黑龙江三江国家级自然保护区兽类调查初报

采用常规调查方法 ,对三江保护区兽类进行调查研究 ,记录兽类 3 7种 ,分属 5目 1 2科 ,占全省兽类 87种的 43 %,其中有国家一、二类重点保护兽类 1 0种 ,有较大经济价值的兽类 1 3种 .从兽类的组成中可以看出 ,三江自然保护区的兽类资源是相当丰富的 ,但由于开垦平原和捕杀动物 ,三江平原兽类的种群数量特别是一些大型的珍稀经济动物趋于下降 .近几年来保护区的建立 ,栖息生境得到保护 ,人为干扰减少 ,动物种类数量有增多的趋势 ,特别是熊类 (棕熊和黑熊 ) ;鹿科类 (驼鹿、马鹿、狍 )的数量增加尤为显著 .

Report of the investigation of the beasts from Sanjiang national reserve in Heilongjiang province

Based on routine investigation and several years of hard work it is published that there are 37 species of beasts from Sanjiang Nature Reserve,which belong to 5 orders 12 familis.This sum acount for 43% of the one in our province(87 species).Among them 10 species belong to the first or second grade of the state key protections and 13 species have great economical value.So,it can be said that the resouces of beasts in this area is plentful.But recently,the number of the groups of these beasts has an tendency of decrease because of the destory from people.On the other hand,the developing nature reserve are doing any work to vary this condition.As a result,more kinds of the beasts start a tendency of increasing in their sum ,especially Ursidae(Selenarctos thibetanus,Ursus arctos)and Cervidae (Alces alces,Cervus elaphus,Capreolus capreolus).