Author:China Three Gorges Group Time:2022.09.21

On September 19th, the Three Gorges Group's 2022 Copper Copper Fish Proliferation and release activities were held in the rivers section of Xiushui County, Guizhou Province, Guizhou Province, the core area of ​​the national natural reserved area of ​​the Yangtze River. Copper fish seedlings flow to Chishui River.

▲ Three Gorges Group 2022 Yuankou copper fish proliferation release event site

This is the third large -scale circular copperfish manual release after 2020 and 2021. The event was hosted by the Three Gorges Group, hosted by the Yangtze River Aquatic Research Institute of the Chinese Academy of Fisheries Sciences, and Yichang Sanjiang Fisheries Co., Ltd., and co -organized by the Xi Shui County People's Government of Guizhou Province. According to the requirements of the epidemic prevention and control work, this release activity adopts the "point -to -point" release method, which strictly controls the number of people at the scene.

During this release activity, scientific researchers made micro -metallic line code (CWT) and visible influenza (VIE) marks on the 30,000 round mouth copper fish seedlings. The genetic gene library also formulated a normal monitoring plan, which is currently promoted in an orderly manner.

▲ Three Gorges Group 2022 Yuankou copper fish proliferation release event site

Copper fish, commonly known as water dens, rotten water, etc., belongs to carp, carp, Yaya, and copper fish. It is a typical representative fish in the upper reaches of the Yangtze River. The dry flow of the Chuanjiang section and the middle and lower reaches of the Jinsha River, as well as the tributaries of Yazhen River, Minjiang River, Minjiang River, Chishui River, Jialing River, Wujiang and other tributaries. To protect wildlife in the national secondary. As a kind of omnivorous fish based on animal foods, Yuankou copper fish is an important part of the river food chain. The reproduction of its population helps maintain the balance of the Yangtze River ecosystem.

Choosing Chishui River as the release location of the Copper Fish this time not only combines the history of the life of the Copper Copper fish, but also takes into account that the river section is in the rare and unique national nature reserve of the Yangtze River. The survival rate of seedlings and restoration of its natural reproduction is of great significance for rebuilding the natural population of copper fish and improving the protection of unique fish.

The picture of this article is provided by the Yangtze River Aquatic Research Institute

Author of this article: Tang Dongjun Wu Xinghua

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