The health of the Chesapeake Bay in the US East coast improved slightly last year with underwater grasses the only area suffering a setback.

A survey of underwater canyons off the U.S. East Coast found a number of previously unknown hotspots for deep-sea corals

NOAA’s National Centers for Coastal Ocean Science and its partners publish first ever guidelines for coastal managers to control the spread of invasive lionfish.

The Navy can build a $100 million offshore range for submarine warfare training, despite claims that the range would hurt endangered whales, a federal judge ruled.

A tiger shark named Chantal has been tracked from Bahamas to Cape Cod area

A marine archaeologist is hoping to find and recover the wreck of Capt. James Cook's famous ship the Endeavour in Newport Harbor.

The U-550 is one of several World War II-era German U-boats that have been discovered off the U.S. coast, but it's the only one that sank in that area.

NOAA has found that some largely unexplored deep-sea coral reefs off the coast of North Carolina are not only larger than expected but also home to commercially valuable fish populations and many newly discovered and unusual species.

DEMA and DAN Partner to Create Public Safety Announcement Providing First Aid Instructions to Those Diving Near Lionfish, An Invasive Species Harming Ocean Life in Atlantic Waters

The new application absorbs scientific data on whales as they traverse the offshore waters and plots their general location on an easy-to-read nautical map.