نتایج جستجو برای: southern coast of caspian sea

تعداد نتایج: 21199636  

The main objective of this study was to reveal the impact of nine climate indices on temperature changes and climate oscillations in Golestan Province along the southern coast of the Caspian Sea. Climate indices data from across the Atlantic-Eurasian sector were collected from the NCEP/NCAR, the Climate Prediction Centre (CPC) and the Climatic Research Unit (CRU) over a period of 40 years (1971...

Journal: :پژوهش های ایران شناسی 0
سید مهدی میرصادقی دانش آموخته گروه زبانشناسی دانشگاه دولتی ارمنستان

this article deals with a comparative analysis of phonological dissimilarities between two iranian dialects in the southern borders of the caspian sea, e.g. taleshi in gilan and kelardashti in mazandaran. the differences are classified and analyzed with an emphasis on the kelardasht’s rudbarak and talish’s alian dialects in two parts of vowel and consonant diversities.

The bony fishes of the Caspian Sea are the species whose reserves are decreasing due to Pollution, habitat destruction, exploitation and illegal fishing. Regarding the extent of illegal fishing in Golestan province and lack of sufficient studies in this regard, this study examines the changes in illegal fishing and identifies the factors involved in its occurrence. Using descriptive-analytical ...

Journal: :iranian journal of parasitology 0
sz coskun dept. of parasitology, faculty of veterinary medicine, university of uludag, turkey a eslami dept. of parasitology, faculty of veterinary medicine, university of tehran, tehran, iran a halajian dept. parasitology, veterinary faculty, science and research branch, islamic azad university, tehran, iran a nikpey dept. of biology, basic sciences faculty, university of guilan, rasht, iran

background: knowledge about the amphistomid fauna in iranian domestic ruminants depends on the studies conducted almost 30 years ago. the last situation in cattle is introduced here in the provinces in south coast of caspian sea. methods: amphistomid species were collected from cattle at slaughter houses of the provinces gilan and mazanderan in 2010. median sagittal sections were prepared by th...

Journal: :Journal of survey in fisheries sciences 2021

The study of interaction between fish cage culture and sediment population dynamics heterotrophic bacteria in the southern Caspian Sea (Nowshahr region)

Journal: :پژوهش های جغرافیای انسانی 0
محمدرضا حافظ نیا استاد جغرافیای سیاسی، دانشگاه تربیت مدرس زهرا احمدی پور استاد جغرافیای سیاسی، دانشگاه تربیت مدرس سپنتا مجتهدزاده استادیار حقوق بین الملل، دانشگاه مازندران حسن پیردشتی دانشجوی دکتری جغرافیای سیاسی، دانشگاه تربیت مدرس

demonstration of the geomorphological factors in setting the legal regime of the caspian seaintroduction:the caspian sea is the largest water basin which enclosed by land within eurasia continent. the caspian sea is unique in many reasons: the large deposits of oil and gas, valuable fishery resources; including 90% of the world’s stock of sturgeon, important transportation routes; connecting th...

A Makhlough A. G Leroy .Suzanne F Eslami H Nasrollahzadeh Saravi,

Phytoplankton study has become more significant in the Caspian Sea due to the occurrence of ecological events such as algal blooms and the introduction of the invader species(Ctenophore, Mnemiopsis leidyi). A seasonal study was conducted to investigate the features of phytoplankton community one decade after this invasion in the Iranian coast of Caspian Sea during 2009-2010. According to the re...

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The Caspian lamprey (Caspiomyzon wagneri) is one of the most important ecological and native fish species of the Caspian Sea basin. The present study was conducted to identify the factors affecting the population decline of this species in Shiroud River as one of the important habitats of fish in the southern basin of the Caspian Sea. For this purpose, three stations were selected for sampling ...

Journal: :caspian journal of environmental sciences 2012
m. pourkazemi al. et

in the present study, mitochondrial dna polymerase chain reaction-restriction fragment length polymorphism (pcr-rflp) assay was used to assess the population structure and genetic relationships among six persian sturgeon, acipenser persicus populations from south caspian sea along the iranian coast. the complete nucleotide dehydrogenase subunit 5 (nadh 5) region of mtdna amplified by pcr was di...

The aim of this study was to assess the eutrophication and trophic status of the Caspian Sea based on different indices and also compare its status with the reference threshold values in the Iranian coastal waters of Caspian Sea (hereafter ICWCS). The water samples (three replicates) were collected along four transects (off the coast from Anzali, Tonekabon, Nowshahr and Amirabad) between spring...

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