Key Laboratory of Ocean Circulation and Waves;
Institute of Oceanology;
Chinese Academy of Sciences and Qingdao National Laboratory for Marine Science and Technology;
Qingdao 266071;
China;
Center for Ocean and Climate Research;
First Institute of Oceanography;
State Oceanic Administration;
Qingdao 266061;
China;
Laboratory for Regional Oceanography and Numerical Modeling;
Qingdao National Laboratory for Marine Science and Technology;
Qingdao 266071;
China;