S.A. Myslenkov

• PhD
• Senior Researcher at Lomonosov Moscow State University

The paper presents an analysis of measurements of sea level and parameters of wind waves in Aniva Bay, performed using hydrostatic pressure sensors in June‒August 2023. Measurements were carried out at mooring stations at depths of 10 and 15 m. Hydrostatic pressure data in the analysis of wind waves were adjusted taking into account the linear theo...

A comprehensive catalogue of more than 44,800 deep-sea stations was compiled and documented in the shelf zone of Sakhalin Island, spanning from 1948 to 1994. This represents in excess of 95% of all global estimates of the amount of data in the corresponding period in this water area. Utilizing 18,500 complex hydrological stations that were meticulo...

Currently, the Russian Arctic is actively engaged in economic activity related to exploration, extraction and transportation of minerals, fishing, and shipping. Data on wind wave parameters were obtained based on the WAVEWATCH III spectral model, and on wind and sea ice concentration from the NCEP/CFSR/CFSv2 reanalysis for the period from 1979 to 2...

The storm activity in the Sea of Azov from 1982 to 2020 is analyzed. The data on the wind wave parameters have been obtained using the WAVEWATCH III model and NCEP/CFSR/CFSv2 reanalysis. The ESA SST CCI and C3S analysis was chosen as a source of data on sea ice concentration. The calculations were performed on an unstructured computational grid wit...

The study addresses the spatiotemporal variability of the wind wave frequency spectra in the Black Sea and the Sea of Azov. Using the WAVEWATCH III model, a database of the spectra for the period from 1983 to 2020 with a time step of 3 hours on an irregular high-resolution computational grid has been created. To describe the variability of the spec...

The paper describes a system for wind wave forecasting in the World Ocean, which has resulted from the development of the operational forecast technology functioning at the Hydrometcenter of Russia since 2014. The system is built on the linked “ocean-sea-coastal zone” scheme designed for making forecasts over the entire World Ocean and individual R...

Based on year 2020, the seasonal variability of wind wave frequency spectra in the Black and Azov Seas is studied. Eight points representing areas with different characteristics and wind wave regimes were selected for analysis. Frequency spectra for these points were obtained using the WAVEWATCH III model. To describe the variability of the spectra...

The analysis of number of storms in the Laptev Sea, East Siberian and Chukchi Seas according to modeling data from 1979 to 2021, taking into account the ice situation, is presented. The number of storm events is calculated based on the Peak Over Threshold method. The significant wave height of 2-5 m was taken as the threshold values. The number of...

Following a tendency of many economies to shift towards carbon neutrality, there came the necessity for certain regions to be assessed in terms of their greenhouse gas emissions from the ocean. A carbon polygon was created in Sakhalin Oblast in order to evaluate the carbon balance of this marine ecosystem in a sub-arctic region, with the possibilit...

Over the past decades, the extent of sea ice in the Arctic, including the Kara Sea, has been diminishing. This phenomenon has a direct impact on wind waves as the increased expansion of ice-free water influences wave height. Furthermore, alterations in the ice cover also lead to modifications in atmospheric circulation, necessitating a concurrent a...

The spatial and seasonal variability of the wind wave frequency spectra in the Black Sea and Sea of Azov is studied based on the example of the 2020. Frequency spectra were computed with the WAVEWATCH III model on an irregular computational grid. To describe the variability of the spectra, a classification was developed. Twenty-two classes were fou...

The study deals with the analysis of wind waves in the Arctic seas of Russia along the Northern Sea Route. Data on wind wave parameters were obtained on the basis of the WAVEWATCH III spectral model, and data on wind and sea ice concentration for the period from 1979 to 2021 – from the NCEP/CFSR/CFSv2 reanalysis. Estimates of the distribution of th...

В данной работе рассмотрена пространственная изменчивость частотных спектров ветрового волнения в Черном и Азовском морях по сезонам на примере 2020 г. Использовались расчеты модели WAVEWATCH III на нерегулярной вычислительной сетке. Для описания изменчивости спектров на основе кластерного анализа была разработана классификация из 22 классов, отлич...

