the native fishes of iran are imp ortant, since the stock of population are declining and the species of some fishes are in danger , because of industrialization, pollution, dryness, purposeful or accidental introduction of exotic species. the inland water species of iran are import ant, since they have not been yet completely identified. in order to conduct taxonomic revision and survey of pop...

An ecological risk assessment (ERA) was conducted for Shadegan Wetland in Iran. The objective of this study was to assess the risk to phytoplankton, zooplankton, invertebrate, insect larvae, and fish affected by pesticide in Shadegan Wetland. Five pesticides (DDT, Aldrine, Dieldrin, Ametryn and Lindane) were assessed to evaluate the impact to aquatic community in the Shadegan Wetland. The risk ...

The present study was conducted on Shabbot Barbus grypus in Al-Hilla River/middle of Iraq. Monthly samples were collected from September 2009 to August 2010. Water temperature and transparency ranged between 12 37 Cº 39 – 110 cm respectively. 132 specimens collected. highest number individuals June (31) none January February. total length 95 -382 mm wet weight varied 7.7 416 gm. group 180 the m...

a survey on endo-parasitic infections on barboid fishes of south- west of iran (khouzestan province) was carried out from spring 2007 to atumn 2009. altogether 296 specimens from five different fish species were examined, they are barbus grypus heckel, 1843; barbus sharpeyi günther, 1874; barbus esocinus heckel, 1843; barbus barbulus heckel, 1849 and barbus pectoralis heckel 1843. the fishes we...

in this study the acute toxicity of organophosphorous pesticide in four native fishes of khouzestan province including: barbus sharpeyi, barbus grypus, barbus barbulus and barbus xanthopterus were investigated. the acute toxicity test was conducted following the organization for economic cooperation and development (oecd) under static-renewal test. each fish species exposed to serial dilution o...