TY JOUR TI Seasonal variations in the vertical structure of temperature and salinity fields in the shallow Baltic Sea off the Kaliningrad Region coast KW Southeastern part of the Baltic Sea KW shallow waters KW temperature KW salinity KW thermohaline structure KW seasonal variability JO Russian Journal of Earth Sciences AU Kapustina, M.V. AU Krechik, V.A. AU Gritsenko, V.A. PY 2017 IS 17 PB Geophysical Center of the Russian Academy of Sciences