Zobrazeno 1 - 10
of 12
pro vyhledávání: '"N. A. Kashulin"'
Publikováno v:
Biology Bulletin Reviews. 12:S66-S77
Publikováno v:
Herald of Kola Science Centre of the RAS. 13:30-36
Collecting fish morphology data in the field is usually difficult and time consuming. The method of digital photography with further computer processing is currently widely used in biology and facilitates the acquisition of morphological data of fish
Autor:
Vladimir Dauvalter, N. A. Kashulin
Publikováno v:
Geochemistry International. 56:842-856
The ecological state of the Inari Lake–Pasvik River system, the largest in northern Fennoscandia (in the near-border territories of Russia, Norway, and Finland) was assessed based on studying concentrations of heavy metals (HM) in the bottom sedime
Autor:
V. A. Dauvalter, N. A. Kashulin
Publikováno v:
Vestnik MGTU, Vol 21, Iss 1, Pp 128-138 (2018)
The background contents of the elements in the sediments of the largest lake of the Murmansk region – Imandra – have been investigated. The background concentrations values of the elements have been determined in the deepest parts of the collecte
Publikováno v:
Vestnik MGTU, Vol 20, Iss 1/2, Pp 197-204 (2017)
The object of study is Imandra Lake – the largest reservoir of the Murmansk region. The lake is being influenced by the long-term and multi-factorial activities of mining and ore processing industries, air pollution and energetics. Moreover, the dr
Publikováno v:
Inland Water Biology. 8:75-86
This study investigated changes in the structure of catches and growth rate of whitefish in the background regions of Lake Imandra (Babinskaya Imandra) in different periods of the lake’s transformation (1996–1997 and 2011). A reduction in the num
Autor:
N. A. Kashulin, Vladimir Dauvalter, Per-Arne Amundsen, Alexander N. Kashulin, Sergey S. Sandimirov, Petr Terentyev
Publikováno v:
Inland Water Biology. 4:383-392
The spatial regularities of the accumulation of heavy metals in two ecological morphs of whitefish of the Pasvik River (northern Fennoscandia) under long-term pollution have been investigated. It was revealed that the accumulation of priority polluta
Publikováno v:
Geochemistry International. 48:1148-1153
Water bodies are collectors of all types of contami� nation. Bottom deposits (BD) in water bodies provide a record of fluxes of chemical elements in the bio� sphere during the historic period [1, 2] and are a source of important information on pa
Autor:
N. A. Kashulin, V. A. Dauval'ter
Publikováno v:
Water Resources. 37:497-512
Lake Umbozero (the second largest in the area and the deepest in Murmansk province) was studied with the aim to establish the biogeochemical features of the distribution of chalcophile elements (Hg, Cd, Pb, As) in water, bottom sediments, and whitefi
Publikováno v:
Journal of Ichthyology. 47:94-99
The response of hydroxylase activity of cytochrome P-450 from the microsomes of fish liver depends on fish species and on the kind of pollution. Differences in activity of the enzyme in whitefish Coregonus lavaretus and Pike Esox lucius depend on dif