First Molecular Characterization of Posthodiplostomum cuticola (von Nordmann, 1832) Dubois, 1936 (Trematoda: Diplostomidae) Metacercariae Infecting the Gills of Chubs (Squalius cephalus) in Turkey

یافته علمی کوتاه: تأثیر آلودگی به انگل (Posthodiplostomum cuticola (Nordmann, 1832 برنرخ رشد ماهیان نهر زرین‌گل- استان گلستان

This study investigated the effect of parasite infection with Posthodiplostomum cuticola on fish growth rate in Zaringol Stream in Golestan Province. A total number of 447 fish specimens (173 Capoeta capoeta gracilis, 111 Alburnoides eichwaldii, 131 Paracobitis malapterura, 32 Neogobius fluviatilis) were captured by electrofishing during December 2009 to September 2010. Total number of para...

Comparative description of males of two species of Achtheres von Nordmann, 1832 (Copepoda: Siphonostomatoida: Lernaeopodidae) infecting zander and European perch.

Achtheres percarum von Nordmann, 1832 and Achtheres sandrae Gadd, 1901 (Lernaeopodidae) are common parasitic copepods infecting fishes in Eurasia. The former is specific to perch, Perca fluviatilis L., while the latter, to zander, Sander lucioperca (L.). Until recently these copepods have been regarded a single species. The present study was intended to analyse details of male morphology and pr...

Posthodiplostomum cuticola infestation in cyprinidae in Iran

رابطه میزبان و عوامل بیماری زا؛ با تاکید بر انگل Nordmann, 1832) Posthodiplostomum cuticola) در ماهیان نهر زرین گل، استان گلستان

انگل ها با تأثیر بر بقا، تولید مثل، رفتار الگوی مهاجرت ماهیان، بر ساختار جوامع و کنترل جمعیت آن ها اثر گذارند. این مطالعه با هدف بررسی رابطه میزبان و عوامل بیماری زا با تاکید بر انگل Posthodiplostomum cuticola در ماهیان غالب نهر زرین گل، در بازه زمانی آذرماه 1388 تا مهر 1389 انجام گرفت. تعداد 1346 قطعه ماهی با استفاده از روش صید الکتریکی (1/7 کیلووات و 10 آمپر و 300-200 ولت) از 14 ایستگاه مطالع...

Karyotype analysis of chub, Squalius cephalus (Linnaeus, 1758) (Teleostei: Cyprinidae) from Karasu River, Erzurum, Turkey

The karyotypic characteristics of   chub, Squalius cephalus have been investigated by examining metaphase chromosomes spreads obtained from gill and kidney tissues. The fish used in the study were caught with fishing nets from Dumlu Stream, one of the main tributaries of the Karasu River. The live fish were transported to the laboratory,  kept in a well aerated aquarium before analysis and then...