detection of internal and external zoonosis parasites in barbus sharpeyi in shadegan and sosangerd city during 2007

fish is one of the important nutrient sources in many parts of the world. consumption of fish like other parts of the world is high in khoozestan province. the role of fish in transmission of some parasitic agents to human is investigated by many researchers. this study aims to investigate internal and external zoonosis parasites and the importance of these parasites in transferring disease in human beings. in this study, to detect parasitic infection in barbus sharpeyi, 20 samples were collected alive from shadegan and sosangerd and their external and internal parasites were isolated from skin and the internal organs of fishes. 60% dactylogyrus pavlowsky and 5% ichthyophthirius multifiliis was collected from the gills and skin of the fishes. 5% contracaecum sp. and 25% balantidium sp from intestine, 5% myxidium rhodei from gall bladder and 15% sarcocystis like organisms from muscles. it is suggested that raw or under cooked fishes in the endemic region be avoided. the parasitic infection should be identified amongst the other fish which are consumed by human as a part of control program in the area with high prevalence of infection.