Peeled fish is a kind of warm near-bottom fish, which is rich in nutrition and especially high in protein. Every 100g fish contains protein 1.92g, and other nutrients include trace amounts of fat, calcium, phosphorus and iron. It contains protein, vitamins, fat and other nutrients, and its nutritional value is no worse than that of other fish.
The skinned fish has a large liver and can be used as cod liver oil. Liver accounts for 3.9 ~ 7.4% of the total weight of fish, and the oil content is as high as 50 ~ 60%. Putty can also replace tung oil ash. Fish bones can be used as canned fish chops, and scalp viscera can be used as fish powder. Fish skin can be made into soluble edible fish protein. This is a nutritious food rich in protein, which not only contains a variety of amino acids, but also is easily digested and absorbed by human body.
Extended data
Appearance characteristics of peeled fish
The head is long and big, the back edge is slightly raised and inclined straight, the belly edge is slightly raised, and the side view is nearly triangular. Kiss and grow up, kill. The eyes are big, located on the upper side, with a circular diaphragm, slightly larger than the diameter of the eyes, and the nostrils are small, with two on each side, located near the front of the eyes.
Small mouth, front position. The maxillary and mandibular teeth are wedge-shaped, with 2 rows of maxillary teeth, 3 on each side of layman and 2 on each side of expert; The mandibular teeth are in a single row with 3 teeth on each side. The lips are thicker. The branchial foramen is large and inclined inside, located below the posterior half of the eye, with the lower end opposite to the center of the eye and the upper end opposite to the posterior edge of the eye; The length of branchial foramen is equal to or slightly larger than the eye diameter, and at least 1/2 branchial foramen is above the horizontal line of oral fissure.
The scales are very small, and there are about ten slender scales and thorns on the bottom plate of each scale, which are arranged in more than two rows.
There are two dorsal fins, and the first dorsal fin has two fins. The first fin is longer and larger, located above the back of the eye, with two rows of barbs at the front edge and 1 row of barbs at the rear edge, with the barbs downward or outward. The length of the first fin is 2.3 ~ 2.5 times of the eye diameter. The second fin spine is short, close to the back of the first fin spine, and often hidden under the skin membrane.
The second dorsal fin is slender, starting above the anus, and the anterior fin is higher. The ninth to eleventh fins are the longest, and the head length is 1.7 ~ 1.9 times that of the longest fin. The gluteal fin has the same shape as the second dorsal fin, and the starting point is below the seventh and eighth fins of the second dorsal fin. The pectoral fin is short, round and lateral. The ventral fin is a short spine of 1, consisting of two pairs of specialized scales, which are connected to the posterior end of the cricoid bone and cannot move. The caudal fin is round.
Of course, these two are not the same thing, but the names are similar.