In this study, the levels of organochlorine (OC) pesticide residues in Lake Parishan have been investigated using water, sediment and fish (Barbus brachycephalus caspius) samples as a case study to find out the extent of pesticide contamination and accumulation in the lake. Six OC pesticides namely DDT, DDE, Lindane, Endosulfan, Heptachlor and Chlordane were analyzed in four sites at four seaso...

we report observations on the natural history of lizards in the gando protected area, within the sistan and baluchestan province, iran. the identity of the lizards is recorded, along with remarks on some meristic characteristics. brief descriptions of their habitats are also given with a distribution map. lizards (n = 132) were collected and photographed in 2008-09. twelve species belonging to ...

BACKGROUND Several important diseases are transmitted by mosquitoes. Despite of the potential of the occurrence of some mosquito-borne diseases such as West Nile, dirofilariasis and malaria in the region, there is no recent study of mosquitoes in West Azerbaijan Province. The aim of this investigation was to study the fauna, composition and distribution of mosquitoes and the characteristics of ...

BACKGROUND The aim of this study was to obtain new data which would be valuable to develop programs for future planning of mosquito controls in in western Iran. METHODS Larvae and adult collections were carried out from different habitats using standard dipping and animal baited trap methods during May, June and July 2012 in two provinces (Kurdistan and Kermanshah) in the west of Iran. Charac...

Mosquito community composition plays a central role in the transmission of zoonotic vector-borne pathogens. We evaluated how the mosquito community affects the seroprevalence of West Nile virus (WNV) in house sparrows along an urbanisation gradient in an area with the endemic circulation of this virus. We sampled 2544 birds and 340829 mosquitoes in 45 localities, analysed in 15 groups, each con...

in the present study, the effects of chlorella vulgaris on blood and immunological parameters of caspian salmon (salmo trutta caspius) before and after exposure to viral nervous necrosis (vnn) virus were examined. in this regard, four treatments in triplicate were chosen. groups included one control and 3treatments (t1, t2 and t3).  fish in control group, t1, t2 and t3 were fed diets supplement...