基于红外相机监测的广东南岭国家级自然保护区鸟兽多样性及其垂直分布特征

刘志发, 王新财, 龚粤宁, 陈道剑, 张强

Diversity and elevational distribution of birds and mammals based on infrared camera monitoring in Guangdong Nanling National Nature Reserve

Zhifa Liu, Xincai Wang, Yuening Gong, Daojian Chen, Qiang Zhang

表2 成对海拔段之间Bray-Curtis相异性指数及其组分、Jaccard相异性指数及其组分的平均值和标准偏差。βpBC: Bray-Curtis相异性指数; βpbal: 多度平衡变化; βpgra: 多度梯度; Rgra/BC: βpgra对βpBC的比值; βpJac: Jaccard相异性指数; βptu: 物种替换; βpne: 物种嵌套; Rne/Jac: βpne对βpJac的比值。

Table 2 The mean and standard deviation values of the Bray-Curtis dissimilarity and Jaccard dissimilarity, and their components between pairs of elevation ranges. βpBC, Bray-Curtis dissimilarity; βpbal, Balanced changes in species abundances; βpgra, Abundance gradients; Rgra/BC, Ratio of βpgra and βpBC; βpJac, Jaccard dissimilarity; βptu, Species turnover; βpne, Species nestedness; Rne/Jac, Ratio of βpne and βpJac.

指数 Indices 全部物种 All species 兽类 Mammals 鸟类 Birds βpBC 0.52 ± 0.20 0.54 ± 0.25 0.52 ± 0.16 βpbal 0.35 ± 0.20 0.25 ± 0.19 0.35 ± 0.21 βpgra 0.17 ± 0.11 0.29 ± 0.22 0.16 ± 0.13 Rgra/BC 0.34 ± 0.23 0.50 ± 0.29 0.34 ± 0.27 βpJac 0.52 ± 0.13 0.45 ± 0.22 0.56 ± 0.11 βptu 0.25 ± 0.16 0.10 ± 0.14 0.32 ± 0.19 βpne 0.27 ± 0.20 0.36 ± 0.26 0.24 ± 0.19 Rne/Jac 0.49 ± 0.31 0.75 ± 0.32 0.43 ± 0.30