Key Laboratory of Submarine Geosciences;
State Oceanic Administration;
Hangzhou 310012;
China;
Second Institute of Oceanography;
Ministry of Natural Resources;
Hangzhou 310012;
China;
Key Laboratory of Physical Oceanography;
Ocean University of China;
Qingdao 266100;
China;
organic; carbon; grain; size; sea; level; current; system; South; China; Sea; East; Asian; monsoon;