长江流域鸟类的初步分析

对长江流域范围内有关动物调查报告和研究资料进行全面、系统地收集和整理，建立了鸟类分布数据库，初步查明在长江流域分布的鸟类共有762种，隶属20目、66科、291属，约占全国鸟类种数的61．2％。其中拥有中国特有鸟及主要分布鸟类72种，国家一级重点保护动物26种，国家二级重点保护动物92种。

Avifauna of Yangtze River Basin

According to an avifauna distribution database established on the basis of comprehensive and systematic collection and analysis of reports and research papers on animals in the Yangtze River Basin, there are 762 species of birds in the Basin, belonging to 20 Orders, 66 Families and 291 Genus. This number accounts for 61.2% of the total bird species of China. Of the 762 species of birds, there are 72 endemic and predominant species, 26 species under national first category protection and 92 species under national second category protection.