Vol. 61, No. 3, 2021

Oceanology

Marine Physics

Linear Trends in Sea Ice Drift Fields in the Arctic Ocean

M. A. Lipatov, V. A. Volkov and R. I. May p. 297 abstract

Monitoring the Sea Surface State in the North Atlantic Based on Ship Navigation Facilities

D. V. Ivonin, A. V. Gavrikov, V. D. Sharmar, L. I. Salavatova, N. D. Tilinina and S. K. Gulev p. 305 abstract

On the Stability of the Lofoten Vortex in the Norwegian Sea

E. K. Santeva, I. L. Bashmachnikov and M. A. Sokolovskiy p. 308 abstract

Evolution of the Thermohaline Stratification in the Northwestern Sea of Japan: Mesoscale Variability and Intra-annual Fluctuations

O. O. Trusenkova, A. G. Ostrovskii, A. Y. Lazaryuk and V. B. Lobanov p. 319 abstract

Study of Water Exchange in the Kerch Strait Based on Historical Data and Contact Measurements in 2019

I. B. Zavialov, A. A. Osadchiev, P. O. Zavialov, V. V. Krementskiy and I. V. Goncharenko p. 329 abstract

Marine Chemistry

Effect of River Runoff on the Hydrochemical Characteristics of Water in Udskaya Bay and Nikolaya Bay (the Sea of Okhotsk) in Summer

P. Yu. Semkin, P. Ya. Tishchenko, G. Yu. Pavlova, S. G. Sagalaev, P. P. Tishchenko, N. D. Khodorenko, E. M. Shkirnikova and M. G. Shvetsova p. 338 abstract

Hydrogen Sulfide Contamination of Coastal Lakes at Different Stages of Isolation from the White Sea

G. N. Losyuk, N. M. Kokryatskaya and E. D. Krasnova p. 351 abstract

Marine Biology

Lateral Phytoplankton Fluxes in the Bays of the Karelian Coast in Autumn 2018

M. V. Mityaev, M. V. Gerasimova and E. I. Druzhkova p. 362 abstract

Benthic Foraminifers of the Laptev Sea and Their Relationship with Hydrographic Conditions of the Sea

T. A. Khusid, N. V. Libina and M. M. Domanov p. 371 abstract

Site Selection for Marine Aquaculture Using Hydrodynamic Simulation

S. V. Katrasov, A. N. Bugaets, V. V. Zharikov, K. S. Ganzei, L. V. Gonchukov, O. V. Sokolov, A. M. Lebedev, N. F. Pshenichnikova and S. M. Krasnopeev p. 380 abstract

Marine Geology

Platinum Group Elements in Ferromanganese Crusts of the Atlantic Ocean: Forms and Sources of Matter

E. D. Berezhnaya, A. V. Dubinin and E. V. Mikhailik p. 390 abstract

A New Look at the Nature of the Cyprus Arc and Sinai Plate Based on the Wide-Angle Seismic Data of the USSR Academy of Sciences

D. A. Ilinskiy, O. Yu. Ganzha and K. A. Roginskiy p. 404 abstract

Instruments and Methods

Integration of Synced Side-Scan Sonar and Video Data for Seafloor Investigations

I. M. Anisimov and S. N. Tronza p. 423 abstract

Diving Methods of Oceanologic Research

B. O. Yakhontov p. 433 abstract

Information

Comprehensive Research in the Western Arctic Seas on Cruise 49 of the R/V Akademik Nikolay Strakhov in 2020

S. L. Nikiforov, N. O. Sorohtin, R. A. Ananiev, N. N. Dmirevskiy and E. A. Moroz p. 439 abstract