32. Long answer questions VI

 Composite fish culture is a type of fish farming where a combination of . The selection process for these species is based on their to prevent any competition between them and ensure that all the fish have access to food. In composite fish culture, fish that feed on the surface, like , are combined with bottom feeders like . This technique helps maximise food use in the pond and increase the overall fish yield. The main challenge of composite fish culture is the lack of high-quality fish seed. However, this issue has been addressed by using to produce pure seeds of each species in the desired amount directly in the pond.