Author(s):

Dr. Bhosale PA

Abstract: Zooplankton is cosmopolitan in nature and they are found in all over the world in its habit all freshwater tropical wetlands. The present investigation deals with the study of monthly changes of diversity and density of Zooplankton community of the Savitri River at Poladpur dist –Raigad. The work was carried out for a period of one year during the month of may 2016 to April 2017.Zooplankton samples were collected the two separate place such as station ‘A’ and ‘B’. The qualitative and quantitative estimating and counting each and month wise evaluation of the zooplankton population throughout the study period. The present study revealed that Savitri river water which is the contaminated of sewage and various chemical industrial effluents. The highest population density of rotifers was recorded in annual cycle in year 2016- 2017.

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