What Is Trout Aquaculture?

Golden trout is a variant of rainbow trout. Because it is golden in color, it is called golden trout. It is a cold-water fish like rainbow trout. It is native to the Pacific coast of North America.

Golden trout is a variant of rainbow trout. Because it is golden in color, it is called golden trout. It is a cold-water fish like rainbow trout. It is native to the Pacific coast of North America.

Chinese name

Golden trout

Place of life

Over 4,500 meters of waters

colour

Golden body

place of origin

Pacific coast of North America

Golden trout distribution range

At present, gold trout farming has spread across five continents, becoming one of the most widely distributed fish species in the world today. Although it is a cold-water fish produced in the northern hemisphere, it has now moved to the southernmost point in the southern hemisphere and even Africa, and its breeding height has reached waters over 4500 meters above sea level. In addition to Canada and the United States, there are also New Zealand, Australia, South America, Africa, East and South Asia, and almost all of Europe. Golden trout is a cold-water fish. It has tender meat and fresh taste. It is rich in amino acids and trace elements required by the human body, and has carbenoic acid that is used to remove blood clots. In addition to edible, golden trout has ornamental value and breeding research value. It is one of the excellent freshwater aquaculture species promoted by the Food and Agriculture Organization of the United Nations to the world. In recent years, trial cultivation has started in places with cold water resources in China.

Nutritional value of golden trout

Golden trout is an excellent species in the rainbow trout strain. It is a cold-water fish and was carefully cultivated by Wang Zhongzheng, a young man in Hetan Village, Jiaojiazhuang Town, Yongchang County, Yongchang County, Jinchang City. This variety is golden in color, delicate in meat, delicious in taste, and fast in growth. It has high ornamental and edible values, and is favored by fishery producers and consumers. Compared with the Japanese golden trout currently popularized in the world, the golden trout cultivated in Yongchang County

Golden trout (5 photos)

There are three obvious characteristics: one is large, the other is fast growth, and the third is good color, especially the eyes are orange-red, reflecting the dazzling light in the sun, attracted the attention of colleagues at home and abroad. The government of Yongchang County has invited relevant experts from the National Aquatic Species Examination and Approval Committee to make a preliminary identification of the golden trout, and believes that this species is the first in the country, and the results have reached the advanced level in the country, which has certain economic and promotion value. The breeding of golden trout in Yongchang County has formed a certain scale, and due to the mild climate, the spring water throughout the year is continuous and pollution-free. It is particularly suitable for the golden trout breeding and breeding. In addition to the unique advantages of golden trout, it has strong market competitiveness.

Golden trout caviar

The quality of caviar with salt concentration of 2.5% for salting for 3.17min is the best.Its eggs are full, no broken particles, 5.3mm in diameter, slightly salty, fresh and fishy flavor, and the particles are loose and clumped with mucus. ; The average content of water in the nutrition content of golden trout caviar is 64.63%, the average content of crude protein is 25.54%, the average content of crude fat is 8.32%, and the average content of crude ash is 1.21%. Caviar contains 18 common amino acids, with a total of 66.41%; EAA / TAA is 43.12%, EAA / NEAA is 75.98%, DAA / TAA is 31.09%, and the umami amino acids are in the valley. The highest amino acid content was 7.59%. Caviar contains 24 fatty acids, of which monounsaturated fat accounts for 23.32%, polyunsaturated fatty acids account for 60.20%, and the total content of EPA + DHA is 17.80%. The caviar is also rich in mineral content, of which Na content is the highest and Mn content is the lowest, which are 18000mg / kg and 1.79mg / kg, respectively. ^[1]

Gold trout farming benefits

Golden trout is a golden-yellow strain that was selected from mutants of rainbow trout in Japan. After being introduced to China in 1996, it was named golden trout according to its body color characteristics. Its meat taste is more delicious and tender than rainbow trout, rich in nutrition, less thorns and more meat, and high edible value.It is an excellent variety that integrates viewing, recreational fishing, and gourmet. Important breeding species. ^[2]