北仑河口国家级自然保护区两栖爬行动物调查

Survey of Amphibians and Reptiles in Beilunhekou National Nature Reserve of Guangxi,China

2011年10月和2012年4—5月,对北仑河口国家级自然保护区进行两栖爬行动物调查:保护区内共有两栖动物1目4科14种,爬行动物2目7科18种。两栖爬行动物分布型主要以东洋型为主,分布区主要以华南区与华中区共有物种为主。爬行动物的F指数、G指数、G-F指数(3.471、2.553、0.264)均高于两栖动物(1.830、1.946、-0.063),表示爬行动物的科属多样性与两栖动物相比处在一个较高的水平。保护区内草丛生境中的两栖动物物种数最多,灌丛生境中的爬行动物物种数最多。

Survey of amphibians and reptiles was conducted in Beilunhekou National Nature Reserve in October 2011 and from April to May 2012.14 species of amphibians were recorded,belonging to 4 families and 1 orders. And 18 species of reptiles belonging to 7 families and 2 orders were recorded. Oriental Realm species and species in both central and south China region were dominant. F index,G index and G-F index of reptiles （3. 471,2. 553,0. 264） were higher than amphibians＇ （1. 830,1. 946,-0. 063）,which indicateds that the diversity in families of reptiles was higher than that of amphibians＇. The species of amphibian was the most in the grass habitat ,and species of reptile was the most in the bush habitat.