1 There are two kinds of popular cod in the market, one is silver cod, and the other is Icelandic cod. Among them, silver cod is called cod, and some merchants may call it blue cod or black cod. At present, the so-called fake cod is actually a kind of oily fish. Some people also call it heteroscales snapper and echinscales snapper.

2. When choosing cod, you must first see the species and origin of the fish. Cod basically lives in the cold water of the North Atlantic and the North Pacific. If it is a fake snow fish oil fish, it just lives in the warm zone and is produced in a large number in these places in Southeast Asia.

3. Judging from its shape, it can be seen that cod is relatively large in size, and it is oval after slicing; However, there is no obvious oval shape after slicing that kind of fish. Although other fish have similar oval shapes after slicing, it can be seen from its skin appearance that the scales like cod are generally dense and the bruises on the skin are clear, but other fish are not so special.

4. In fact, the price of real cod is not very high, and most of the cod we come into contact with in our lives can be divided into three types. For example, a cod burger in a fast food restaurant, made by Alaska cod, and some will appear in Korean and Japanese cuisine, which is called Mingtai Fish.

5. Generally, after it is sliced, you can see that its section is white but occasionally a part is slightly brown, but it will not affect the quality in general.) The meat is white and tender, and the meat looks very white and clean. If Alaska cod is sliced, the color of its section will be a little pink, and there may be obvious reddish-brown lines after oil fish is sliced.