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The Chatham Islands and Phytoplankton Bloom : Geographical and Ecological Significance

Current Affairs 19-Jan-2026

Recently, during the Southern Hemisphere summer (January 2026), an unusual phytoplankton bloom was observed in the ocean around the Chatham Islands. The bloom was so extensive that it was clearly visible from space through the VIIRS sensor of the NOAA-20 satellite. Swirling green and blue patterns appeared on the sea surface, indicating intense biological activity.