One of the natural hazards associated with the marine environment in the Sea of Azov is storm surges. At present, due to the small number of natural observations on the Azov Sea level, numerical models are used to study surges. The ADCIRC model was chosen to calculate the level fluctuations. This model uses a non-structural computational grid with...

This paper presents the results of identification of surface manifestations (SM) of short-period internal waves (SIW) in Sentinel-1 A/B synthetic aperture radar (SAR) images of the Kara Gates Strait in August–September 2021. 44 SM of SIW trains were detected in 47 SAR images. Statistics of occurrence, propagation direction and spatial characteristi...

The paper presents the analysis of a number of storms and the trends for average annual and maximum annual of significant wave height based on the results of wave model WAVEWATCH III and the Peak Over Threshold method. The mean, maximum and 95th percentile SWH were analyzed for the Caspian Sea. Significant positive trends were found for the number...

Large areas of the seafloor in the Laptev Sea consist of submarine permafrost, which has experienced intense degradation over the last decades and centuries. Thermal abrasion of the submarine permafrost results in upward advection of suspended matter, which could reach the surface layer in shallow areas. This process is visually manifested through...

In recent decades, acceleration of coastal erosion has been observed at many key sites of the Arctic region. Coastal dynamics of both erosional and accretional stretches at Kharasavey, Kara Sea, was studied using multi-temporal remote sensing data covering the period from 1964 to 2022. Cross-proxy analyses of the interplay between coastal dynamics...

Changes in the recurrence of extreme wind waves in the World Ocean are connected with the global climate change. The end of the 20th and the beginning of the 21st centuries are characterized by significant climate warming, the reduction of the Arctic sea ice and changes in the recurrence of various extreme meteorological events. The main motivation...

Introduction . Conventional contact measurements of hydrographic parameters frequently fail to provide the necessary accuracy of data in the field of water area monitoring. This problem can be solved using coherent radars enabling direct measurements of surface current velocities. Aim . To establish the accuracy of surface current velocities measur...

Wind and wave conditions are limiting factors for economic activity, and it is very important to study the long-term variability of storm activity. The main motivation of this research is to assess the impact of wind variability on the storm activity in the Caspian Sea over the past 42 years. The paper presents the analysis of a number of storms ba...

The main parameters of wind waves in the World Ocean are connected with global climate change. Renewable energy technologies, intensive shipping, fishery, marine infrastructure, and many different human marine activities in the coastal zone and open sea need knowledge about the wind-wave climate. The main motivation of this research is to share var...

Wave buoy measurements were carried out near the northeastern Black Sea coast at the natural reserve Utrish in 2020–2021. In total, about 11 months of data records were collected during two stages of the experiment at 600 and 1500 m offshore and depths of 18 and 42 m. The measured waves propagate almost exclusively from the seaward directions. Gene...

Wave buoy measurements were carried out near the north-eastern Black Sea coast at the natural reserve Utrish in 2020-2021. In total, about 11 months of data records were collected during two stages of the experiment at 600 and 1500 meters offshore and depths of 18 and 42 meters. The measured waves propagate almost exclusively from the seaward direc...

This paper reports the water temperature structure and associated coastal processes in the NE part of the Black Sea. In situ temperature was measured in the water area of the Utrish Nature Reserve. The thermistor chain was moored in 2020 and included 6–10 temperature sensors with an accuracy of ±0.025 °C and time step of one minute. The seasonal va...

Wave buoy measurements were carried out near the northeastern Black Sea coast at the natural reserve Utrish in 2020-2021. Totally about 11 months of data records were collected during two stages of the experiment at 600 and 1500 meters offshore and depths of 18 and 42 meters. The measured waves propagate almost exclusively from the seaward directio...

The paper presents an analysis of wind wave parameters in the Laptev, East Siberian and Chukchi seas based on the results of numerical experiments with the WAVEWATCH III wave model for a period from 1979 to 2021. Wave modeling was carried out using an unstructured computational grid with a high resolution (up to 800 m) in the coastal zone. The NCEP...

