بافته علمی کوتاه: بررسی میزان شیوع آلودگی انگل دیپلوستوموم اسپاتاسئوم در برخی ماهیان منابع آبی استان آذربایجان غربی

Diplostomum spathaceum is a digenean parasite with an indirect life cycle. its mature stagelives in gull's intestine, cercariae in snails (lymnaeidae) liver and metacercariae stage inpiscine, amphibian, and mammalian eyes. notice that penetration of cercariae into skin andeye cause lesions which cause susceptibility to secondary infections, appetite loss due toinfections, blurry vision, and disability in hunting and feeding on fish. it, therefore, plays animportant role in aquatic health. during this study, prevalence of diplostomum spathaceuminfectious in 240 introduced and endemic fishes of water resources in west azerbaijanprovince were studied from spring 2008 to winter 2010. the results indicate that 58/30 % offish (140 fish) showed infestation with this parasite which presents a high rate of infestation inthe fishes in these water resources.