The addition of cheap, fast-growing silver carp to ponds with major carps would allow farmers to sell fish while retaining some for food purposes.
Traditional culture of native carps in Bangladesh has been diversified by the polyculture of introduced carps with tilapia and catfish. Production is becoming increasingly intensive, with an accompanying need for greater feed and other inputs. The culture of Thai pangas
Acidification due to excavation and aeration of acid sulfate soil causes recurrent production losses and low yields in brackish water aquaculture.