Tag: "fishing" at biology news
Hawaiian Whales Show 'No Overt Response' To Sounds Of ATOC Simulation
... -- from kayaks and larger recreational craft to fishing
boats, tugs and barges, and U.S. Army landing ships -- produces loud sounds. "We're getting very site-specific information on ambient noise and human-generated noise in the Hawaiian environment," Frankel said. Back in Ithaca, N.Y., scientists at ...
Sea Turtles Have Favorite Oceanic Routes
...g the turtles' survival. International commercial fishing
fleets venture well into the turtles' corridor. It is important to consider not only this species' nesting places and feeding grounds, but perhaps the interconnecting corridors as well. "People might say, 'Oh, at least they have the whole ocean to l...
Duke University Students Devise Devices For The Disabled
...lie's stick the Duke studentsalso cobbled out of a fishing
net they bought at a WalMart. The stick wassmaller than the adult model he used before, and it also had an easier-to-graspround handle. Daniel was delighted -- and remains so -- reported his mom, Janeen. "Theslider changed things for him by allowing...
Beset By Human Competition, Penguins Must Take Marathon Food Trips To Avoid Starvation, A Researcher Finds
...he penguin's very existence is being threatened by fishing
fleets and oil tankers. Starvation is a major caus...on of marine management zones in which commercial fishing
and oil transportation are regulated. Although some nesting areas along the Argentine coast are pro...
Subtle Biotic Changes Have Big Environmental Impact
...l oceans to unprecedented levels, and industrial fishing
is causing massive changes in marine food webs. So the global experiment is underway," said Carpenter. Carbon, an essential nutrient in lakes, typically flows from the land in the formof dead leaves and other organic matter that accumulates and d...
New Mathematical Model Could Help Predict Health Of Offshore Areas Where Rivers Enter The Sea
...kes place. However, in studies of the Georges Bank fishing
area offthe northeastcoast of the U.S., Chen and his collaborator Peter Franks of the ScrippsInstitute ofOceanography found that tidal currents can take this bloom down as deep as 80meters, aphysical change that has a profound effect on production of...
Wake Forest University Study Takes Students In Flight With The Albatross
...e protected from declines attributed to longline fishing
fleets plying Pacific waters for tuna and other fish. Anyone can participate in the study by typing "subscribe albatross" in the body of an e-mail message to email@example.com. Or they can click on "Join the Project" at The Albatross Project's...
'Rolling Circles' Provide New Way to Amplify and Detect DNA
...in eventhe tiniest of organisms. Like a molecular fishing
reel, this tiny ring of DNA unfurls a long strand of daughter DNA that repeats a single sequence hundreds of times. Using molecular scissors known as restriction endonucleases -- which always cut DNA strands at precisely thesame array of neighboring...
Scientists Work To Restore Native Fish And Habitat To Great Lakes
... led to unstable fish communities, a loss of sport fishing
opportunities and serious economic impacts," said ...redictable fish communities. Ultimately, improved fishing
opportunities throughout the Great Lakes are expected to result. As part of the Great Lakes Initiati...
$2 Million Dollar Grant Funds Salton Sea Web Site
...North America. It also supportsa $1 billion-a-year fishing
and agricultural industry. The past two years have provided dramatic evidence of a lake in trouble: massivedie-offs of millions of diseased fish and hundreds of thousands of birds. Humanhealth warnings have been issued on several occasions as a resu...
Concerns For Australian Sea Lion
...s, direct human harassment or by interacting with fishing
gear. Another possibility, says Dr Shaughnessy, is that sea lions may be facing stronger competition for food from their cousin, the New Zealand fur seal, whose numbers are increasing on Kangaroo Island at an annual rate of around 10%. "The ...
Increasing Frequency Of El Nino Takes Toll On Northern Hemisphere's Only
...rsma says, and alarger number of people engaged in fishing
make it more likely for penguins toget caught in the nets. Evidence suggests that El Nino Southern Oscillation, or ENSO, events causechanges in the ocean that deprive the penguins of the schools of small fish,mostly mullet, on which they feed. Typic...
Pollution, Food Stress Take Toll On Bald Eagles
...ers -- some nesting pairs get stuckwith the poorer fishing
areas. Exactly how contaminants are getting into the Crofton eagle chicks isnot known, says Gill, although fish seem the obvious source. More research isplanned for this summer. In the meantime, the good news is that contaminantlevels from th...
As A 'Carbon Sponge,' Iron-Poor Coastal Waters Can't Always Do The Job,
...Top predators-like whales and people on commercial fishing
boats--are a commonsight in the iron-rich waters along California, such as Monterey Bay," Hutchinssays. "You see very few in the iron-poor waters near Big Sur, though. That'sbecause iron-starved phytoplankton populations can't photosynthesizeefficien...
Destructive Algae Overtaking Mediterranean Waters
...iterranean, primarily from fragments dispersed by fishing
nets and anchors, reports Science News. "Over the eight years that we have observed this Caulerpa in the Mediterranean, we have never seen evidence of sexual reproduction," says Meinesz. The only reproductive cells it releases are male, fosterin...
Native Fish Found In U.S. Lake Ontario For First Time In 50 Years
...ake Ontario since 1942. Likewise, exploratory fishing
in the U.S. waters of southern Lake Ontario during 1964 and 1972 failed to capture any specimens. In the Canadian portion of Lake Ontario, the fish is extremely rare -- only six deepwater sculpin have been reported in Canadian waters s...
"Scifish" Technology To Protect Alaska's Fisheries And Promote Sustainable Use
... Some evidence suggests that the world's current fishing
fleets couldeasily over-fish the ocean. This coul...regulationsworldwide have put restraints on common fishing
practices. According to NSF program manager Sara Nerlove, one of the greatstrengths of the ...
Harbor Branch Oceanographic Trains Displaced Fishermen And Women In New Careers As Aquafarmers
...due to Florida's constitutional ban on inshore net fishing
enactedin July 1995. The community-based retraining programs, developed and directed by Harbor BranchOceanographic Institution's Aquaculture Division, were federally funded by theDepartment of Labor Job Training Partnership Act. During the 12-month ...
Weevils Wipe Out Killer Weeds In Papua New Guinea
...r Sepik who could only reach gardens, markets and fishing
by using the waterways. These infestations also resulted in the deaths of several people who were unable to reach essential services in time for life-saving treatments. The government of PNG realised that it was neither desirable or practica...
Bug Expert's Latest Books Feature Simple Language, Vivid Photos
CHAMPAIGN, Ill. -- Retirement isn't about fishing
for Gilbert Waldbauer. Suchrelaxation bugs him. So he has writtentwo more books -- on bugs. Both use everyday language and are aimed at theentomologically curious. Both are expectedto make a buzz. "The Handy Bug Answer Book," released in June by Vis...
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