PARASITIC WORM OF DIGESTIVE TRACTS OF EMYS ORBICULARIS IN POND CULTURE OF STURGEON FINGERLING IN GORGAN PROVINCE, IRAN

During one months study on 33 digestive tracts of Emys orbicularis, caught from pond culture of sturgeon fingerling. All together, three different parasitic worms were identified. These worms belong to genera Anisakis, Camallanus and Hysterothylacium. Anisakis obtaind only from stomach tissue, Camallanus from intenstine and Hysterothylacium infected both mentioned organs. The prevalence and intensity of Anisakis, Camallanus and Hysterothylacium were 21.2%, 3.7%, 36.3%, 4.4, 15.1 and 26.0 respectively.