Tag: "nets" at biology news
Acoustics meeting in San Diego
... researchers have designed acoustically reflective nets
that marine mammals can potentially detect with th...ced nets, and that increasing the stiffness of the nets
may also be effective in making them detectable. (4pAB14) In separate work, a team of researchers a...
Solutions to stop fishermen returning dead and dying marine animals back into sea - study
...o the North Sea after they are caught in trawlers' nets
every year, and they are usually dead by the time ...are likely to gather, and for gear such as fishing nets
to be adapted so that they may be more selective. Under the proposals, those who comply with the ru...
How running made us human
...ators long before the development of bows, arrows, nets
and spear-throwers reduced the need to run long distances. Another possibility is that early humans and their immediate ancestors ran to scavenge carcasses of dead animals maybe so they could beat hyenas or other scavengers to dinner, or maybe to ...
Europe's fishermen should have marine 'stewardship' role, says study
...he use of less destructive fishing techniques e.g. nets
with larger mesh and spatial restrictions of bottom trawls During the development of the FEP, stakeholders were asked what they thought were the main threats to the North Sea ecosystem, and its fisheries, as well as their preferred management tools....
Put science at center of decision-making on third world development, experts tell UN
...etter public health (in the form of education, bed nets
and better access to existing drugs), but it will also require better science and technology (for example, better diagnostic tests, new drugs to combat resistance, and, ultimately, a vaccine)." The working group identified 10 biotech breakthroughs de...
Coastal dead zones may lead to ecosystem-based fisheries management
...hermen exploit that knowledge by positioning their nets
at the zones' periphery too, he added. Crowder's group is studying whether this annual convergence may result in overfishing, in significant upsurges in inadvertent nettings of other untargeted marine species, called "bycatch," or in other less obvio...
Announcement of new fishing gear that reduce the accidental death of marine life
...sh and sea turtles that become ensnared by fishing nets
and longlines--a problem known as bycatch--while also improving the efficiency of commercial fishing. Speakers: Carter Roberts, president and CEO-elect, World Wildlife Fund Steve Beverly, grand prize winner of the International Smart Gear Competiti...
Solutions that reduce death of marine life reeled in by International Smart Gear Competition
...h, and sea turtles that become ensnared by fishing nets
and longlines--a problem known as bycatch--while also improving the efficiency of commercial fishing. "These solutions safeguard our living oceans," said Carter Roberts, president and CEO-elect, World Wildlife Fund. "When World Wildlife Fund began t...
Leading scientists rank endangered dolphins, porpoises most in need of immediate action
...d use of one type of fishing gear gillnets. These nets
are difficult for dolphins and porpoises to spot v...00 whales, dolphins and porpoises die every day in nets
and fishing gear. Some species are being pushed to the brink of extinction," said Karen Baragona of ...
'Sinkers' provide missing piece in deep-sea puzzle
...colleagues found that "sinkers"-the cast-off mucus nets
of small midwater animals called larvaceans-are a significant source of food for deep-sea organisms. They describe their findings in the June 10, 2005 issue of Science magazine. Far from being a deserted place, the deep seafloor is inhabited by a w...
Virginia Tech wins $2.7 million grant to protect people from malaria
...e project aims to develop an insecticide to use on nets
suspended over beds where people sleep. The insect...trol malaria in communities is insecticide-treated nets
over the beds where people are sleeping. The problem is that the nets
are effective for only a limit...
Researchers propose measures to curb lion attacks in Tanzania
...taliate against man-eaters and cattle-killers with nets
and spears. Most rural dwellers live in houses with thatched roofs, and lions simply force their way inside. Lacking indoor plumbing, people are attacked when visiting outdoor toilets. "People in the United States often tend to think of lions, tiger...
UF study: World shark attacks dipped in 2005, part of long-term trend
...mpting some people to call for the installation of nets
to barricade sharks from beaches, Burgess said. But the per capita rate of shark attacks has not risen over the past century, with apparent increases coinciding with a rise in population and Australia's growing attraction to tourists in recent decade...
Hooked on fishing, and we're heading for the bottom, says scientist
The world has passed "peak fish" and fishermen's nets
will be hauling in ever diminishing loads unless there's political action to stem the global tide of over fishing, says a fisheries expert based at the University of British Columbia. Dr. Daniel Pauly says the crisis in the world's fisheries is less ...
...tools currently available, including massive trawl nets
that can be triggered to open and close at specific depths, submersibles, remotely operated vehicles, and acoustic survey instruments. Of the samples collected, more than 30 were species never before known to inhabit the Mid-Atlantic Ridge region, an...
Ocean acidification threatens cold-water coral ecosystems
...thod in which vessels drag large, heavily weighted nets
across the bottom to be the greatest threat to cold-water corals. Now, however, a new study published in Frontiers in Ecology and the Environment suggests that human activities could be threatening cold water reefs in another way. Lead researcher J...
Diverse sea 'bugs' revealed on landmark Atlantic cruise to census zooplankton
....moc.noaa.gov/rb/index.html). In addition to the nets
and trawls to capture zooplankton and fishes, SCUB...ronmental Sampling System), which deploys separate nets
at each 1,000 m depth interval throughout the water column. The sampling emphasizes the under-sampl...
ACS News Service weekly press package - May 30, 2006
...email@example.com ARTICLE #5 Magic touch malaria nets
Chemical & Engineering News A Japanese chemical c...s next-generation Olyset long-lasting insecticidal nets
(LLINs) will be distributed in malaria-ravaged countries in 2006, and 30 million in 2007. Malaria ki...
Site of human-dolphin partnership becomes protected area
...y more easily preying on the cornered fish in both nets
and on the muddy banks of the river. The Irrawaddy dolphin grows to some 2 to 2.5 meters in length (6.5 to 8 feet) and frequents the coasts, estuaries, and freshwater lagoons of Southeast Asia. It is threatened throughout its range by incidental cat...
Jellyfish dominate fish in over-harvested Namibian waters
...tained--by using scientific echosounders and trawl nets
to sample jellyfish and fish in an area of over 30,000 nautical miles--the researchers estimate the total biomass of jellyfish in the region to be 12.2 million metric tons (mostly contributed by the large A. forskalea species), whereas the biomass of...