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Why are money slates so expensive? Why the money slate can be sold so expensive
Money slate is a Chinese endemic species, inhabiting the deep sea of 50-60 meters. So, why is money slate so expensive? Why can money slate sell so expensive?

According to the old fishermen said, money Sciaena in the pre-liberation, Wenzhou coastal areas are often fished, as a superior tonic, especially fish fat (commonly known as "fish glue") is very precious, there is a "as expensive as gold" said.

The main production areas of Sciaena albiflora are the coastal areas of Guangdong and the fishing grounds of southern Fujian. The upper part of the swim bladder is adhered to the fat collagen, and the golden yellow color, bright and shiny and drum-shaped ripples are the best.

Why can gold slate sell so expensive

Because things are rare and expensive, and it is this kind of whole body is the treasure of the fish! Aquatic experts say that the yellow-lipped fish in various parts of different values, the most valuable is its fish fat. A yellow-lipped fish are generally sold by fish meat, fish belly breakdown. Usually, fish meat will be resold to high-end hotels for diners to eat, a catty of about 2,000 to 3,000 yuan. Fish fat and fish head can be used as medicinal herbs, which change hands through layers and end up in herbalists and pharmacies. "Yellow-lipped fish fresh gelatin (note: fish fat) is the same weight of gold price is also difficult to look at its back," the aquatic expert said, yellow-lipped fish in the Guangdong area commonly known as the gold fish, it is not false.

According to related media reports, in early April 2007, Zhanjiang, Guangdong Province, a fisherman had also caught a 49-kilogram yellow-lipped fish, and then was a hotel to 580,000 yuan to buy, the hotel cooked the fish, leaving 2 million yuan worth of fish belly refused to sell. The reason why the yellow-lipped fish is expensive is not that it tastes delicious. According to Huangqi local old fishermen, decades ago, Fujian and Zhejiang coast from time to time will catch yellow-lipped fish, many of these old fishermen have eaten yellow-lipped fish. In fact, the yellow-lipped fish taste general, its meat was flap-shaped, rougher, not as fresh as the yellowtail. Allegedly, the yellow-lipped fish sells at a sky-high price because of the high medicinal value of fish fat and so on.

Nutritional value of the money slate

The nutritional composition of the muscle and swim bladder of the yellow-lipped fish belongs to the high-protein, low-fat type. The essential amino acid pattern of muscle is better than the ideal pattern of FAO/WHO, and the amino acid content, essential amino acid content and fresh flavor amino acid content are high and complete.

The amino acid composition of swim bladder was lower than the ideal pattern of FAO/WHO, but its protein content was as high as 35.90%, which was higher than that of other reported aquatic products, and its crude fat and crude ash content was lower; it was complete and rich in amino acids, and rich in fresh-flavored amino acids; in amino acid assay, four kinds of amino acids with important physiological functions, such as taurine, γ-amino butyric acid, ornithine, and hydroxyproline, were found. The amino acids were found to have important physiological functions.

The branch/aromatic value of muscle and swim bladder is close to the normal human level, and the unsaturated fatty acid content is rich, with the ratio of saturated fatty acid content of 1.45 and 1.51, respectively, and contains calcium, sodium, potassium, magnesium, iron, copper, zinc, and other elements essential to the human body. Yellow-lipped fish muscle has a high nutritional value, muscle and swim bladder are high-quality seafood protein source.