Odonata Diversity in The Gangetic Plain of West Bengal

The diversity and abundance of the Odonata documented from Gangetic plain West Bengal covering two types habitats revealed its primarily aquatic nature (Oxbow Lake, Purbasthali). other sites were predominantly grasslands, with smaller water bodies around (RRS, Chinsurah DVC canal, Baidyabati). A total 40 species belonging to 31 genera 5 families, dominant families under suborders Anisoptera Zygoptera being Libellulidae Coenagrionidae, respectively. Shannon-Wiener index indicates that Oxbow Purbasthali has most diverse fauna, a higher relative for compared Zygoptera.