The bioaccumulation of alkali and alkaline earth metals such as sodium, potassium, calcium and magnesium were estimated in five different organs i.e., tissue, kidney, gills, liver, and testis/ovary of rohu, Labeo rohita (Ham.). The samples were collected from three study areas namely Kendrapada (KPD), Keonjhar (KEO) and Central Institute of Freshwater Aquaculture (CIFA) in Odisha. There was rec...