西双版纳自然保护区勐腊子保护区亚洲象种群数量与分布变迁

采用野外跟踪调查、村寨走访调查、半结构式访问调查等方法,分析了野生亚洲象自2002年以来在西双版纳国家级自然保护区勐腊子自然保护区种群数量与分布变迁情况。结果表明,如今野生亚洲象数量越来越多,种群数也有所变化,分布范围越来越广,活动区域和栖息地逐渐朝北迁移,并且主要分布在人类活动频繁区域。对造成这种现象的主要原因,以及亚洲象的生存环境现状的有利因素和不利因素进行了分析,提出了相应的保护管理建议。

Population Size and Distribution Changes of Asian Elephant in Menglazi Nature Reserve,Xishuangbanna Nature Reserve

The interview survey methods of field follow-up survey , villages investigations and so on have been used to analysis the population size and distribution changes of wild Asian elephants since 2002 in Mengla Nature Reserve , Xishuangbanna National Nature Reserve.The results showed that the number of wild Asian elephants was increasing more and more , the population size have also changed and distribu-ted in wide range , activities area and habitat of Asian elephant gradually migrated to north , which mainly closed to the area of human activities.The main reason for this phenomenon , as well as the status of the living environment of favorable and unfavorable factors for Asian elephant was analyzed.Corresponding protection management proposals have been put forward.