四川小寨子沟自然保护区鸟类资源现状与保护

Resources and Preserve of Birds in Xiaozhaizigou Nature Reserve

对小寨子沟自然保护区鸟类资源的调查显示,该区鸟类306种,隶属于17目56科159属,其中东洋界种类占总数的50.98%,古北界占40.52%;动物区系复杂,表现出东洋界向古北界过渡的特征.该区珍稀重点保护物种多、生物多样性丰富:属国家Ⅰ、Ⅱ类保护的物种41种,占四川省该类动物的46.07%;属"三有"动物保护的物种176种,占该区总种数的57.52%;属中国濒危动物红皮书的有20种;孓遗、特有鸟类33种,占四川省总鸟类特有种的54.10%.最后对导致鸟类数量减少的因素进行了分析,并就资源现状提出了保护建议.

From 2002 to 2003, the birds in the Xiaozhaizigou Nature Reserve of the Sichuan Province were investigated. There are 306 species belonging to 15 ordes, 56 families, in which 156 species of criental birds (50.98%)、124 palaearetic (40.52%)and 24 epidemic (8.5%); in which 41 species are listed in the list of the Protected Wildlife of National Importance in China. In addition, the suggestions for strengthening the protection of bird diversity are made.