明确生物多样性动态和变化趋势是制定有效保护措施的基本出发点,2013年3月~2014年2月,在北京松山国家级自然保护区布设 64台红外相机,对林下鸟类和大中型兽类多样性进行连续监测,并与以往研究进行对比。本次调查累积相机日14 930 d,获得独立有效照片3 293组,有效视频3 746 s。记录到鸟类7目17科47种,兽类5目10科14种,含5种国家Ⅱ级重点保护野生动物。较以往红外相机监测新发现鸟类21种分属12科,新增6科; 新增兽类2种分属2科。不同海拔、植被类型以及功能区的相对丰富度存在一定差异,
张源笙 蒋万杰 蒋 健 王 丹 吴记贵 刘芳茗 鲍伟东
doaj
根据扎龙湿地实际情况,将其划分为3种人为干扰强度地区,并进行了鸟类群落结构调查。统计3种干扰地区的物种丰富度,用Shannon-Winener指数计算物种多样性指数,用Pielou指数式计算物种均匀度指数,并用数量数据的β多样性测度公式分析人为干扰强度对扎龙湿地鸟类群落结构的影响。结果表明扎龙湿地鸟类的物种丰富度、物种多样性和物种均匀度与人为干扰强度成紧密的负相关关系。
杨敏, 吴庆明, 齐锐, 孔维尧
doaj
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