Vol. 65, No. 1, 2025

Oceanology

MARINE PHYSICS

Decadal Oscillations of the Mean Temperature of the Northern Hemisphere during Modern Global Warming

N. V. Vakulenko, I. V. Serykh, and D. M. Sonechkin p. 1 abstract

Trends of Changes in Salinity in the Indian Ocean and Adjacent Areas of the Southern Ocean in 2005–2023 in Conditions of Strengthening the Hydrological Cycle

I. D. Rostov, and E. V. Dmitrieva p. 18 abstract

Calculation of Hue Angle and Inherent Optical Properties of Black Sea and Sea of Azov Water Based on Satellite Color Scanners Data

E. N. Korchemkina, and E. V. Mankovskaya p. 30 abstract

Major Tsunamis in the Sea of Japan Based on Instrumental Observations

E. S. Tsukanova, A. B. Rabinovich, I. P. Medvedev, and A. Yu. Medvedeva p. 39 abstract

MARINE CHEMISTRY

Origin of the Freshwater Component in Estuaries of the Ob and Yenisey Rivers and Adjacent Waters of the Kara Sea Based on Isotopic (δD, δ¹⁸O) Data

S. A. Kossova, and Ye. O. Dubinina p. 56 abstract

Origin of Hydrocarbons in Holocene Sediments of the Norwegian–Greenland Basin and Barents Sea

I. A. Nemirovskaya, and A. V. Medvedeva p. 67 abstract

MARINE BIOLOGY

Role of Microorganisms and Viruses in the Vertical Flux in the East Siberian and Laptev Seas

A. I. Kopylov, E. A. Zabotkina, A. V. Romanenko, A. F. Sazhin, and M. V. Flint p. 80 abstract

Spatial and Seasonal Variability of the Vertical Distribution of Chlorophyll a Concentration in the Southern Ocean from Bio-Argo Data

E. A. Kubryakova, Y. I. Bakueva, and A. A. Kubryakov p. 90 abstract

State of Benthic Communities in the Bays of the Novaya Zemlya Archipelago (Kara Sea) in 2020

A. A. Udalov, A. B. Basin, S. A. Shchuka, and M. V. Chikina p. 104 abstract

Long-Term Changes in Species Composition and Abundance of Commercial Fish Species in Ichthyoplankton in Eastern Peter the Great Bay, Sea of Japan

V. A. Shelekhov, I. V. Epur, S. F. Solomatov, and A. A. Balanov p. 113 abstract

Social Organization of Beluga Whales Delphinapterus leucas Summering off the Solovetsky Islands (White Sea, Russia) Based on Photo-Identification Data: Identifying Social Clusters

E. M. Panova, V. V. Krasnova, and A. D. Chernetsky p. 129 abstract

MARINE GEOLOGY

Shallow-Water Contourite Drift Formation in the Kara Sea

S. V. Slomnyuk, B. V. Baranov, E. A. Novichkova, N. V. Kozina, K. M. Smirnova, K. S. Iakimova, A. G. Matul, E. A. Moroz, and M. D. Kravchishina p. 139 abstract

Estimating Changes in the Volume of a Sandy Beach during a Storm

I. O. Leont’yev p. 150 abstract

RESEARCH METHODS AND INSTRUMENTS

Moored Meteorological Buoy as Part of National Green-House Monitoring System in the Barents Sea

V. D. Sharmar, V. P. Tereschenkov, A. V. Gavrikov, A. V. Sinitsyn, M. D. Kravchishina, A. A. Klyuvitkin, A. N. Novigatsky, N. D. Tilinina, S. V. Pisarev, and S. K. Gulev p. 161 abstract

INFORMATION

Studies of Pelagic Ichthyofauna in the Central Eastern Atlantic (67th Cruise of the R/V Akademik Ioffe)

A. M. Orlov, S. G. Kobyliansky, and D. V. Bolshakov p. 167 abstract

Investigations of the Sediment Waves and Sea Mounts in the Eastern Atlantic (Cruise 66 of the RV Akademik Ioffe)

E. V. Ivanova, D. G. Borisov, N. N. Dmitrevskiy, A. N. Ivanenko, O. I. Kirillova, O. V. Levchenko, E. S. Chudinovskikh, and N. A. Shulga p. 170 abstract

Assessment of the Radioecological State of the Far Eastern Seas of Russia in Connection with Polluted Water Discharge from the Fukushima-1 NPP (Cruise 71 of the R/V Akademik Oparin)

V. B. Lobanov, V. A. Goryachev, A. F. Sergeev, N. B. Lukyanova, I. F. Alekseev, S. G. Sagalaev, S. P. Zakharkov, N. A. Bezhin, T. A. Gulenko, V. V. Kalinchuk, A. S. Komolov, A. E. Leusov, E. A. Tokar, A. O. Kholmogorov, V. V. Balabon, A. S. Kuznetsova, S. P. Kukla, P. G. Kushnir, M. A. Lebedeva, A. A. Legkodimov, A. A. Mazur, D. S. Makseev, I. A. Prushkovskaya, V. V. Razzhivin, D. A. Skotorenko, E. N. Sokolova, A. M. Startsev, L. N. Sysorov, I. A. Khomenko, and E. I. Yaroshchuk p. 173 abstract