Plankton Diversity of Ganga Rivers in Haridwar District U.K

The plankton of rivers were collected by fine plankton net. The know quantity of water was pass through filter and connected in desired quantity collection are done by Ganga river Haridwar. For a period of 2003-2005 total 8 species of plankton belonging to different taxonomic groups were identified. Phytoplankton belongs to diatoms; Blue green algae zooplankton belongs to keretela vulga, ceriodaphnia, arcella, crustacea filinias-species. The phyto planktons productivity fluctuated seasonally and the maximum number of 2046.30 unit/l was recorded in the month of January and December minimum number of 129.65 unit/l during the month of december zooplankton shows maximum number in the month of January and minimum in June 2004-2005 varies from maximum. 176.24 unit/l or minimum 186.35 unit/l and shows fluctuation during season and dominating each other.