Poyang Lake Wetland Wintering Migratory Bird Community Characteristics And Ecological Protection Countermeasures

Poyang lake, 4600 square kilometers in the normal flooding level, is the biggest freshwater wetland in china, and famous with its extremely abundant biological variety, especially with a large number of the rare and endangerous species,such as Grits lemcogeranus, G. monacha and Ciconia byciana .According to analyzing the characteristic of birds community and the relation between migrant birds and the elements of environment of lake as well as the analyzing the present situation of protection and management of migrant birds of Poyang lake . this paper analyzes the main cause of the insufficient protection and management in Poyang lake winter migrant birds relevant to technology mind, and poses to four controlling items to improve and strengthen the protection winter migrant birds in Poyang lake, it will provide the basis of theory about the resource of wetland. management of winter migrant birds and building the nature protect, and to promote the sustained protection the biology variety in Poyang lake.First this paper analyzes and clarifies the statistical investigating data of winter migrant birds in Poyang lake in many years, and selects 44 samples on behalf of the main lake, this paper analyzes the birds community characteristic of abundant, variety, even, dominant and the meeting rate among the plant; this paper selects 10 environmental elements according to the reality of Poyang lake and selects the characteristic bird among rare plant, normal plant, wading bird, swimming bird etc, and.According to the analysis of the interrelated relation between the migrant birds and environment element of wetland and the present situation of protection and management of migrant birds of Poyang lake and the influence to migrant birds because of the exploration wetland, this paper analyzes the main cause of the insufficient protection and management in Poyang lake winter migrant birds relevant to technology mind, and poses to four controlling items to improve and strengthen the protection winter migrant birds in Poyang lake, that including integrating the resource of wet land nature protect ,strengthening the protection of migrant bird community and the standard of the using and exploration resource.