Cover all aspects of commercial and advanced aquaculture practices. The book is in most spoken Indian language (Hindi) and covers two major parts: principles of aquaculture and advanced aquaculture practices in detail, Nutrition, Reproduction, diseases, production statistics, sustainability and environmental effects. All cultured species groups from freshwater are addressed in details. Essential new facts and data about fisheries resources and Indian fisheries potential have been included. Site selection for aquaculture, Selection of species, Design and construction of aquafarms. Nutrition and feeds. Reproduction and diseases identification with treatments. Control of weeds, pests and predators. This book will be helpful for Indian fish farmers to understand the basic principles of advanced aquaculture systems practiced all over the world and somehow will help nation to develop blue economy more stable.