According to the distribution of temperature, salinity, geostrophic and residual currents the cyclonic eddy is identified to exist toy recent observations in the area off the southwest coast of Cheju Island.

• 本文简述了近几年来在东海北部的气旋型涡旋区所进行的调查结果。 根据调查所得之温度场、质量场及实测流场的分布趋势指出:每次调查期间济州岛西南海区的气旋型涡旋运动是存在的。