Water Blooms
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One of NASA’s newest Earth-observing sensors extends and improves the continuous measurement of light-harvesting pigments in ocean surface waters.

An explosion in the numbers of cyanobacteria transformed the Baltic Sea into a swirling canvas of green in summer 2025.

A type of phytoplankton called coccolithophores, less common in waters off New England since around 2010, made an impressive appearance…

Phytoplankton imparted brilliant blues and greens to North Sea waters near the Scottish archipelago in June 2025.

Researchers used NASA satellite data to detect swarms of red-tinged copepods, a key food source for the endangered marine mammals,…

The colorful North Atlantic waters visible around the archipelago in April 2025 are likely due to a mix of phytoplankton…

In the Gulf of Oman, eddies drew seasonal phytoplankton blooms into mesmerizing whirls.Â

As winter turned to spring, ice cover on the lake diminished to reveal colorful billows of sediment and phytoplankton.

Microscopic floating organisms proliferated to turn surface waters bright green and milky blue around the Falkland Islands.