Interannual correlation analysis of time series between number of storms and atmospheric indices for the JFM, AMJ, JAS and OND periods. Number of storms calculated in seven Russian seas: the Black, Caspian,Barents, Kara, Japan, Okhotsk and Bering seas

Purpose. The work is aimed to obtain the quality estimates of the results of modeling the wind speed and wave heights in the Kara Sea. Methods and Results. The COSMO-CLM model was used to simulate the atmospheric conditions, and the WAVEWATCH III model – to obtain the wave parameters with high resolution in the coastal zone. Eight COSMO-CLM-based...

The spectral wave models are often calibrated or validated based on bulk wave data derived from spectral information such as the significant wave height (Hs) and mean period (Tm). However, the precision in the hindcasted spectral data was not evaluated in many seas, such as the Black Sea, due to the lack of spectral wave measurements. As part of th...

The paper presents an approach to assessing potential risks for coastal areas, where the foredune acts as the first and main line of defense against storm surges. The local correction technique for satellite data via morphodynamics and hydrodynamics features, applicable for the southern part of the Baltic Sea was developed. The proposed combination...

Upwelling leads to a sharp and strong decrease in water temperature in the coastal zone of the southeastern Baltic Sea. The quality of existing hydrodynamic models cannot fully meet the requirements of accurate upwelling forecasts. This study provides insight into the applicability of the simplified Ekman upwelling criterion method for the southeas...

The article analyzes storm activity in the Kara Sea, based on the data of wind wave modeling using the WAVEWATCHIII model for the period from 1979 to 2019. Wind and ice concentration data from NCEP/CFSR/CFSv2 reanalysis were used as initial data. Calculations were performed on a non-structural computational grid, covering the Barents and Kara Seas,...

The Caspian Sea is of particular interest. Against the background of long-term sea level changes, low-lying coastal areas in the northern part are subject to constant flooding as a result of storm surges. The elongation of the sea in the meridional direction allows the development of strong waves in the middle and southern parts. A comprehensive un...

This study is dedicated to the assessment of the current influence on the wind wave height in the Black Sea based on numerical modeling. The research was carried out based on the SWAN wave model driven by NCEP/CFSv2 wind reanalysis. Current data from the Remote Sensing Department's archive of the Marine Hydrophysical Institute of RAS were used. It...

The Pan-Eurasian Experiment (PEEX) Science Plan, released in 2015, addressed a need for a holistic system understanding and outlined the most urgent research needs for the rapidly changing Arctic-boreal region. Air quality in China, together with the long-range transport of atmospheric pollutants, was also indicated as one of the most crucial topic...

The paper presents a forecast system for wind Ekman upwelling for the Black Sea coast. The system is based on the calculation of the upwelling criterion, which depends on the wind speed and wind direction and the thickness of the upper mixed layer. The archived wind forecast was extracted from the COSMO-Ru07 model. The upwelling forecast with a lea...

Arctic coastal zones are characterized by diverse severe hydrometeorological phenomena including high wind speeds, stormy waves and surges. Abundance of islands and mountain ranges, and rugged coastline in the Kara Sea contribute to the formation of mesoscale atmospheric circulations that largely determine the pattern of coastal currents. The Arcti...

This paper presents the results of wind wave forecasts for the Black Sea. Three different versions utilized were utilized: the WAVEWATCH III model with GFS 0.25 forcing on a regular grid, the WAVEWATCH III model with COSMO-RU07 forcing on a regular grid, and the SWAN model with COSMO-RU07 forcing on an unstructured grid. AltiKa satellite altimeter...

This study presents the first spatial calibration of SWAN model physical parameters based on satellite observations for the Black and Azov Seas. Currently, the wind-wave model performance is unknown in several coastal and offshore areas due to the gap in wave buoy measurements. The development and increase of altimetry satellites allow collecting a...

This study is devoted to the analysis of the storm surges and wind waves in the Caspian Sea for the period from 1979 to 2017–2020. The models used are the circulation model ADCIRC and the wave model WAVEWATCH III with wind and pressure forcing from the NCEP/CFSR reanalysis. The modeling is performed on the unstructured grid with spacing to 300–700...

