2. Difference in body size: true cod is larger, while cod is relatively small.
3, nutrients: real cod meat is tender, flavorful, rich in protein, vitamins and minerals and other nutrients, while cod is rich in high-quality protein, unsaturated fatty acids, vitamin A, vitamin D and minerals and other nutrients.
4, due to overfishing and environmental changes and other factors, the wild resources of cod is facing a serious threat, in order to protect this precious resource, many countries and regions have implemented strict fishing restrictions and management measures, at the same time, the technology of artificial cod farming has been developed, is expected to alleviate to a certain extent the dependence on wild cod resources.