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

Several thousand marine scientists are busy at work in the United States dealing with a diversity of important issues — from climate change, declining fisheries, and eroding coastlines, to the ...

Scientists have suspected for a while that Greenland sharks lived extremely long lives, but they didn’t have a way to determine how long. The age of other shark species can be estimated by counting ...

The CHALLENGER at St. Paul’s Rocks. In The Voyage of the CHALLENGER - The Atlantic Vol I, by Sir C. Wyville Thomson, 1878. Archival Photography by Steve Nicklas, NOS, NGS. Courtesy NOAA “The Gallant ...

Cigarette butts continue to rank among the most common types of marine debris found. The Ocean Conservancy’s 2018 International Coastal Cleanup Report stated that 2,412,151 cigarette butts were ...

NOAA's High Seas Forecasts are marine weather forecasts prepared for mariners and transmitted around the world in real- and near-real-time. Note: the above map i Seafaring can be very dangerous for ...

Many species of fish and marine mammals inhabit kelp forests for protection and food. In kelp forests, the most commonly found invertebrates are bristle worms, scud, prawn, snails, and brittle stars.

Understanding trends in sea level, as well as the relationship between global and local sea level, provides critical information about the impacts of the Earth's climate on our ocean and atmosphere.

Using the Global Positioning System (GPS), every point on Earth can be given its own unique address—its latitude, longitude, and height. The U.S. Department of Defense developed GPS satellites as a ...

Scientists are testing how fast soil is building up in this marsh on Maryland's Eastern Shore. Recording this data over time in a variety of marshes around Chesapeake Bay may yield new insights about ...

Carybdea branchi, pictured here, is a relative of the Australian box jellyfish (Chironex fleckeri), which is considered the most venomous marine animal. (Image courtesy of Brent Viljoen) They may not ...

Satellite photograph of the Great Barrier Reef situated off the northeastern coast of Australia. Stretching for 1,429 miles over an area of approximately 133,000 square miles , the Great Barrier Reef ...