Radiocarbon Dating Suggests White Sharks Can Live 70 Years And Longer
Woods Hole, Massachusetts - Jan 8, 2014 23:53 EST
Adult white sharks, also known as great whites, may live far longer than previously thought, according to a new study that used radiocarbon dating to determine age estimates for white sharks in the Northwest Atlantic Ocean.
Sharks are typically aged by...
Ocean Art Underwater Photo Contest Winners Announced
Culver City, California - Dec 19, 2013 00:40 EST
The prestigious Ocean Art Underwater Photo Competition, organized by the Underwater Photography Guide, has announced the 2013 winners. This year's Ocean Art Competition attracted a very high caliber of photos, representing entrants from over 50 countries.
Over $80,000 of prizes will...
Large Study Shows Pollution Impact On Coral Reefs -- And Offers Solution
Corvallis, Oregon - Nov 26, 2013 18:09 EST
One of the largest and longest experiments ever done to test the impact of nutrient loading on coral reefs today confirmed what scientists have long suspected – that this type of pollution from sewage, agricultural practices or other sources can...
Researchers: Stingray Movement Could Inspire The Next Generation Of Submarines
Buffalo, New York - Nov 14, 2013 18:56 EST
Stingrays swim through water with such ease that researchers from the University at Buffalo and Harvard University are studying how their movements could be used to design more agile and fuel-efficient unmanned underwater vehicles.
The vehicles could allow researchers to more...
Genetics Used To Sort Out Poorly Known -- And Hunted -- Whale Species
New York, New York - Oct 3, 2013 20:57 EST
Saving the whales often means knowing—sometimes genetically—one group of whales from another, say researchers attempting to define populations of a medium-sized and poorly understood baleen whale that is sometimes targeted by Japan's scientific whaling program. In a new study, scientists...
Research Reveals Bottom Side-Roll Feeding Techniques Of Tagged Humpback Whales
Durham, New Hampshire - Sep 26, 2013 21:07 EST
New NOAA-led research on tagged humpback whales in Stellwagen Bank National Marine Sanctuary reveals a variety of previously unknown feeding techniques along the seafloor. Rather than a single bottom feeding behavior, the whales show three distinct feeding approaches: simple side-rolls,...
Study: Urban Fish Masculinized By Hormone-Mimicking Chemicals
Davis, California - Sep 25, 2013 23:34 EST
It's a man's world for fish in a San Francisco Bay-Delta estuary.
Silverside fish collected from an urban beach in Suisun Marsh were more masculinized, but with smaller and less healthy gonads, than were neighboring silversides swimming near a cattle ranch...
Torpedo Shot From USS Iowa In 1899 Surfaces; 'Several Museums Are Interested'
Washington, D.C. - Aug 20, 2013 19:16 EST
Naval History and Heritage Command's (NHHC) Underwater Archeology Branch (UAB) dove into the history of a recently-discovered late-19th century No. 24 Howell Torpedo, Aug. 9, and they scored a direct hit.
"We started looking through SECNAV (Secretary of the Navy)...
U.S. Navy Ships Participate In Marine Mammal Studies Of Sonar Responses
Washington, D.C. - Aug 7, 2013 19:11 EST
Independent researchers working in coordination with the Navy ships USS Dewey (DDG 105) and USS Cape St. George (CG 71) conducted ground-breaking marine mammal behavioral response studies (BRSs) on the Navy's Southern California Offshore Range in July.
The studies occurred July...