Study of Demographic Pattern and Prevalence of Digenetictrematode Parasite in the Fresh Water Fish Channa punctatus of the Rohilkhand Region

Fish in an important article of food throughout the globe & also serve as a host to a number of pathogens. Most of the Fishing Industry yield a number of by products of commercial importance. Fishes suffers from various ectoparasitic & endoparasitic diseases. Parasite play an important role in the growth of Fishes & other animals. Taking into consideration that no systematic work has been carried out on trematode, fish diversity of Rohilkhand region so there is no record on the impact evaluation of demographic parameter of parasitism in fish trematode Community.