摘要
鄱阳湖不仅是我国最大的淡水湖,也是十分重要的候鸟越冬地,每年的冬天至翌年的春天,在鄱阳湖栖息有大量越冬水鸟,在方圆千余平方公里的范围内,采用航空调查的方法是快速、全面地对越冬水鸟数量及分布情况进行调查的有效方法。2005年的1～2月及2009年2～3月在鄱阳湖地区开展环鄱阳湖的越冬水禽航空调查,2005航调共统计到水禽30种共计321 044只;2009年航调共发现了水禽44种,409 077只。调查发现白鹤、东方白鹳等5个全球受胁种高比例地分布于鄱阳湖区;调查还发现水鸟集中的地点20余处。
The Poyang Lake is not only the largest freshwater lake in China,also a very important over-wintering ground for migratory birds,each winter to the following spring,there were a large number of over-wintering waterfbirds habitat in the Poyang Lake.Within the surrounding area more than a thousand square kilometers,aerial survey was an effective method that can rapidly and comprehensively survey the number and distribution of over-wintering waterbirds.Aerial survey on over-wintering waterbirds in the Poyang Lake areas was made during January to February,2005 and February to March,2009.There were 321,044 of waterbirds found in the aerial survey in 2005;44,409,077 individuals of 44 species in 2009.Survey found that 5 globally threatened species as Grus leucogeranus,Ciconia boyciana,etc.with high proportion distributed in the Poyang Lake area;and also more than 20 sites birds of waterbirds concentrated were found.
出处
《江西林业科技》
2010年第1期23-28,共6页
Jiangxi Forestry Science and Technology
基金
国际鹤类基金会白鹤GEF项目支助
关键词
鄱阳湖
航空调查
越冬水鸟
数量
分布
Poyang Lake
Aerial survey
Over-wintering waterbirds
Number
Distribution
