摘要
鸟类多样性是生态保护的重要指标,为进一步了解拉萨市秋季鸟类的多样性组成情况并掌握其居留信息,于2021年秋季在拉萨市的五县三区开展了鸟类多样性的调查,共记录到鸟类12目34科88种.在区系组成上包括古北界鸟类58种、东洋界鸟类5种、广布种鸟类19种、特有种鸟类6种;居留型中留鸟64种、夏候鸟4种,冬候鸟12种、旅鸟8种.从生境和鸟类多样性关系上看,灌木林的鸟类多样性程度最高.拉萨秋季鸟类以雀形目种类占比最大,雁形目鸟类数量最多.濒危和受保护鸟类包括国家一级保护鸟类6种,国家二级保护鸟类10种.中国生物多样性红色名录濒危1种,易危6种,近危8种.被IUCN列为濒危2种,易危2种,近危5种.列入CITES附录Ⅰ的2种,列入附录Ⅱ的11种.
Abstract
Bird diversity is an important indicator of ecological conservation.In order to further understand the di-versity composition of birds in Lhasa city in autumn and grasp their residence information,a survey on bird diversity was carried out in five counties and three districts of Lhasa city in the autumn of 2021.A total of 88 species of birds of 12 orders,34 families were recorded.In terms of faunal composition,there were 58 species of birds in the Palearc-tic realm,5 species of birds in the Oriental realm,19 species of widely distributed birds,and 6 species of endemic birds.As for the residency type,there were 64 species of resident birds,4 species of summer migratory birds,12 spe-cies of winter migratory birds,and 8 species of travalling birds.In terms of the relationship between habitat and bird diversity,shrublands had the highest degree of bird diversity.In Lhasa,the Passerines accounted for the largest pro-portion of autumn birds,while the Anseriformes had the largest number.Endangered and protected bird species in-cluded 6 species of the national first-class protected birds and 10 species of the national second-class protected birds.According to the Red List of Biodiversity in China,there were 1 species as"Endangered",6 species as"Vulnerable"and 8 species categorized as"Near Threatened".As classified by the IUCN,there were 2 species as"Vulnerable",2 species as"Endangered"and 5 species categorized as"Near Threatened".Additionally,there were 2 species listed in the CITES Appendix Ⅰ and 11 species listed in Appendix Ⅱ.
基金项目
西藏自治区重点研发计划(XZ202201ZY0005G)
中央引导地方科技发展资金项目(XZ202201YD0015C)
拉萨市生态环境局生物多样性保护专项()
维普
万方数据