These images indicate estimated sea-surface temperature and fishing areas around Japan. Red represents high temperatures, and blue represents low temperatures. Red marks in the sea area are saury fisheries, and blue marks are bonito fisheries. This information is useful to find fishing areas and fish pass, which vary by sea-surface temperature, and to prevent over-fishing.
©JAXA/JAFIC 2003/9/3-5 Aqua(AMSR-E)