Mackerel economic value and purchase

It is one of the important middle and upper economic fish species in China. This kind of fish has wide distribution, fast growth and high yield. Fish meat contains 21.4 grams of protein and 7.4 grams of fat per 100 grams. The meat is solid. In addition to being eaten fresh, it can also be pickled and canned. Its liver can be used to extract cod liver oil.
Mackerel Shopping
1. The body shapes of mackerel and Spanish mackerel are very similar. The difference is that mackerel has wide eyes, blue-black stripes on the sides, a short and thin caudal peduncle, two dorsal fins separated by a large distance, and only 5 small fins behind the dorsal and anal fins. fin;
2. Meat contains a high amount of histamine. Improper preservation can easily produce histamine substances, which can cause allergic food poisoning after eating.