زینب صادقی دهکردی

For this porpose from October to February 2014, a total of 150 fish specimens belong to Abramis brama and Salmon trutta fario species were examined. The fishes were predated from arrival area, median area and beside of the Vahdat dam in Sanandaj. After the samples transported to the laboratory parasitology , biometrics features such as: Total length , total weight, and the number of lateral line sequines were recorded , then digestive system of fishes were taken out and contents were using a 100 pore mesh.Their GI mass were filtereted, for any precente worm.Wormes were collected and stained by carmin acid method. Our results showed that Salmon trutta fario fishes were no contaminated, but neoechinorhynchus rutili (Acanthocephala) were found in Abramis brama fishes inhabiting in Vahdat dam, Out of 75 fishes, 59( 78.6%) were contaminated to neoechinorhynchus rutili . Acanthocephala numbers and measures were reported 1 to 18 and 3-18 mm, respectively. The present study is the first survey on digestive parasites infection of Salmon trutta fario and Abramis brama of Vahdat dam in Sanandaj, Iran.