Yellow Sea coastal waters of the thermocline is the strongest and weakest areas halocline.
In summer, the temperature of the south part of the area is higher than the north part. Both the main thermocline and the main halocline are thin and their depths range from 50 to 120m.
strong halocline zone in the Yangtze diluted water in the estuary area and the Yalu River, the center value of salinity was about 0.5 per meter.