Wind wave modeling (WAVEWATCH III model) is used to analyze the storm activity in the Kara Sea for the period from 1979 to 2019. The NCEP/CFSR/CFSv2 reanalysis data used as forcing. Simulations realized on the nonstructural grid with a resolution of 700 m to 10 km. The quality of wind wave simulation is assessed through a comparison with direct mea...

The Pan-Eurasian Experiment (PEEX) Science Plan, released in 2015, addressed a need for a holistic system understanding and outlined the most urgent research needs for sustainable development in the Artic-boreal region. Air quality in China and long-range transport of the atmospheric pollutants was also indicated as one of the most crucial topics o...

This paper investigates the impact of sea waves on turbulent heat fluxes in the Barents Sea. The Coupled Ocean–Atmosphere Response Experiment (COARE) algorithm, meteorological data from reanalysis and wave data from the WAVEWATCH III wave model results were used. The turbulent heat fluxes were calculated using the modified Charnock parameterization...

The recurrence of extreme wind waves in the Kara Sea strongly influences the Arctic climate change. The period 2000–2010 is characterized by significant climate warming, a reduction of the sea ice in the Arctic. The main motivation of this research to assess the impact of climate change on storm activity over the past 39 years in the Kara Sea. The...

This paper is devoted to the modeling of extreme wind wave parameters in the Gorky Reservoir. The third generation model SWAN version 41.10 is used. The parameters of wind waves calculated on a special unstructured triangulation grid with spatial resolution from 100 m near the coast and up to 700 m in the central part. The constant wind data for se...

Currents affect wind waves parameters. The issue of significance of this influence for the Black Sea has not been studied properly. The purpose of this paper is to study the scale, spatial and temporal variability of influence of sea currents on the wave height in the Black Sea. The research was carried out based on simulation using SWAN wave model...

This paper investigates the impact of sea waves on turbulent heat fluxes in the Barents Sea. The COARE algorithm, meteorological data from reanalysis and wave data from the WW3 wave model results were used. The turbulent heat fluxes were calculated using the modified Charnock parameterization for the roughness length and several parameterizations,...

This study is dedicated to the wind waves parameters distribution on the Black Sea with a focus on coastal areas. Wind waves were simulated using the SWAN model forced by the NCEP CFSR and NCEP CFSv2 reanalyses for the period 1979–2016. An unstructured computational grid with resolution varying between 15 km and 200 m was applied. Modelling results...

The article presents the results of hydrodynamic modeling of sea level fluctuations in the Caspian Sea using the ADCIRC model for the period from 1979 to 2017. Surges are simulated using an irregular triangulation computational grid with a changing cell size, that easily adapts to changes in shoreline and depth and, therefore, more accurately descr...

Recurrence of extreme wind waves in the Kara Sea strongly influences the Arctic climate change. The paper presents the analysis of wave climate and storm activity in the Kara Sea based on the results of numerical modeling. A third-generation wave model WaveWatchIII is used to reconstruct wind wave fields on an unstructured grid with a spatial resol...

This paper investigates for the first time sea waves during Novaya Zemlya bora—a downslope windstorm on the western coast of the archipelago during eastern winds—using a statistical and case-study approach. Statistical analysis of altimeter data off the western coast of Novaya Zemlya during bora shows that, despite strong wind forcing, the frequenc...

Paper presents the analysis of the thermistor chain data, installed in the South-eastern Baltic Sea on D-6 platform 22 km from the coast of the Curonian Spit at depth of 29 m. The thermistor chain consist of 9 temperature sensors ‘Starmon mini’ which installed at different horizons. Recording interval is 1 min and accuracy of sensors is ±0.025 °C....

The Lena, Kolyma, and Indigirka rivers are among the largest rivers that inflow to the Arctic Ocean. Their discharges form a freshened surface water mass over a wide area in the Laptev and East-Siberian seas and govern many local physical, geochemical, and biological processes. In this study we report coastal upwelling events that are regularly man...

