نتایج جستجو برای: anzali
تعداد نتایج: 360 فیلتر نتایج به سال:
The genus Ambrosia consisting at least 40 species, with numerous intraspecific taxa (Essl et al. 2015). The first observation of Ambrosia from Iran was reported by Mozaffarian (1991). He reported distribution of A. artemisiifolia L.in Bandar-e Anzali (Gilan province, N Iran). Expanding new colonies of Ambrosia species were increasingly observed from road-sides and coastal areas of Bandar-e Anza...
environmental and strategic assessment of ecotourism potential in anzali wetland using swot analysis
swot analysis is used extensively as an assessment and planning method, particularly in tourism planning. however, there are little documentations on application of swot analysis in ecotourism. an assessment on systematic use of swot analysis was carried out in the present study to highlight the applicability of the swot technique in detailed investigations. in this study, based on field survey...
Anzali Wetland is one of the most important wetland in southern Caspian Sea where more than 45 endemic and native fish species were reported. In this study, distribution, abundance and IUCN category of fish species were investigated in Anzali Wetalnd during 2016-2017 according to research fishing and local fishermen data. The result showed that 45 fish species belong to 13 families exist in Anz...
This study was conducted to measure the accumulation of heavy metals (Co and Ni) in the edible tissues of common carp (Cyprinus carpio) and comparison with international standards of FAO and FDA. Samples were caught from the West, Centre and East part of Anzali Wetland in autumn of 2012. Accumulations of heavy metals were measured by flame atomic absorption spectrophotometer. The level of nicke...
The aim of this study was to detect the occurrence of parasites in Prussian carp, Carassius gibelio as the most important alien fish in Anzali international wetland. This undesirable fish was introduced accidentally to Iran with Chinese carp fries which imported to the country during the last decades and then acceded to Anzali wetland. Today this fish has significant stocks in Anzali wetland bu...
background: mercury (hg) is a major environmental contaminant due to its global ubiquity, tendency to bioaccumulate, and toxicity in wildlife. mercury accumulation in wetlands threatens critical breeding and foraging habitats of many fish and wildlife species. in this study, mercury concentrations were detected in different tissues of pike. methods: to achieve these purposes, 58 pikes (esox luc...
The Caspian Sea and its basin (e.g. Anzali wetland) is one of the natural habitats of wild common carp Cyprinus carpio. In this study the genetic structure of this species. In the south-west of Caspian Sea (the Anzali wetland) was investigated using PCR-RFLP analysis of D-loop region. Two hundred of mature fish were collected from 5 stations (40 individuals from each station) including Siahkesh...
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