Dongdong Ting Lake ushered in the first batch of winter migratory birds this year. Wetland campers, please give migratory birds

In September, Dongdong Tinghu National Nature Reserve in Hunan Province, large sizes of river beaches were exposed and sometimes rose to yellow sand. Three days ago, the first batch of overwintering migratory birds Whitebill in 2022 was ushered in the "pioneer force" of winter migratory birds. Some of them will continue to find habitats south. —— Leave March and rush to the breeding place to have children.

Dongting Lake, known as Yun Mengze in ancient times, is on the south bank of the Jingjiang River in the middle of the Yangtze River. It is one of the most important water birds in the world. The "Biological Diversity White Paper" released by the Provincial Forestry Bureau shows that from 2010 to 2020, the number of wintering water birds in the province increased from 109,000 to 288,000, an increase of nearly 180,000 in the past 10 years. From 2021 to 2022, the Winter Winter Winter Winter Winter Birds of Dongting Lake reached 404,000, and the number of winter migratory birds refreshed historical records.

Right now, Dongting Lake is waiting for a rainfall -to meet the upcoming migratory bird army. The reporter of Sanxiang Metropolis Daily saw in the video material taken by bird watching enthusiasts that the vast lake surface was "thin". It was only in November that it has not entered the strong and long -term cotton grass. Sometimes there are fish dried on the riverbed.

Affected by the high temperature and hot weather, the water level in Lingji, Dongting Lake City fell to 19.47 meters, and the lowest water level in the same period since the establishment of the station in 1904. The drought continues and the area of ​​the waters is narrowed. What impact does this migration and foraging of migratory birds and foraging?

"The food resources of the wintering migratory birds will be affected." Jia Yifei, a young researcher at the School of Ecology and Nature Protection of Beijing Forestry University/East Asia -Australian Migratory Bird Migration Research Center, said in an interview with the media that, usually, the growth height is about 10 cm. Cortex is one of the favorite foods of migratory birds. The water level has fallen in advance this year.

"Bobo's lake surface has become a green grassland. The surrounding residents want to drive to the wetland to camping and take pictures. This not only destroys the ecological environment of the existing wetland, but also reduces the living space of migratory birds." Figure the rapid affecting migratory bird migration.

[Edit: Lu Wei Tang Jiajun (Internship)]

[Source: Hunan Daily · New Hunan Client]

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