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For successful fish culture the breeding of the fish is the most vital aspect and can not be even thought without the knowledge of breeding behavior of the fish, for that purpose the Endocrinological observations have to be carried out. During the last decade, fish endocrinology has observed stirring developments due to advanced research at all levels of biological organization. The book entitled as "CYCLIC ENDOCRINOLOGICAL CHANGES IN A TEMPERATE FISH" will serve as a great scientific tool in the field of fish endocrinology. The fish species of the tribe Oreinini of the family Cyprinidae...

This original piece of work highlights the results of studies carried out on the survey of ecto- and endo- parasitic helminths of some freshwater fishes of Bhopal, India in relation to the physico-chemical parameters of water, identification and classification of parasites, histo-pathology of the organs infected by them, their effect on the haematological parameters, gonado-somatic index, fecundity and histology of ovaries. Helminth parasites damage the organs of fishes on which they subsist. They interfere with the physiological activities of affected fishes and retard their growth which...