Helminthic Infestation Load on the Length, Weight and Sex of Freshwater Fish Heteropneustes fossilis from the River Gomti of Lucknow

The study was carried out to investigate, the helminth parasitic load in freshwater fish Heteropneustes fossilis. During present Investigation, three groups of helminth parasites- trematode, cestode and nematode were recovered from Heteropneustes fossilis. The prevalence of infection was calculated in relation to length, weight, sex-group of fish. Large sized fish were dominatingly affected by helminth parasites as compared to small sized fish. Female fish was more infected as that of male fish.