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Article
Open AccessErratum to: First Data on Vertical Particle Fluxes and Environmental Conditions in the Northern Segment of the Mohns Ridge, Norwegian Sea
An Erratum to this paper has been published: https://doi.org/10.1134/S1028334X23060132
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Article
Open AccessFirst Data on Vertical Particle Fluxes and Environmental Conditions in the Northern Segment of the Mohns Ridge, Norwegian Sea
Continuous two-year studies of particle fluxes and associated environmental parameters in the axial zone of the Arctic segment of the Mid-Atlantic Ridge at the junction of the Mohns and Knipovich ridges (Norwe...
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Article
Sources of Material for Surface Bottom Sediments in Some Regions of the Nordic Seas (Based on Geochemical Data)
The mineral, bulk chemical composition (main rock-forming oxides), and systematics of rare-earth elements, Sc, Cr, Zr, and Th in surface bottom sediments taken in several cruises of the R/V Akademik Mstislav Keld...
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Cruise 89 (First Leg) of the R/V Akademik Mstislav Keldysh: Climate Experiment in Interaction with the Tu-134 Optik Flying Laboratory
A unique climate experiment was carried out to study the composition of air and characteristics of the underlying surface in the Russian sector of the Arctic and Siberia. Synchronized research on board the R/V Ak...
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Chapter and Conference Paper
Features of the Distribution of Dispersed Sedimentary Matter Composition in the Nordic Seas
Two geodynamic sedimentary settings were studied in the sedimentary system of the Norwegian Sea – in the Lofoten Basin and in the zone of the junction of the Mohns and Knipovich ridges. Dispersed sediment samp...
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Article
Systematics of REE, Sc, Cr, Zr, and Th in Surface Bottom Sediments of the Nordic Seas
The systematics of REE, Sc, Cr, Zr, and Th in silty-pelitic and pelitic surface bottom sediments sampled during cruises 71, 75, 77, and 80 of the R/V Akademik Mstislav Keldysh in the Nordic Seas is considered. It...
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Article
Size Structure of Primary Producers in the Marginal Ice Zone of the European Arctic in Summer
Primary production (PP) and the chlorophyll-a concentration (chl-a) in the European Arctic in the summer of 2020–2021, where continued climatic warming and increased “Atlantification” accelerate the sea ice lo...
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Article
Hydrothermal Genesis of Fe–Mn Crust in the Southernmost Segment of the Mohns Ridge, Norwegian Sea: REE Geochemistry and Sr and Nd Isotopic Composition
Mineralogical, geochemical, and isotopic studies of the Fe–Mn crust collected in the Jan Mayen vent field area have been carried out for the first time. The crust (about 3 cm thick) has a distinct microstratif...
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Article
Mineral and Chemical Composition of Surface Bottom Sediments in Some Regions of the Nordic Seas
The mineral and bulk chemical (basic rock-forming oxides) composition of more than 20 samples of surface bottom sediments taken on a number of cruises of R/V Akademik Mstislav Keldysh in the Nordic Seas (the Mona...
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Article
Alien Diatom Species of the Autumn Phytoplankton in the Caspian Sea: Their Role in the Formation of the Total Biomass and the Distribution along the Salinity Gradient
The phytoplankton structure of ecologically diverse areas of the sea and the role of marine alien species in a formation of the quantitative indices of a community were studied in the autumn periods of 2008, 2...
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Article
Systems Research of Sedimentation in the European Arctic during the 84th Cruise of the Research Vessel Akademik Mstislav Keldysh
Research regarding the conditions and processes of paleo- and modern sedimentation with an assessment of particles and pollution fluxes, with determination of the rates of biogeochemical processes and regional...
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Article
Map** of Climate Change in the Bottom Waters of the Subarctic Atlantic during in situ Observations
The results of continuous year-long in situ observations of the circulation of currents and temperatures in the bottom Arctic regions of the energy-active zone of the Iceland Basin are presented. Data were obt...
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Article
Pelagic Ecosystem of the Nansen Basin under the Influence of Variable Atlantic Water Inflow: The Mechanism Forming Diatom Bloom in the Marginal Ice Zone
Unique data were obtained on the abnormally high level of phytoplankton biomass (30 g m–3) in the marginal ice zone of the deep-water High Arctic (the Nansen Basin, 83° N) during observations onboard a ship in th...
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Article
Particle Fluxes in Hydrothermal Vent Fields of the Southern Part of the Mohns Ridge
The first results of studies of vertical particle fluxes in a hydrothermal sedimentary system of a subpolar area of the Mid-Atlantic Ridge under the influence of hydrodynamic factors that affect the distributi...
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Article
Studies of the European Arctic on Cruise 80 of the R/V Akademik Mstislav Keldysh
The multidisciplinary expedition “European Arctic-2020” on board the R/V Akademik Mstislav Keldysh took place from July 31 to August 26, 2020. The investigations were carried out in the Norwegian Sea on the Mohns...
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Article
Dispersed Sedimentary Matter in the Marine Cryosystem: Snow–Drifting Ice–Icewater of the Arctic and Antarctic
A comparative description of sedimentary matter in the snow–ice cover of the Circumpolar Arctic and fast ice of the Antarctic is given. The main distribution patterns of dispersed sedimentary matter in the mar...
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Article
In situ Measurements of the Characteristics of Suspended Particles in the Barents Sea by the LISST-Deep Laser Diffractometer
The key indicators of marine sediment genesis are the particle size distribution (PSD) and volume concentration of suspended particulate matter (SPM). However, their study is not widespread in ship oceanology ...
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Article
Fluxes of Sedimentary Material in the Lofoten Basin of the Norwegian Sea: Seasonal Dynamics and the Role of Zooplankton
We studied sedimentation processes in the Lofoten Basin of the Norwegian Sea based on data of the Automatic Deep-Sea Sedimentation Observatory (ADSO) deployed for a year (August 2017–July 2018). The article pr...
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Article
Studies of Sediment Systems of the European Arctic during Cruise 75 of the R/V Akademik Mstislav Keldysh
Abstract—The paper presents the results of systemic oceanological studies of the European part of the Arctic during cruise 75 of the R/V Akademik Mstislav Keldysh. The expedition covered the waters of the Norwegi...
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Article
Sedimentogenesis in the White Sea: Vertical Fluxes of Suspended Particulate Matter and Absolute Masses of Bottom Sediments
A new approach has been applied to studying marine sedimentation using dispersed sedimentary material in sediment traps compared to the surface layer of bottom sediments. Based on long-term studies of a small ...
