基于被动声学监测技术的城市绿地景观格局与鸟类多样性关联分析

李乐, 张承云, 裴男才, 高丙涛, 王娜, 李嘉睿, 武瑞琛, 郝泽周

Correlation analysis of urban green landscape patterns and bird diversity based on passive acoustic monitoring technology

Le Li, Chengyun Zhang, Nancai Pei, Bingtao Gao, Na Wang, Jiarui Li, Ruichen Wu, Zezhou Hao

图4 景观特征和鸟类物种数量的冗余分析(RDA)排序图(红色箭头为目标变量, 蓝色箭头为解释变量)。PLAND-gs: 绿地面积比例; MPS-gs: 绿地平均斑块面积; ENN-gs: 绿地斑块平均邻近距离; PLAND-islet: 孤岛面积比例; PD-gallery: 廊道斑块密度; PD-core: 核心斑块密度; MPS-gallery: 廊道平均斑块面积; ALAN: 人造夜间灯光。

Fig. 4 Redundancy analysis (RDA) ordination plot of landscape features and bird species numbers (Red arrows represent target variables, blue arrows represent explanatory variables). PLAND-gs, Proportion of green space; MPS-gs, Mean patch size of green space; ENN-gs, Mean nearest-neighbor distance of green patches; PLAND-islet, Proportion of islet; PD-gallery, Patch density of gallery; PD-core, Patch density of core; MPS-gallery, Mean patch size of gallery; ALAN, Artificial night-time light.