Assesment of Ecological State and Dynamics of Waters of the East Kamchatka Current Area and Other Locations of the Far Eastern Seas in the Cruise No. 68 of R/v “Akademik Oparin”

During the cruise No. 68 of the R/V “Akademik Oparin”, which was carried out from August 8 to September 18, 2023, research was continued in the area to the east of Kamchatka Peninsula to study the possible factors that caused the mass mortality of marine organisms in the Fall of 2020, study the structure of East Kamchatka Current, features of mesoscale eddies formed here, hydrochemical features of the Kamchatka Bay, as well as a research of gas-geochemical processes and assessment of environmental conditions in the area of oil and gas exploration on the shelf of Sakhalin Island, assessment of radionuclide content in the area of the cruise, marine optics research and hydro acoustic experiments.