First Institute of Oceanography Key Laboratory of Marine Science and Numerical Modeling of Natural Resources 266061;
Laboratory for Regional Oceanography and Numerical Modeling National Laboratory for Marine Science and Technology(Qingdao) 266237;
Shandong Key Laboratory of Marine Science and Numerical Modeling 266061;
Department of Atmospheric and Oceanic Science of Maryland Park 20742;
subthermocline eddy; southeastern tropical Indian Ocean; Indonesian Throughflow; submesoscale coherent vortex;