Intestinal helminth parasites in dog and jackal in inferent areas of Sari in the years 1371-72

Background and Zoonotic helminth infection is one of the most important diseases in the north of Iran. This study was done on collected intestinal helminth parasites in dogs and jackals in the geographical areas of Sari in Mazandaran province of Iran. this study was done on 30 stray dogs and 45 stray jackals in the central parts of Sari in 1371-1372. After autopsy, samples were looked for the presence of intestinal helminthes. All of the helminthes collected in 10% formaldehyde and stained to be observed by microscope. The taxonomic study was carried out by measuring different parts of the body of helminthes. Them the data were analysed statistically and compared with different records in Iran and other parts of the world. In this study 9 genus and 12 species of different helminthes were collected from 30 dogs and 45 jackals. Hookworms were the most common helminthes with respect to the number of infected animals, and echinococcus. Spp had the highest intensity of infection. Among these parasites, 7 species were zoonotic helminthes. The main species were found as follow: Ancylostoma caninum, Uncinaria stenocephala, Toxocara canis, Rictularia spp, Echinococcus spp, Taenia multiceps, Taenia hydatigena, Taenia taeniaformis, Taenia ovis, Mesocestoides spp, Dipylidium caninum, Alaria spp. The prevalence of intestinal helminthic infections were different in the three geographical areas, and in the forest and plain areas were more than the mountain and costal regions. The infection was three times more prevalent in dogs than in jackals. Ragarding to high prevalence of infection helminthic infection in the different geographic areas and in various animals as reservoirs Studied herein; a more careful attention to the ecologic, veterinary and health problems is recommended