نتایج جستجو برای: mahshahr creeks
تعداد نتایج: 657 فیلتر نتایج به سال:
Abstract The North River estuary (Massachusetts, USA) is a tidal marsh creek network where dispersion processes dominate the salt balance. A field study using moorings, shipboard measurements, and drone surveys was conducted to characterize quantify trapping due tributary creeks. During flood tide, saltwater propagates up main channel gets “trapped” in creeks inherit an axial salinity gradient ...
Large-scale marsh restoration efforts were conducted to restore normal salt marsh structure and function to degraded marshes (i.e., former salt hay farms) in the mesohaline lower Delaware Bay. While nekton response has been previously evaluated for the marsh surface and subtidal creeks in these marshes, little effort has been focused on intertidal creeks. Nekton response in intertidal creeks wa...
both micronuclei (mn) and binuclei (bn) as well as rapd (random amplifying polymorphism of dna) assays are newly biomarkers which are well-introduced in toxic injury and related genotoxicity studies in bivalve, fishes and even humans. however, there is no record of such studies in iranian persian gulf coast line so far. for this propose, we analyzed frequency of mn and rapd patterns in gill ...
Benthic invertebrates are a well-established target in environmental quality status evaluations. The AMBI (AZTI's Marine Biotic Index) was developed to determine the impacts and the quality status of soft-bottom marine benthic communities. The aim of this study was investigating multivariate pattern of benthic invertebrate community and application of AMBI (AZTI's Marine Biotic Index) for dete...
This article is focused on definition and identification of optimal ecological flow for macrozoobenthos communities in small urban creeks affected by urban drainage using the Physical HABitat Simulation (PHABSIM) system. It describes the process of determination of ecological flows, from field measurement to determined values. Results show that combine sewer overflows and storm water drains neg...
there is very little information about the mosquito fauna of mahshahr district. the present study gives an overview of data on the species composition and distribution of mosquitoes in the mahshahr district, khuzestan province, southwest of iran. in order to study the mosquito fauna, the samples were collected from may to november 2012 using dipping and total catch methods from seven village...
There is very little information about the mosquito fauna of Mahshahr district. The present study gives an overview of data on the species composition and distribution of mosquitoes in the Mahshahr district, Khuzestan province, southwest of Iran. In order to study the mosquito fauna, the samples were collected from May to November 2012 using dipping and total catch methods from seven villages (...
Benthic invertebrates are a well-established target in environmental quality status evaluations. The AMBI (AZTI's Marine Biotic Index) was developed to determine the impacts and the quality status of soft-bottom marine benthic communities. The aim of this study was investigating multivariate pattern of benthic invertebrate community and application of AMBI (AZTI's Marine Biotic Index) for...
To estimate the biomass and secondary production of macrobenthos in Khore-e-Mousa creeks, 216 sediment samples were taken. The sampling period started in 1996 and terminated in 1997. A bimonthly sampling strategy was adopted. The samples were taken by Van-Veen grab (0.1 m2) from the beginning, middle and end of each creek (Khor). To estimate the biomass of the macrobenthos, the Crisp method (...
A snowpack’s δ2H and δ18O values evolve with snowfall, sublimation, evaporation, melt, which produces temporally variable snowpack, snowmelt, runoff isotope signals. As a snowpack ages, the relatively depleted of snow will become less sublimation internal distribution signals is altered melt moving through out snowpack. An examination for ephemeral creek water in Palouse Range northern Idaho in...
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