The Study of Fishes Fauna of the Aharchay River in Eastern Azerbaijan Province
Subject Areas : Journal of Animal Biologyسید مهدی بانان خجسته 1 , محمدرضا سیف ریحانی 2 , محمدرضا رحیمی بشر 3
1 - دانشگاه تبریز ، دانشکده علوم طبیعی، گروه زیست شناسی جانوری، تبریز، ایران
2 - کارشناس ارشد منابع طبیعی، اداره شیلات
3 - دانشگاه آزاد اسلامی، واحد لاهیجان، گروه شیلات و آبزیان، لاهیجان، ایران
Keywords: Species Diversity, East Azerbaijan province, Fishes, Aharchay River,
Abstract :
The present study was conducted to determine fish species diversity in Aharchay River and Sattarkhan barrier (East Azerbaijan province) during autumn to summer, 2007-2008. Twelve sampling places were choosen. Samples were fixed in 10 % formalin solution and transported to laboratory for biometrical analyses. Total frequencies of species during each season were as follow: autumn 31.7 %, winter 19.6 %, spring 20.5 %, and summer 28.2 %. Eight species were identified that belonged to 3 families including: Cyprinidae (with 6 species), Cobitidae (1 species) and Percidae (1 species), and their relative frequencies were 78.1 %, 21.5% and 0.4 %, respectively. It was found that the Capoeta capoeta, was the predominant species of Aharchay river with relative frequency of 33.2 %.
