Ecology, Environment and Conservation Paper

Vol 25, Issue 1 2019; Page No.(360-364)

DISTRIBUTION OF AQUATIC INSECTS AT MAGURI BEEL OF TINSUKIA DISTRICT, ASSAM, NORTH EAST INDIA

Arundhati Gogoi and Alakesh Barman

Abstract

A study was conducted on aquatic insect community of Maguri beel at three selected sites (MS1, MS2, MS3) of Tinsukia district near Dibru Saikhowa National Park. The sampling of aquatic insects was done in replicates during September 2014-2015. The study recorded 4 orders, 12 families, 21 genera and 23 species of aquatic insects. Highest density of order Hemiptera was recorded in pre monsoon and lowest and same density was recorded of order Odonata and Coleoptera in monsoon and winter. The study revealed low Shannon Weiner Diversity Index values of aquatic insects (Shanon H<1) in all the sites indicating perturbed conditions of water.

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