Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Vardan Asatryan"'
Publikováno v:
Ecotoxicology and Environmental Safety, Vol 283, Iss , Pp 116855- (2024)
Globally, monitoring of the surface waters is largely limited to the physico-chemical analysis of water in rivers and lakes. Sediment state in the aquatic systems including sediment chemical content or the structure and diversity of benthic communiti
Externí odkaz:
https://doaj.org/article/459042bac0714f81a98fe6db93ae4089
Publikováno v:
Mountain Research and Development, Vol 44, Iss 3, Pp R1-R13 (2024)
The Caucasus region is recognized as a biodiversity hotspot. Nature conservation and nature-based tourism are promoted to preserve the region's vulnerable mountain ecosystems. Understanding the cultural value of the ecosystems and the services they p
Externí odkaz:
https://doaj.org/article/8d9d5188c0134d03baf384eda812d48d
Publikováno v:
Water, Vol 15, Iss 22, p 3993 (2023)
The endangered endemic species Sevan trout (Salmo ischchan Kessler, 1877) is under the threat of extinction and its survival is dependent on restocking by smolts. Thus, there is an urgent need to find an effective solution for restocking wild populat
Externí odkaz:
https://doaj.org/article/615574d065c64897a8afb9396a96e881
Autor:
Marine Dallakyan, Tatsiana Lipinskaya, Vardan Asatryan, Viktoriya Golovenchik, Jana Thormann, Laura von der Mark, Jonas J. Astrin
Publikováno v:
Water, Vol 15, Iss 19, p 3490 (2023)
Gammarus plays a central role in the detritus cycle and constitutes an important component in food webs. At the same time, taxonomy and morphological identification to species level is highly challenging in this genus. Thus, the freshwater gammarid d
Externí odkaz:
https://doaj.org/article/f117e5c74edf4c9ea8d1945eefe24036
Autor:
Vardan Asatryan, Lilit Stepanyan, Anahit Hovsepyan, Termine Khachikyan, Armine Mamyan, Lusine Hambaryan
Publikováno v:
Environmental monitoring and assessment. 194(10)
High-altitude freshwater lakes are experiencing ever-increasing risk of harmful algal blooms (HABs) on the face of climate change and a growing demand on agricultural production. The biggest alpine lake of the Caucasus, Lake Sevan, has "blooming" rec
Autor:
Marine Dallakyan, Vardan Asatryan, Nelli Barseghyan, Vardan Mamikonyan, Anush Arakelyan, Tigran Vardanyan
Publikováno v:
Vestnik of Astrakhan State Technical University. Series: Fishing industry. :103-110
Endemic fish species of Armenian ichthyofauna – the Sevan trout (Salmo ischchan, Kessler, 1877) is registered in the Red Book of Animals of the Republic of Armenia as critically endangered (corresponds to IUCN category: CR A2cd). Its natural reprod
Publikováno v:
Environmental Science and Pollution Research. 27:6352-6361
Endemic fish species of Armenian ichthyofauna-Sevan trout (Salmo ischchan Kessler, 1877)-is registered in the Red Book of Animals of the Republic of Armenia as "Critically Endangered" (corresponds to IUCN category: CR A2cd). Its natural reproduction
Autor:
Vardan Asatryan, Marine Dallakyan
Publikováno v:
Water Supply. 19:1238-1245
Complex studies of seasonal differences of the ecological state of Masrik River (Armenia) were realized in 2017. Water quality was assessed by BMWP, ASPT and FBI indices based on studies of qualitative and quantitative structures of benthic macro-inv
Autor:
Vardan Asatryan, Marine Dallakyan
Publikováno v:
Environmental monitoring and assessmentReferences. 193(4)
The Government of the Republic of Armenia (RA) strives to ensure the measures to achieve good ecological status for Armenian surface water bodies. However, the main goal remains unaccomplished, as the hydro-biological monitoring tools are not properl
Publikováno v:
Water Supply. 18:222-232
Sevan trout is an endemic fish species, registered in the Red Data Book of Armenian Animals as a ‘Critically Endangered’ species (IUCN category: CR A2cd) and is one of the most valuable fish of the Armenian ichthyofauna. For the purpose of preser