Diversity and Composition of Beetles (Order: Coleoptera) of Durgapur, West Bengal, India

Table 2

Diversity indices of Site A.

Site A	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Families	4	4	4	4	4	4	4	4	4	4	4	4
Individuals	37	46	80	90	109	118	128	127	86	79	52	37
Dominance_D	0.37	0.32	0.34	0.31	0.28	0.27	0.27	0.28	0.32	0.34	0.41	0.35
Simpson_1-D	0.63	0.68	0.66	0.69	0.72	0.73	0.73	0.72	0.68	0.66	0.59	0.65
Shannon_H	1.18	1.26	1.23	1.27	1.33	1.35	1.35	1.34	1.27	1.22	1.10	1.21
Evenness_e^∧H/S	0.81	0.88	0.86	0.89	0.95	0.96	0.96	0.95	0.89	0.84	0.75	0.84