This book has been primarily written to detailed the ecology and trophic status of urban lake.This will also serve as a reference book for collection, preservation, analysis of aquatic and terrestrial organisms and vegetation. Detailed methodology of physico-chemical analysis. It also explained the methodology for chlorophyll analysis and calculations of biotic indices. The book has six chapters: 1) Introduction 2) Lake eutrophication state 3) Materials and method 4) Result and Discussion 5) Conclusion and Management 6) References characterised by the clear, methodical and step by step explanation of topic. The well coloured photographs of plants, avifauna and fish enables the reader to visualize and identify it easily.The book covers the exhaustive number of references which is likely to be useful for the readers.This book will be a guideline for studying the trophic status of freshwater waterbodies