During a survey of Gahar Lake and Gahar River from 2008 to 2009 some specimen obtained by seasonal sampling in 6 stations, 3 stations in the lake and 3 stations in the river. Three different methods were used for sampling, gill net and hook in the lake and electrofishing in the river. Due to the results 3 species from 2 families in Gahar Lake and 12 species form 3 families in Gahar River were...

During a survey of Gahar Lake and Gahar River from 2008 to 2009 some specimen obtained by seasonal sampling in 6 stations, 3 stations in the lake and 3 stations in the river. Three different methods were used for sampling, gill net and hook in the lake and electrofishing in the river. Due to the results 3 species from 2 families in Gahar Lake and 12 species form 3 families in Gahar River were...

introduction: some snails play an important role in the transmission of helminthes, mainly trematodes of medical and veterinary importance. there seems to be no information on the freshwater snails of gahar lake in lorestan province of iran. the present study aimed to identify medically important snails of this lake. methods: samples were collected from ten localities around gahar lake in april...

Introduction: Some snails play an important role in the transmission of helminthes, mainly trematodes of medical and veterinary importance. There seems to be no information on the freshwater snails of Gahar Lake in Lorestan province of Iran. The present study aimed to identify medically important snails of this lake. Methods: Samples were collected from ten localities around Gahar Lake in April...

to evaluate the hydrogeochemical characteristics of karst water resources of oshtorankooh, chemistry details of springs has been considered as the most important evacuator of karst resources. this research has been performed to study hydrogeochemical nature of karst springs and their origin with an emphasis on the type of formation.  accordingly, five samples of the water of permanent springs o...

a) Water Resources Laboratory, Helsinki University of Technology, 02015 HUT, Finland (emails: [email protected], [email protected], [email protected], [email protected], [email protected]) b) Finnish Environment Institute (SYKE), Mechelininkatu 34a, 00251 Helsinki, Finland (email: [email protected]) c) Environmental Impact Assessment Centre of Finland Ltd (EIA Ltd), Tekniikanti...

nature has always proven that it is able to overcome its problems. however, humanmanipulation has led to environmental degradations. the dryness of a thousand-year urmia lake(a brine water lake in iran) is an example of environmental degradation that happened due tosuccessive droughts and construction of dams on the basin of this lake. this study examinesmethods for the revival of urmia lake by...

According to the water resources and climate change and challenges of Urmia Lake basin, which is the discharge and final destination of North West Rivers, a model was presented. Due to climate change and water resources in river basin such as rainfall, climate change in basin that has direct impact on evaporation over water catchment areas and lake water, this model can be provided. In addition...