Morphological and Biogeochemical Facsimile of Pulicat Lagoon, India : Scholars' Press : 9786138949381 : 6138949382 : 09 Feb 2021 : Coastal lagoon acts as a paradise for a range of creatures, which are not only an essential resource for human life and productive activities but also play a significant role in the biogeochemical and hydrological cycles. The study aimed at make out the long-term lagoons' morphological variations with modelling the relationships between the various physico-chemical factors and biological parameter in order to study the morphological and biogeochemical status of Pulicat lagoon, India and proclaiming an environmental management plan for the lagoon. The measures for sustainable management of Pulicat considering the complexity in the distribution of the nutrients were suggested.