Helminthes Parasite Isolated From A Cyprinid Fish, (Capoeta Barroisi (Lortet, 1894)) in Dalaki River, Boushehr Province, Iran

This study was conducted to identify intestinal helminthes. the helminthes were collected from body cavity and intestines of 100 specimens of capoeta barroisi which were obtained from dalaki river and investigated between july of 2012 and april of 2013. most of the 3 species of helminthes were found in the intestine and body cavity of the examined fishes. the helminthes found composed of 2 nematodes which have been reported previously. a total of 50 parasites were found in the 26 infected fish. the observed nematode and acanthocephalan parasites were identified to genus and species level respectively rhabdochona sp. contracaecum sp. neoechinorhynchus zabensis. most parasite species found in this study have been reported for the first time in this fish species from iran. these inland water parasites can infect other freshwater aquatic animals and even human, so identification of them is important for health centers and fisheries research. in this study prevalence of parasites were identified respectively 4,5and 23 and mean intensity were 1, 1.5 and 1.7 was reported