Delivery of Suomi National Polar-orbiting Partnership (Suomi NPP) satellite data products will cease on November 1, 2026. Data users should transition now to alternative products from NOAA-21 and NOAA-20. Suomi NPP data announcement

Ocean Circulation News

Articles, resources, and announcements from Ocean Circulation.

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Photograph of crew members recovering a buoy that broke loose in the Gulf Stream

Where Oceans Meet Atmosphere

Satellite data help sea-going oceanographers pursue an elusive ocean layer.

Feature Article

Dec. 28, 2020

This image of Turkey offers a comparison of the color of the Black Sea (top of the image), which shows a phytoplankton bloom, and the Mediterranean Sea (bottom of the image)

Spin Cycle

So much depends on the ocean's deep churn.

Feature Article

Dec. 28, 2020

In Naruto, Japan, a boundary between different water masses appears as a sliver of still water beyond turbulent waters.

Salt of the Sea

Researchers study the recipe for salt, currents, and climate.

Feature Article

Dec. 28, 2020

In this image from the NASA Aqua satellite, a swirling phytoplankton bloom becomes visible from space when warm waters from the Kuroshio Current collide with the frigid waters of the Oyashio Current off the eastern coast of Japan.

Probing the Black Current

Satellites and ocean bottom instruments tell similar stories.

Feature Article

Dec. 28, 2020

Long-spined sea urchins nest on a depleted kelp bed off the coast of eastern Tasmania.

Pedestrians of Eddy Avenue

Rotating blobs of ocean water may be key to sustaining fisheries.

Feature Article

Dec. 28, 2020

Scientist Hans Røy opens a core sample drilled from the Pacific Ocean seafloor.

Microbes in the Murk

Ancient life survives in suspension under the sea.

Feature Article

Dec. 28, 2020

Photograph of a school of chub at the Kure Atoll State Wildlife Refuge

An Ocean full of Deserts

Scientists and satellites watch as the least productive areas of the oceans expand.

Feature Article

Dec. 27, 2020

Dr. John Wilkin

Who uses NASA Earth science data? Dr. John Wilkin, to study coastal ocean circulation, marine ecosystem processes, and the occasional rock lobster.

Data User Story

Dec. 22, 2020

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