This document discusses the traits and culture methods of important cultivable fish and shellfish in fresh water aquaculture. It covers carp species like Catla catla and Labeo rohita that are commonly farmed using methods like polyculture. Exotic carp species such as the silver carp are also discussed. Culture methods for catfish including Clarias batrachus are described. Finally, the giant freshwater prawn Macrobrachium rosenbergii is covered, noting its life cycle and that it can be cultured alone or with other species.