Abstract

Abstract: In the present study the area of investigation confined to the four lakes of Bhopal, which are Upper lake, Lower lake, Shahpura lake and Motia lake. Samples were collected monthly from December 2008 to November 2010 from two sampling stations at different depth: epilimnion and hypolimnion layer. During the study period different composition of algal group were observed. In the study period 115 genera of algae belonging to five major groups viz., 60 genera of Chlorophyceae, 22 genera of Cyanophyceae and 27 genera of Bacillariophyceae, 4 genera of Euglenophyceae and 2 genera of Xanthophyceae were identified in upper lake, 63 genera belonging to three major groups viz, 29 genera of Chlorophyceae, 20 genera of Cyanophyceae and 14 genera of Bacillariophyceae were identified in lower lake, 53 genera belonging to three major groups Viz., 28 species of Chlorophyceae, 13 genera of Cyanophyceae, 12 genera of Bacillariophyceae were identified in shahpura lake and 43 genera belonging to three major groups viz., 21 genera of Chloraphyceae, 12 genera of Cyanophyceae and 10 genera of Bacillariophyceae were identified in motia lake. Keywords: Epilimnion, Hypolimnion, Chlorophyceae, Bacillariophyceae, Cyanophyceae, Euglenophyceae, Xanthophyceae.

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