冷れい水すい渦うず

noun

cold eddy

Oceanographic term for a rotating body of cold water that detaches from a main cold current, often bringing nutrient-rich water.

• 黒くろ潮しおから冷れい水すい渦うずが切きり離はなして南みなみに移い動どうした。

  A cold eddy detached from the Kuroshio Current and moved southward.