單元大綱

  • Data from the satellite Global Change Observation Mission - Climate “SHIKISAI” of JAXA can be used to determine temporal changes in the distribution of chlorophyll, an indicator of the amount of phytoplankton on the ocean surface.

    As a result, it appears that seawater with high phytoplankton content is flowing from around the Northern Territories to the east Hokkaido coast. This suggests that the red tide has moved with the flow of the cold current Oyashio Current.

    9月4日のクロロフィル画像September 4, 2021

    9月16日September 16, 2021

    10月9日October 9, 2021