This report by Ashoka Trust for Research in Ecology and the Environment (ATREE), is based on a survey of the lakes dating back to the 9th century AD in Mahadevpura constituency of Bengaluru. The lakes are now faced with the impacts of rapid urbanization and the Bruhat Bengaluru Mahanagara Palike (BBMP) has been consolidating management of the majority of the city’s lakes under its control in the recent years. The survey dealt with 35 lakes in 10 sub chains in Mahadevpura. The report describes current status, studies changes in extent, and suggests steps for reclamation and conservation.