北京野鸭湖湿地地表甲虫群落组成与空间分布格局

王玉, 高光彩, 付必谦, 吴专

Composition and spatial distribution pattern of ground-dwelling beetle communities in Yeyahu Wetland, Beijing

Yu Wang, Guangcai Gao, Biqian Fu, Zhuan Wu

表2 野鸭湖湿地不同植被类型地表甲虫群落的活动密度、科丰富度和多样性指数(平均值±标准误)

Table 2 Activity density, family richness and diversity indices of ground-dwelling beetle communities in different vegetation types in Yeyahu Wetland (Mean±SE)

	球穗莎草带 (CGT)	猪毛菜带 (SCT)	退化芦苇带 (DPCT)	牛鞭草带 (HAT)	保存较好的芦苇带 (WPCT)
活动密度 Activity density (AD)	619.0 ± 50.2^d	350.6 ± 26.4^c	126.0 ± 8.7^a	211.4 ± 20.1^b	543.0 ± 67.1^d
科丰富度 Family richness (R)	23.5 ± 1.0^c	20.8 ± 0.9^b	19.0 ± 0.4^b	15.8 ± 0.7^a	21.1 ± 0.7^bc
丰富度指数 Margalef richness index (D)	3.51 ± 0.19^bc	3.38 ± 0.14^bc	3.73 ± 0.13^c	2.77 ± 0.11^a	3.23 ± 0.10^b
多样性指数 Shannon-Wiener diversity index (H')	2.01 ± 0.11^ab	2.35 ± 0.08^c	2.22 ± 0.02^bc	1.82 ± 0.09^a	2.02 ± 0.06^ab
均匀度指数 Pielou evenness index (E)	0.64 ± 0.03^a	0.78 ± 0.02^b	0.75 ± 0.01^b	0.66 ± 0.03^a	0.66 ± 0.02^a
优势度指数 Simpson dominance index (C)	0.22 ± 0.03^ab	0.15 ± 0.02^a	0.18 ± 0.01^ab	0.26 ± 0.03^b	0.20 ± 0.02^ab