نتایج جستجو برای: southern caspian sea

تعداد نتایج: 244020  

Journal: :Proceedings of ... Conference on Coastal Engineering 2023

Coastal zone management needs the prediction of changes in shoreline and coastal profiles, where fluctuation sea water level plays an essential role. Climate change human activities have accelerated fluctuation/falling levels lakes enclosed basins. Using satellite images cross-shore beach profiles at twelve monitoring stations along southern coasts Caspian Sea, effect rapid fall on nearshore mo...

A. Rouhi, A.E. Kideys, A.R Mirzajani, G. Finenko, S. Bagheri, T. Shiganova,

The experiments with Beroe ovata showed that this ctenophore can survive and reproduce in the Caspian Sea water, though at far lower rate than in the Black Sea; larval growth in the Caspian Sea water was also slower and mortality higher. Maximum fecundity of 2210 and 240 eggs recorded in laboratories of Turkey and Iran, respectively. About 34 to 100% of eggs in the Caspian Sea water could not d...

H. Nasrollahzadeh, M. Rabbaniha, M.A. Afraei Bandpei, N. Pourang, S. Shahlapour,

Occurrence and distribution of larval and juvenile fish was investigated in nearshore waters of the southeastern Caspian Sea including the Gorgan Bay. Samples were collected during seven surveys using a fine mesh beach-seine in five sampling sites from July 2014 to June 2015. A total of 15500 individuals mostly juvenile were captured, representing 18 species from 8 families. Most juveniles belo...

Journal: :iranian j. of fisheries science 2013
r vajdi m batebi-navaei f aflaki f monsefrad j.m regenstein

concentrations of heavy metals were determined in muscles of kutum (rutilus frisii kutum) collected from the central part of the southern end of the caspian sea during february 2011. except for silver (ag) and nickel (ni) which were below the limits of detection, the average levels of arsenic (as), cadmium (cd), copper (co), chromium (cr), copper (cu), iron (fe), manganese (mn), lead (pb), sele...

2016
Danica Ciric Milica Stojanovic Anita Drumond Raquel Nieto Luis Gimeno Anthony R. Lupo

In this study, we investigate the sources of moisture (and moisture for precipitation) over the Danube River Basin (DRB) by means of a Lagrangian approach using the FLEXPART V9.0 particle dispersion model together with ERA-Interim reanalysis data to track changes in atmospheric moisture over 10-day trajectories. This approach computes the budget of evaporation-minus-precipitation by calculating...

Precipitation is a climatic elements that have temporal - spatial distribution. In this research database of Global Precipitation Climatology Centre (GPCC) with a resolution 0.5×0.5 degree for 50 year is used, that was constituted with dimensions of 12800*600. Temporal data are on the columns and pixels (spatial data) located on the rows. The results show an increasing trend in spring and fall ...

M Rowshan Tabari, R Mousavi Nadoushan R Pourgholam S. M. R Fatemi

Seasonal variations of zooplankton communities were studied in the southern Caspian Sea for 4 successive seasons and 8 transects with 5 stations from 5 to 100 m depths which sampled during 2009. The zooplankton population constituted of 73.33% copepods, 24.21% rotifers, 2.23% cladocerans and 0.23% protozoans. Copepods were dominant at all stations with a density between 1456±531 ind. m-3 (Trans...

Journal: :iau international journal of social sciences 2013
afshin mottaghi mosayeb gharehbeygi

the aim of this paper is investigating and studying of geopolitical dimensions of russia in the caspian sea. russian post-soviet geopolitics invokes euroasianism as its inner rationale and meaning, as a greater good that imbues pragmatic, interest based politics with a sense of mission. eurasianism as a particular tradition of theorizing russia’s identity and place in the world has a momentum o...

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