Seasons Months 2010 2011 Station I Station II Station I Station II Post monsoon January 4,690 4,686 4,690 4,678 February 4,725 4,718 4,760 4,742 March 4,970 4,975 4,918 4,913 Summer April 5,138 5,297 5,190 5,239 May 5,390 5,495 5,697 5,498 June 5,580 5,610 5,915 5,928 Pre monsoon July 5,310 5,298 5,330 5,335 August 5,190 5,112 5,113 5,213 September 4,900 4,910 4,913 4,912 Monsoon October 4,811 4,805 4,802 4,886 November 4,590 4,610 4,603 4,615 December 4,505 4,590 4,573 4,613

Table 4: Monthly variations of zooplankton population diversity (bits/ind) from January 2010 to December 2011.