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The Ocean Blog

Ocean conditions change every hour of every day. Tides, currents, and winds are constantly in flux. NOAA’s real-time data helps huge ships navigate safely under bridges and around obstacles. Explore...
When you look underwater, what is making the seagrass wave in the water? The answer is ocean currents . Ocean currents are continuous movements of water in the ocean that follow set paths, kind of...
It's illegal to hunt threatened species such as the Dusky shark, but still tens of millions of sharks are taken each year for their fins—in high demand as a delicacy in China. Inside his laboratory...
This Marine National Monument protects a chain of atolls and reefs 1,931-kilometers (1,200-miles) long. The Hawaiian name for this chain is “Papahanaumokuakea,” which joins the Hawaiian words for...
The surface of the Earth is 71% water, so we should celebrate the ocean this Earth Day. This Earth Day on Sunday, April 22nd, think of what you can do on an everyday basis to help our Planet Ocean...
Staci DeSchryver, Jason Moeller, and Caitlin Fine, during their time in NOAA’s Teacher at Sea Program
On her maiden voyage the Royal Mail Ship Titanic struck an iceberg in the North Atlantic just before midnight on April 14th, 1912. Dr. Robert Ballard first discovered the ship's wreckage in 1985...
'Blue Marble' image of the Earth taken from the VIIRS instrument aboard NASA's most recently launched Earth-observing satellite - Suomi NPP . This composite image uses a number of swaths of the Earth...
In this brief video clip from NOAA, catch a glimpse of the startling beauty and diversity of life found among deep-sea corals near the Aleutian Islands in Alaska. Explore more in the multimedia...
Under white light, this shortnose greeneye fish ( Chlorophthalmus agassizi ) looks unimpressive. But, in dim blue light—the type usually seen at depth—it shows its true fluorescent colors. NOAA...
The world beneath the Arctic ice is magical, but cold. Divers have to tolerate temperatures of 30 degrees Fahrenheit (about -2° Celsius.) To stay warm they wear thermal undergarments and use special...
Ocean debris is a global problem that is slowly destroying the biological aspect of our waters. With the help of our communities we can start making the right decisions to keep our oceans clean and...
NOAA is working with students across the globe to place floating buoys throughout the ocean through their Adopt a Drifter Program . The buoys will drift with the help of ocean currents and record the...
Forensics is a key tool for enforcing the laws and treaties that protect marine animals. Investigators in a recent case used DNA analysis to track down and convict sea turtle poachers. All seven...
When most people think of iconic American landscapes, we think of places on land. Yellowstone, the Great Smoky Mountains, the Grand Canyon—these national parks are household names. But many Americans...
An autonomous underwater vehicle from the Monterey Bay Aquarium Research Institute (MBARI) being launched from the NOAA Ship Gordon Gunter in the Gulf of Mexico. More about the Gulf oil spill can be...
Tsunamis, giant waves caused by underwater earthquakes, speed across the ocean at 400 miles per hour. Early warning systems, such as NOAA’s DART systems, are key to saving lives. Today, 47 DART...
Page 1 NOAA Multimedia Discovery Missions Coral reefs are vibrant ecosystems teeming with color and life. Most grow in the warm sunlit waters of tropical seas. Beautiful and accessible, shallow water...
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