Vol. 3, Special Issue 3, Part D (2017)

Abstract
The present study was undertaken to study the histopathological effect of Myxobolus parasite on Indian major carp, Catla catla. The results of the present study indicates heavy infection of Myxobolus on gill surface followed by kidney and gall bladder showing number of cysts and parasites on the gills with a slight hyperplasia of the cells and epithelium. Severe infection caused hyperplasia of the basal epithelial and goblet cells leading to increase in mucus production.