2 How to choose live treasure fish 1, treasure fish must be carefully observed when purchasing, requiring complete body shape, no injury, no disability, no deformity and no albinism. To select high-quality treasure fish, it is necessary to distinguish from these aspects.
2. Duobao fish's eyes are located on the left side of the body, and the eye side is bluish-brown, with a little melanin, and the eye side is smooth and white.
3. The fish body surface is bright and smooth, with no scars, dark and red symptoms, neat gills, no inflammation and parasites.
3 How to preserve the killed Duobao fish? Duobao fish needs reasonable storage to keep fresh.
You can put some salt and cooking wine on the clean flounder, and then put it in the refrigerator. It can be stored for 1-2 days in cold storage and about 3 months in cold storage.
4 Can the dead treasure fish be steamed? When the dead treasure fish just died, the body temperature even increased by several degrees because the energy metabolism in the body was still going on due to the closed jaw bone and cheek lid. At this stage, fish will produce a small amount of lactic acid and phosphoric acid, so at this time, if you taste it carefully, you will feel that the fish is a little sour. These acidic substances can inhibit the spoilage process of fish. However, it should be noted that the fish at this time is not conducive to human digestion because it is relatively stiff.
Poisoned Dolphin Fish Living in dirty waters, Dolphin fish easily ingest toxic chemicals, which leads to death. This part of the dead fish must not be eaten. If you eat such a treasure fish, it will do harm to your health and it will not do any good.