1, less parasites
Salmon belongs to deep-sea fish, which generally contains fewer parasites, and can be killed by low-temperature treatment. It is not easy to cause parasitic diseases when eaten raw, so it can generally be eaten raw.
2, the nutrition is easy to absorb
Salmon is rich in polyunsaturated fatty acids, and its nutrients are easily absorbed by the human body without heating.
3, the taste is delicious
Salmon meat is delicate and soft, tastes delicious, and has no fishy smell of ordinary fish, so it can be eaten raw.
Morphological characteristics of salmon
Salmon is spindle-shaped, its back is silvery blue, and there are black spots above the lateral line. The sides of the abdomen gradually turn from silver to white, and the fish of salmon is special orange.
Salmon has a short dorsal fin base and fewer fins than 16; The scales are small, and the lateral line scales is more than 1 10; There are teeth on both jaws, vomerous bone, palatal bone and tongue, and the teeth are developed. There is an upper branchial operculum.
Salmon mainly inhabits the oceans in the northern hemisphere, with the Okhotsk Sea, Bering Sea and other sea areas as the most. When it is mature, it swims upstream and returns to the river where it was born to lay eggs. Salmon eats plankton when it is young, but when it grows up, it appears to be carnivorous and eats fiercely. It often jumps over the water to snatch food. Salmon migrates to lay eggs, and all the females and males will die after laying eggs. It is a cold-water highly migratory fish.