2012年冬季鄱阳湖大型越冬水鸟数量与分布_刘观华.pdfVIP

第 卷第 期 42 1 江 西 林 业 科 技 Vol. 42, No. 1 第 期 1 年 月 Jiangxi Forestry Science and Technology 2014 2 Feb. , 2014 2012年冬季鄱阳湖大型越冬水鸟数量与分布 刘观华,金杰锋,李凤 山, 肖华杰,黄元政 (江西鄱阳湖国家级自然保护区管理局,江西 南昌 330038) 摘 要：2013 年 3 月 8 日对鄱阳湖大型水鸟数量和分布进行 了同步调查 ，同时还记 录了大型水鸟的栖息生境和成 幼比。本次调查共记录到大型水鸟 10 种，总数量 40 573 只。雁形 目水鸟数量 占本次调查所有水鸟总数量的 88.32%。小 天鹅的数量最多，为 16 552 只。栖息生境调查显示 ，白鹤在泥滩地 中的群体个数最多，占比为 56.52% ，白头鹤、白枕鹤、 灰鹤在草地 中栖息的群体个数最多，接近或超过 70% 。4 种鹤的幼鸟比例都在 18%以上。 关键词：鄱阳湖 ；大型水鸟；数量；分布 ；栖息地；成幼比 分类号：Q959.7:Q958.155 文献标识码：A 文章编号：1006－2505(2014)01－0039－05 Number and Distribution of Large Waterfowls at Poyang Lake in Winter of 2012 LIU Guan-hua, JIN Jie-feng, LI Feng-shan, XIAO Hua-jie, HUANG Yuan-zheng (Jiangxi Poyang Lake National Nature Reserve administration, Nanchang Jiangxi 330038, China) Abstract: The number and distribution of large waterfowls in Poyang lake were synchronized surveyed at March 8, 2013, and its waterfowl habitats and ratio of young adult were recorded. The survey recorded a total 40 573 large waterfowls of 10 kinds. From them Anseriformes number accounted for 88.32% of the total number of all waterfowl. Cygnus columbianus has the largest number of 16 552. Habitats survey showed that populations of Grus leucogeranus has the maximum number, accounting for 56.52% , the number of G. monacha, G. vipio, G. grus groups in grassland habitat was the maximum, accounting for close to or more than 70%. The proportion of each of young birds of four Grus was more than 18%. Key words: Poyang Lake; large waterfowl; number