TY JOUR TI The Gulf Stream Structure and Meandering Based on the CTD and SADCP Measurements in 1989–1990 and 2014–2015 KW Gulf Stream KW meanders KW rings KW cores KW CTD-survey KW Gulf Stream delta KW transport KW SADCP KW vertical and horizontal velocity shears JO Russian Journal of Earth Sciences AU Demidova, T.A. AU Morozov, E.G. AU Filyushkin, B.N. PY 2024 IS 24 PB Geophysical Center of the Russian Academy of Sciences