The present study was undertaken with a view to finding out the carp’s polyculture technique, pond management and cost analysis of Kaliganj upazila under Lalmonirhat District. The study was conducted for a period of six months (September 2017 to February 2018). It provides an overview on the guiding principles, aspects and tasks, and presents the applicable production techniques and patterns of carp polyculture. For further reading and more in-depth information on the suggested techniques and technologies. It is expected that this publication will help identify resources and contribute to the successful planning and realization of fish production by those fish pond owners and operators who need to strengthen and improve their knowledge on the subject.