This study is dedicated to the wind waves parameters distribution on the Black Sea with a special attention paid to coastal areas. Parameters of wind waves were calculated using the third-generation spectral wave model SWAN, which was forced by wind data derived from the NCEP-CFSR and NCEP-CFSv2 reanalyses for the period from 1979 till 2016. An ori...

The article gives an analysis of a unique data of the thermistor chain, which installed on the D-6 oil platform in the coastal zone of the Baltic Sea. In total 10 temperature sensors were installed at different depths with a recording interval of 1 min, the depth at the installation site was 29 m. Based on satellite data, ship measurements and ther...

In this study we estimate storm activity in the Barents Sea. The results are based on simulations with the spectral wave model WAVEWATCH III from 1979 to 2010 with unstructured grid. For each month we compute the number of storms with the range of significant wave heights from 4 to 10 m. Estimation of the interannual variability of the storm freque...

Based on the data of numerical simulations of the wind wave parameters, the wave energy resources of the Baltic Sea were estimated. Calculations of the wave parameters were performed using the SWAN spectral model and the wind data of NCEP/CFSR (CFS2) reanalysis from 1979 to 2015. The simulations were realised using a rectangular grid with a spatial...

The Arctic marine climate system is changing rapidly, which is seen in the warming of the ocean and atmosphere, decline of sea ice cover, increase in river discharge, acidification of the ocean, and changes in marine ecosystems. Socio-economic activities in the coastal and marine Arctic are simultaneously changing. This calls for the establishment...

The paper presents an analysis of the acoustic backscattering variability measured by the moored acoustic Doppler current profiler (ADCP). The ADCP operated at the test site of the Shirshov Institute of Oceanology RAS near Gelendzhik in 2011–2012. An amplitude calibration of the ADCP allows minimizing the errors connected with the changing sensor d...

This paper presents the variability of wind-driven upwelling based on results of the coastal upwelling criterion analysis for the Gelendzhik region of the Black Sea for 1979–2016 years. The calculations of the criterion are based on the wind data from reanalysis of NCEP-CFSR. The proposed method is used for the analysis of long-term upwelling varia...

This paper is devoted to the modeling of extreme wind wave parameters in the Gorky reservoir. The third generation model SWAN version 41.10 is used to solve this problem. The parameters of wind waves are calculated on a special non-structural triangulation grid having a step in space from 100 m offshore and up to 700 m in the central part. In the s...

В результате при помощи волновой модели SWAN получены оценки потенциала волновой энергии в Японском море. Вычисления проводились на неструктурной сетке, с высоким разрешением в заливе Петра Великого. В открытой части Японского моря среднегодовой поток волновой энергии составляет 2-10 кВт/м и сильно меняется в пространстве. Показано, что сезонная и...

The analysis of wave energy flux for the Kara Sea presented made by using wave model. Numerical calculations of the wind wave parameters were carried out using the wind wave spectral model WaveWatch-III and unstructured grid, the spatial resolution of which varies 15-20 km. The average wave energy flux for period 1979-2017 was presented. For two po...

Temporary and space variability of water temperature in a coastal zone of the southeast Baltic Sea near the coast of the Kaliningrad region is described. There are characteristics and dynamics of the upwelling based on satellite and thermochain measurements. The wind reanalysis data NCEP/CFS2 used for the description of upwellings dynamics.

This paper presents the variability of wind-driven upwelling based on results of the coastal upwelling criterion analysis for the Gelendzhik region of the Black Sea for 1979–2016 years. The calculations of the criterion are based on the wind data from reanalysis of NCEP-CFSR. The proposed method is used for the analysis of long-term upwelling varia...

The results of wind wave hindcast for the Caspian Sea for the period of 1979–2017 are presented. The WAVEWATCH III wave model and wind forcing from the NCEP/CFSR reanalysis are used. The modeling is performed on the unstructured grid with the spacing to 1 km in the coastal zone. Mean and extreme values of wave height, length, and period are provide...

The analysis has been carried out of the thermal structure of waters in the SouthEastern part of the Baltic Sea in the area of the Curonian-Sambian plateau. The data used are thermistor chain installed on the Ice-resistant fixed platform D-6 for Kravtsovskoye oil-field at the depth of 29 m. The measurements were carried out from August 6, 2015 to D...

