Auditory Fats: Study Amplifies Understanding Of Hearing In Baleen Whales
Woods Hole, Massachusetts - Apr 17, 2012 20:38 EST
For decades, scientists have known that dolphins and other toothed whales have specialized fats associated with their jaws, which efficiently convey sound waves from the ocean to their ears. But until now, the hearing systems of their toothless grazing cousins,...
Study: Manatee Hearing Good Despite Background Noise
Sarasota, Florida - Apr 12, 2012 19:31 EST
A new study on manatee hearing by Mote Marine Laboratory and collaborators shows that these marine mammals can sense a wide range of pitches despite loud background noise.
The study, published today in the peer-reviewed Journal of Experimental Biology, demonstrates...
Oceanographer Leading Effort To Enlist Commercial Ships To Collect Ocean Data
Kingston, Rhode island - Apr 5, 2012 17:57 EST
A University of Rhode Island oceanographer is leading an effort to partner with the global shipping industry to systematically collect detailed data about the world's oceans using equipment installed on commercial vessels.
H. Thomas Rossby, a professor at the Graduate School...
New iPad, iPhone App Helps Mariners Avoid Endangered Right Whales
Silver Spring, Maryland - Apr 4, 2012 18:57 EST
Mariners along the U.S. east coast can now download a new iPad and iPhone application that warns them when they enter areas of high risk of collision with critically endangered North Atlantic right whales. The free Whale Alert app provides...
Study: Ocean Temperatures On Upward Trend Over Last 100 Years
San Diego, California - Apr 1, 2012 17:16 EST
A new study contrasting ocean temperature readings of the 1870s with temperatures of the modern seas reveals an upward trend of global ocean warming spanning at least 100 years.
The research led by Scripps Institution of Oceanography at UC San Diego...
Size Matters: Large Marine Protected Areas Work For Dolphins
North Dunedin, New Zealand - Mar 27, 2012 18:50 EST
Ecologists in New Zealand have shown for the first time that Marine Protected Areas – long advocated as a way of protecting threatened marine mammals – actually work. Their study, based on 21 years' monitoring and published today in the...
Hammerhead Double Whammy: 'Look-Alike' Species May Muddy The Water For The Endangered Shark
Fort Launderdale, Florida - Mar 26, 2012 20:17 EST
Identity confusion between a new, yet unnamed shark species, originally discovered off the eastern United States by Nova Southeastern University Oceanographic Center (NSU-OC) researchers, and its look-alike cousin—the endangered scalloped hammerhead shark—may threaten the survival of both species.
According to an...
Excrete Science: Radioactive Medicine Being Tracked Through Rivers
Newark, Deleware - Mar 26, 2012 20:09 EST
A University of Delaware oceanographer has stumbled upon an unusual aid for studying local waterways: radioactive iodine. Trace amounts of the contaminant, which is used in medical treatments, are entering waterways via wastewater treatment systems and providing a new way...
Clash Of The Crayfish: Why The Americans Are Winning
Leeds, U.K. - Mar 15, 2012 20:29 EST
Aggressive American signal crayfish are threatening Yorkshire's native white-clawed crayfish populations because they have better resistance to parasites and are less fussy about what they eat.
The native crayfish suffers from two parasites; plague, which is carried by the American...
New Study Lowers Estimate Of Ancient Sea-Level Rise: 20 To 43 Feet
New York, New York - Mar 14, 2012 20:07 EST
The seas are creeping higher as the planet warms. But how high will they go? Projections for the year 2100 range from inches to several feet, or more. The sub-tropical islands of Bermuda and the Bahamas contain important sites where...
Scientists Document First Consumption Of Abundant Life Form, Archaea
Corvalis, Oregon - Mar 12, 2012 18:51 EST
A team of scientists has documented for the first time that animals can and do consume Archaea – a type of single-celled microorganism thought to be among the most abundant life forms on Earth.
Archaea that consume the greenhouse gas methane...
Research: Chumming, Ecotourism Does Not Impact Shark Behavior
Miami, Florida - Mar 9, 2012 19:31 EST
Ecotourism activities that use food to attract and concentrate wildlife for viewing have become a controversial topic in ecological studies. This debate is best exemplified by the shark dive tourism industry, a highly lucrative and booming global market. Use of...