There are approximately 1,000 marine protected areas, or MPAs, located throughout the United States. The largest protected area is located in the remote Pacific, home of two of the largest marine ...

Aerial view of Pensacola, Florida collected by NOAA aircraft on October 11, 2026. The National Geodetic Survey (NGS) is collecting aerial damage assessment images of coastal areas in the aftermath of ...

Kelvin waves are difficult to see with the naked eye as they are large in scale, slow moving and don't break onshore like typical ocean waves. In this graphic, satellite radar altimetry measurements ...

New cooperative agreements will enable U.S. IOOS regional associations to operate regional coastal observing systems throughout U.S. waters.

The horse latitudes are regions located at about 30 degrees north and south of the equator. These latitudes are characterized by calm winds and little precipitation. The horse latitudes are located at ...

The ocean is divided into three zones based on depth and light level. Although some sea creatures depend on light to live, others can do without it. ‘Photic’ is a derivative of ‘photon,’ the word for ...

The term "bathymetry" originally referred to the ocean's depth relative to sea level, although it has come to mean “submarine topography,” or the depths and shapes of underwater terrain. In the same ...

The Castillo de San Marcos National Monument in St. Augustine, Florida, stands sentinel over Matanzas Bay. The coquina structure remains sturdy after three centuries. The natural coquina outcroppings ...

Chocolate chip sea cucumber found at Johnston Atoll. Most sea cucumbers are scavengers, moving along the seafloor and feeding on tiny particles of algae or microscopic marine animals collected with ...

Learn more about the ocean and the creatures that live there with this feed. Ocean Currents is hosted by Cordell Bank National Marine Sanctuary on KWMR, community radio for West Marin in Northern ...