The seasonal variability of wave energy potential in the Black Sea is analyzed using data of a wind wave hindcast. Wave parameters were calculated using the SWAN model and wind data from the NCEP/CFSR reanalysis data for the period between 1979 and 2010 and NCEP/CFSv2 reanalysis for the period from 2011 till 2016. The calculations were performed on...

The Arctic marine climate system is changing rapidly, seen as warming of the ocean and atmosphere, decline of sea ice cover, increase in river discharge, acidification of the ocean, and changes in marine ecosystems. Socio-economic activities in the coastal and marine Arctic are simultaneously changing. This calls for establishment of a marine Arcti...

The numerical model simulations of storm activity in the White, Baltic and Barents Seas were analyzed. From 1979 to 2015 the number of storms with different Hs threshold was calculated. High interannual variability is observed for all studied seas. The storm conditions in the Barents Sea is signifcantly more severe in comparison with the other consi...

The purpose of this study is to assess the energy potential of the Barents Sea on the basis of numerical modeling of wind waves over a long period of time (1979-2010). The study of the wave energy potential with detailed elaboration to the local level makes it possible to select the most promising water areas for the implementation of wave energy p...

Results of the work on remote monitoring of sea surface state in the Taman Bay using X-band incoherent navigation radar FURUNO 1715 in 2009–2011 are presented. The Taman Bay is characterized by a short wave fetch and typical wave heights less than 1 m, when radar spectral methods for restoring the wave height fail to work. Therefore, regarding the...

The paper presents an analysis of the acoustic backscattering variability measured by the moored acoustic Doppler current profiler (ADCP). The ADCP operated at the test site of the Shirshov Institute of Oceanology RAS near Gelendzhik in 2011–2012. An amplitude calibration of the ADCP allows minimizing the errors connected with the changing sensor d...

There are results of complex current velocity measurements presented in this paper. Experiments were held on hydrophysic Black Sea IORAS test site (near Gelendzhik city) in September-October 2015 and in April 2016. Current velocity was measured by different equipment: high frequency (HF) radar Sea Sonde (25 MHz), X-band radar (9.7 GHz), two moored...

Russian priority - the study of storm surges and wave climate in the Arctic seas due to the active development of offshore oil and gas. Researching the formation of storm surge and wave are necessary for the design and construction of facilities in the coastal zone, as well as for the safety of navigation. An inactive port ensues considerable econo...

The estimates of seasonal and interannual variability of the wave energy flow for the Kara Sea presented. Numerical calculations of the wind wave parameters were carried out using the wind wave spectral model WaveWatch-III and wind data at an altitude of 10 m from NCEP / CFSR reanalysis, which covers the period 1979-2010. The model takes into accou...

Full text of PhD work.

This work presents the description and results of drifter experiments which were held in coastal zone of the Black Sea every summer and sometimes in autumn since 2013. Surface GSM/GPS drifters were used for observation coastal currents with spatial resolution 100–200 m and temporal variability from 5-10 minutes . Some parameters of sub-mesoscale ed...

This study is focused on the alterations and typical features of the wind wave climate of the Black Sea’s coastal waters since 1979 till nowadays. Wind wave parameters were calculated by means of the 3rd-generation numerical spectral wind wave model SWAN, which is widely used on various spatial scales – both coastal waters and open seas. Data on wi...

The high-resolution wave forecast system for the coastal zones of the Black Sea was presented. Wave forecast system based on SWAN spectral wave model with using unstructured mesh, which include the Black Sea with spatial resolution 10 km, Azov Sea - 6 km and several coastal zones (Kerch strait, Tsemess bay and Sochi region) - 200-300 m. We used GFS...

Long series data of a thermistor chain in the Black Sea coastal zone near Gelendzhik were analyzed. A thermistor chain installed 1 km offshore and at a depth of 22 m. There are full and incomplete upwelling events observed. The study of upwelling genesis based on: wind speed data from the NCEP/CFSR reanalysis and Gelendzhik weather station, velocit...