Tag: "boats" at biology news
Whale of a Puget Sound problem lures UW researchers
...reds of people who board commercial whale-watching boats
in Washington and British Columbia in hopes of spo...at the growing number of commercial whale-watching boats
also may be effecting the orcas and their behavior. "The orcas are getting hit with a triple whammy,...
Radio waves stop marine pests dead in their tracks
...which have caused millions of dollars in damage to boats
and power plants in the United States, was described today at the 222nd national meeting of the American Chemical Society, the worlds largest scientific society. The technique takes advantage of low energy radio waves. Zapping zebra mussels with the...
American Chemical Society meeting features cutting-edge research August 26-30 in Chicago
...which have caused millions of dollars in damage to boats
and power plants in the United States. The method involves zapping the creatures with low energy radio waves. ( ENVR 78, Tuesday, August 28, 11:35 a.m. Embargoed until 11:30 a.m. ) Argonne National Laboratory chemistry director will address wo...
Pleasure boat speed limits can stir up trouble in shallow lakes
...ater quality problems that can occur when pleasure boats
stir up a lake bottom, a Penn State study has show...it can lead to significantly different impacts for boats
of different size. "In addition, we found that at between 6 and 8 mph, in waters shallower than ...
The ecological consequences of 'promiscuous' boating
...College, examined the destinations of recreational boats
and their ability to transport the adult and larva... weeds called macrophytes that become entangled on boats
or on boat trailers," Johnson said. For their study a total of 920 boaters were interviewed as they ...
Battling the barnacle
For as long as weve been building boats
and putting them in the water, weve been battling ...ean critters that want to attach themselves to our boats
for a free ride. The ubiquitous, determined barnacle not to mention tubeworms, oysters, algae, and ...
North Atlantic study reveals food fish catches have declined by half - despite tripled fishing effort
...u cant fix this one fishery at a time, because the boats
just move around - the effort simply shifts to som...rious and immediate action to reduce the number of boats
and to work towards a basin wide ecosystem approach that considers all species, says Rosenberg. Sys...
Military technologies and increased fishing effort leave no place for fish to hide
...to the best fishing areas, and spotter planes help boats
pursue schools to the last fish. The modern fishin... Yvonne Sadovy of the University of Hong Kong. The boats
of today are larger, faster, stronger and can fish in conditions that would have been impossibly dan...
Bacterial control of zebra mussels, low power radio
...ed area so visitors can tune in from their cars or boats
and hear about a particular locale, attraction, or facility. Sea Grant Extension specialists have helped state agencies, chambers of commerce and others test and develop low power radio programming across the country: In Massachusetts, Woods Hole S...
Ocean aquaculture: Technology, business practices, policies & caviar
...ogical uncertainties and interactions with fishing boats
and gear, while market considerations dealt with supply and demand. Final results of the study will help determine the level at which various offshore aquaculture methods and facilities become profitable. "The trick," said Hoagland "is getting a ha...
Shark fin soup: Scientists now can tell which kind of shark
...rofits from shark catches, many commercial fishing boats
simply cut off a shark's fins a practice known as finning and toss the mortally wounded fish back into the ocean. The new test uses a common genetic amplification method known as polymerase chain reaction, or PCR, to identify six species of shark...
Public calls on U.S. government to protect the world's coral reefs, new poll finds
...s from dredging; coastal construction; damage from boats
and recreational diving; and conditions under a reduced ozone layer and changing global climate. For a complete report of the data, please visit the Coral Reef Foundation's website at: http://www.coralreeffoundation.org The Coral Reef Foundation i...
Sandia-aided method to heal wounded and diseased achieves US government acceptance
...he Air Force can say, 'we want to put these on our boats
or whatever, and we can buy a bunch of them.'" Says Sandia tech transfer expert Gordon Leifeste, "What Numotech achieved with its persistence is very important. Programs like Medicare are heavily regulatory-driven. Now the device has a worldwide fe...
Engineers work on their SUNTANS as they track waves and beaches
... enough energy to move pollutants, debris and even boats
long distances. Despite their size, internal waves are difficult to detect because they move invisibly below the surface. "Tracking internal waves is important to the fishing industry and for understanding ocean pollution," said Margot Gerritsen, an ...
Sea squirt DNA sheds light on vertebrate evolution
...rrel-shaped adult squirt attaches to rocks, piers, boats
and the sea bottom, and feeds by siphoning seawater through its body and using a basket-like internal filter to capture plankton and oxygen. It is as juveniles, however, that ascidians reveal their kinship to humans. One day after an egg is fertilize...
Michigan researcher helps resolve the conflict between exotic birds and eco-tourists
...g tours through the middle of the colony and drove boats
directly under nests overhanging the river. There ... activities on nesting and found that viewing from boats
caused significant nest desertion and breeding failure. "Would you want to live in a place where peo...
Team jams bacteria 'talk' to boost bio-product yields
...bio-fouling films that may colonize on surfaces of boats
or piers. Pathogenic bacteria, such as those that cause cholera, salmonella, Lyme disease, tuberculosis and pneumonia, become virulent. Still others such as Anthrax may form spores when they reach a quorum, or make antibiotics to fight off neighborin...
Portrait of a doomed Sea
...retreating shoreline has left ports landlocked and boats
stranded on dry sand. Commercial fishing was forced to halt twenty years ago. The few remaining fishermen commute by car to the water's edge. The waters that remain grow increasingly saline so only salt-resistant fish imported from elsewhere can endu...
Trawlers threaten ocean's biodiversity
...g into deeper waters in search of new catches. The boats
are increasingly targeting pristine oceanic seamou...acific have still not bounced back 50 years after boats
first trawled them, says John Dower, a fisheries oceanographer at the University of Victoria in Brit...
Should publicly funded research be free and available to the public?
...paper journals and transporting them in trucks and boats
was the most efficient way to disseminate new scientific discoveries and ideas. When each copy cost money to print and ship, it made sense to pass these costs on to the recipients. But today, research articles are delivered much more efficiently and ...
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