catfish is suitable for the elderly to eat and promote blood circulation; Snakehead is more suitable for most people, but it needs to be spicy to get rid of the fishy smell. People with light taste are not suitable for eating. Grass carp is the most common fish in our daily life, but there are many fishbones, so it takes patience to eat this kind of fish.