Tag: "freshwater" at biology news
'Go Fishing' no game for inland waters worldwide
...ct productivity and other ecological attributes of freshwater
ecosystems, Winemiller added. "Managing fisheries...onomic and social benefits that people derive from freshwater
ecosystems, including food security and economic growth," the team's research notes....
Overfishing in inland waters reduces biodiversity and threatens health
...ish species should be of broad concern, threats to freshwater
fisheries and associated biodiversity have receive... to fresh waters as a "dangerous" imbalance, since freshwater
ecosystems are by some accounts more threatened than marine ecosystems. Fishing is a crucial source ...
Russian River coho recovery project seeing first hopeful signs of success
... caused by factors such as loss and degradation of freshwater
habitat and changing ocean conditions. Surveys of prime coho streams found no returning spawners several years in a row. Throughout its entire California range, coho numbers have dropped to between 6 percent and 15 percent of their abundance during ...
Finally, male water fleas exposed
...ia and the genus Bosmina, that play major roles in freshwater
food webs. It also demonstrates that pesticides t...other organisms higher up in the food chain. "Most freshwater
fish eat water fleas at some point in their lives," said Derek J. Taylor, Ph.D., associate professor...
Pioneering ecologist Ruth Patrick honored by Federal-State Commission
...ed a new scientific method to assess the health of freshwater
systems (lakes, streams, and rivers) involving the...enter for Environmental Research, for the study of freshwater
bodies. She is currently the Francis Boyer Chair of Limnology at the Academy and the honorary chair...
Flatworm genes may provide insights into human diseases, researchers say
...any human diseases be deciphered from genes inside freshwater
flatworms? A definitive yes is not the answer yet, but research at the University of Illinois at Urbana-Champaign has provided an important advance for pursuing both that idea and the biology of stem cells. In a paper appearing on line this week ahea...
Research bolsters controversial hypothesis on genome size and evolution
...s data on genetic variability had established that freshwater
species have a smaller effective population size t...e hypothesis was correct, the genome size of these freshwater
fish would be larger than that of the saltwater dwellers. It was. Then they matched the data with e...
Stanford evolution research cited by Science as a 2005 breakthrough
...Science, when he reported finding that 15 isolated freshwater
stickleback populations all lost their bony armor ... such distinct populations when they colonized new freshwater
lakes and streams, they are an ideal model for understanding how animals adapt to their unique envir...
A year on from the Asian tsunami, satellites are aiding regional rebuilding
...sunami waves washed right over them, contaminating freshwater
supplies with salt water and damaging sanitation systems. The maps for these two islands were validated by fellow partner and Respond coordinator, Infoterra UK, for delivery to the Asian Development Bank. The Bank utilised the maps to help design wa...
Europe's largest climate change experiment launched
...ledge about the impact of global climate change on freshwater
systems. Many lakes in Europe have suffered problems with blue-green algae through the introduction of fertilisers, discharges from farms and organic chemicals such as washing powder into the water. We now need to look at how these problems may be ...
Academy honors 15 for major contributions to science
... for excellence in published research on marine or freshwater
algae goes to SABEEHA MERCHANT, professor of biochemistry, department of chemistry and biochemistry and Molecular Biology Institute, University of California, Los Angeles. Merchant was chosen "for her pioneering discoveries in the assembly of metal...
Scientist named first Ruth Patrick Chair in Environmental Science
... student in 1933, is a world-renowned authority in freshwater
ecology. She developed pioneering studies on the effects of pollution on freshwater
rivers and streams and devised a sensitive tool that aids in the detection of water pollution by mea...
Exotic crab poised for widespread UK invasion
...they are catadromous - meaning they mainly live in freshwater
but must migrate to the sea to breed. Their poten...productive organs swollen! If you see a crab in freshwater
it is almost certain to be a mitten crab (only one other small non-native crab has been reported fro...
Satellites support businesses working for sustainable development
...ising satellite sensors to assess water quality of freshwater
bodies. Multispectral satellite sensors such as En...ul amounts of chlorophyll from blue-green algae in freshwater
if too much gets in, then it can eat up all the oxygen and no fish or marine life can go on living ...
Grand challenge seeks carbon sequestration, hydrogen production solutions
...etals and the production of hydrogen in marine and freshwater
ecosystems. Cyanobacteria also are model microorg...acquisition, and hydrogen production in marine and freshwater
ecosystems, the genetics and biochemistry of these organisms are particularly suitable for such an a...
Marine mammals are on the frontline of failing ocean health
...with the discovery that otters in areas with heavy freshwater
outflow are nearly three times as likely to be infected with Toxoplasma, and the fact that sea otters spend their entire lives grooming, sleeping, eating, and playing in the same nearshore waters where humans swim and surf, this land-sea connection i...
Vital organs in the Earth system: What is the prognosis?
...of ecosystems to sustain food production, maintain freshwater
and forest resources, regulate climate and air quality, and ameliorate infectious diseases. Foley reviews recent trends in global land use, and the implications for the sustainable use of the biosphere and the future of the larger Earth System. He pr...
MBL scientists to present research at 2006 Ocean Sciences Meeting
...ic: Rivers deliver an average of about 3500 km3 of freshwater
directly into the Arctic Ocean each year. Two thir...ies of Legionella. Most of these reports come from freshwater
environments, but we have recently documented the occurrence and repeated recovery of amoeba culture...
UF scientists reveal ancient origin of vertebrate skeleton
..." Lampreys live today in the Great Lakes and other freshwater
bodies that connect to the sea. But they are considered a nuisance, largely because of their unsettling appearance and demeanor - picture a leech longer than your forearm with a rasp-like mouth that flares open at the end of its body. Still, the lamp...
20th annual Society of Conservation Biology meeting
...partnerships with private landowners to marine and freshwater
conservation to transboundary conservation. For more details visit: www.conbio.org/2006/ Travel Scholarships to participate in a Media PanelWith support from the David and Lucile Packard Foundation, the Communication Partnership for Science and the ...
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