基于红外相机数据评估华南地区豹猫的种群密度和活动节律

杨剑焕, 李敬华, 杨浩炫, 欧梓键, 郑玺, Anthony J. Giordano, 陈辈乐

Population density and activity patterns of the leopard cat (Prionailurus bengalensis) in southern China: Estimates based on camera-trapping data

Jianhuan Yang, King Wa Li, Ho Yuen Yeung, Tsz Kin Au, Xi Zheng, Anthony J. Giordano, Bosco Pui Lok Chan

表2 基于空间标记-重捕模型的嘉道理农场暨植物园豹猫种群密度估算

Table 2 Population density estimates for leopard cats in Kadoorie Farm and Botanic Garden following likelihood-based spatially explicit capture-recapture (SECR) modelling

采样期 Sampling period 探测函数模型 Detection model 赤池信息量准则 AIC 估计值 Estimates 密度 Population density (inds./km2) 标准误差 SE 95%置信区间 95% CI 采样期1 Sampling period 1 风险率 Hazard rate 189.9 0.64 0.31 0.26-1.55 指数 Exponential 190.7 0.66 0.36 0.24-1.79 半正态 Half normal 193.6 0.54 0.24 0.23-1.24 采样期5 Sampling period 5 半正态 Half normal 155.2 0.87 0.48 0.31-2.40 指数 Exponential 155.5 0.82 0.42 0.32-2.10 风险率 Hazard rate 157.3 0.86 0.49 0.30-2.45