Sentences with phrase «aquatic ecologist»
An aquatic ecologist is a scientist who studies the relationships between living organisms and their environment in water-related ecosystems. They focus on understanding how various plants, animals, and microorganisms interact with each other and their surroundings in bodies of water like oceans, lakes, rivers, and wetlands. Their work helps to ensure the health and conservation of these aquatic ecosystems. Full definition
«These annual forecasts help to remind federal and state policymakers and the public that insufficient progress is being made to reduce the size of these low - oxygen regions,» said aquatic ecologist Don Scavia, director of the University of Michigan's Graham Sustainability Institute.
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asked Kevin Wilson, aquatic ecologist for the National Park Service, when he resurfaced about 45 minutes later.
We're thinking it may have been the increase in mussels,» said U-M aquatic ecologist Scavia, co-author of the study and director of the Graham Sustainability Institute.
«The dams are blocking the fish,» says Michael Goulding, a Wildlife Conservation Society aquatic ecologist in Gainesville, Florida, who has been studying the dorado since the 1970s.
It's less clear how rising atmospheric CO2 levels are affecting freshwater bodies, or how their denizens are coping with change, says aquatic ecologist Linda Weiss of Ruhr University Bochum in Germany.
In a Master's thesis written at Eawag, aquatic ecologist Nora Weissert shows that, on average, 60 per cent of boats that are kept in the water all year round are infested with zebra mussels; boats with dry berths are scarcely affected.
Last year, for instance, a team led by aquatic ecologist Gregory Ruiz of the Smithsonian Environmental Research Center in Edgewater, Maryland, found that ballast water from ships entering the Chesapeake Bay contained Vibrio cholerae, the bacterium that causes cholera.
However, there's more to the park than the «big and hairy,» according to aquatic ecologist Prof Renzo Perissinotto at Nelson Mandela Metropolitan University (NMMU) in Port Elizabeth, whose research is published in the open access journal ZooKeys.
Those sturgeon still plying the Yangtze today might end up being the last of their kind: «the living dead,» says aquatic ecologist David Dudgeon of the University of Hong Kong.
One type of especially carbon - rich permafrost, called Yedoma, holds «500 gigatons of carbon — two and a half times the amount of carbon that's in all the world's tropical forests,» says aquatic ecologist Katey Walter of the University of Alaska in Fairbanks.
A previous version of this article misidentified park service aquatic ecologist Kevin Wilson.
Jane Qiu has an interesting interview on Nature News with aquatic ecologist Breck Bowden of the University of Vermont, who is heading up new research looking at what happens when thawing ground in the Arctic begins to fall apart.
WAMC's Hudson Valley Bureau Chief Allison Dunne spoke with Emma Rosi, an aquatic ecologist at the Cary Institute of Ecosystem Studies in Millbrook, New York.
Emma Rosi - Marshall, an aquatic ecologist at the Cary Institute of Ecosystem Studies, works with native fish in the Colorado River.
A crucial reason why the study of freshwater acidification has lagged until now is because determining how atmospheric carbon affects these ecosystems requires complex modeling, and is much less clear than that occurring in oceans, according to study author Linda Weiss, an aquatic ecologist at Ruhr University Bochum in Germany.
An increase in the synchrony of the climate could expose marine and terrestrial organisms to higher risks of extinction, said study co-author Ivan Arismendi, an aquatic ecologist and assistant professor at Oregon State University.
Coauthor Dr. Emma Rosi - Marshall, an aquatic ecologist at the Cary Institute of Ecosystem Studies, comments, «Given the degraded state of the world's rivers, insight into food webs is essential to conserving endangered animals, improving water quality, and managing productive fisheries.»
As co-author Dr. Colden Baxter, an aquatic ecologist with Idaho State University, notes, «These energy inefficient, simplified food webs experienced a major restructuring following the experimental flood.»
Research by Robert Bilby, an aquatic ecologist at the Weyerhaeuser Company, shows that up to 78 percent of the stomach contents of young coho salmon and steelhead are salmon carcasses and eggs.
Bruce Finney, an aquatic ecologist from the University of Alaska at Fairbanks, used the same technique to show that there has been an even larger, slower variation in salmon populations.
«When compared to climate change and nutrient pollution, synthetic chemicals have fallen off the research radar — despite the threats they pose to human and environmental health,» said Emma J. Rosi, an aquatic ecologist at the Cary Institute of Ecosystem Studies.
The grab method is Barrows» «real contribution to the field,» said Tim Hoellein, an aquatic ecologist at Loyola University who was not involved in the study.
In a separate study, Katey Walter, an aquatic ecologist at the University of Alaska at Fairbanks, showed that much of this buried carbon may emerge as methane, a greenhouse gas some 20 times more powerful than carbon dioxide.
«The lakes in the Boulder Junction area have had long - term monitoring from the University of Wisconsin and the University of Notre Dame, so we had an existing gradient of lakes where this invasive crayfish had never been observed to lakes where we know rusty crayfish are abundant,» says U of I aquatic ecologist Eric Larson.
«Aquatic ecologist says dams are boxing in fish, causing them to disappear from Kansas.»
The study is the first to demonstrate this kind of teleconnection between the sea floor, subsea floor and microbial processes in the upper ocean, said Andy Juhl, an aquatic ecologist at Lamont and coauthor.
«I am stunned by the extent of the annual mass wildebeest drownings and their large contribution of [carbon, nitrogen, and phosphorus] to the energy budget of the Mara River,» says Gary Lamberti, an aquatic ecologist at the University of Norte Dame in South Bend, Indiana.
Susan Adams, an aquatic ecologist with the U.S. Forest Service's Southern Research Station in Oxford, Mississippi, agrees.
On a broader scale, «the [wildebeest] findings have implications for understanding the ecological role of past and present animal migrations,» says David Janetski, an aquatic ecologist at Indiana University of Pennsylvania.
Beaver ponds can indeed be large sources of potent planet - warming greenhouse gases such as methane and nitrous oxide, says Jennifer Edmonds, an aquatic ecologist at the University of Alabama, Tuscaloosa.
Aquatic ecologist says dams are boxing in fish — indicators of environmental health — causing them to disappear from Kansas
Kevin Wilson, an aquatic ecologist with the National Park Service, right, prepares his scuba diving gear along with other divers and researchers for a biannual count of the Devils Hole pupfish at Devils Hole in the Ash Meadows National Wildlife Refuge on Saturday, April 7, 2018.
Kevin Wilson, an aquatic ecologist with the National Park Service, prepares to leave Devils Hole after the first dive of a biannual count of the Devils Hole pupfish in the Ash Meadows National Wildlife Refuge on Saturday, April 7, 2018.
Kevin Wilson, an aquatic ecologist with the National Park Service, descends toward the water of Devils Hole for a biannual count of the Devils Hole pupfish in the Ash Meadows National Wildlife Refuge on Saturday, April 7, 2018.
Kevin Wilson, an aquatic ecologist with the National Park Service, right, and Brandon Senger, supervisory fisheries biologist for the Nevada Department of Wildlife, center, prepare their scuba diving gear while Ambre Chaudoin, a biological science technician of fisheries at Death Valley National Park, helps Senger in preparation for a biannual count of the Devils Hole pupfish at Devils Hole in the Ash Meadows National Wildlife Refuge on Saturday, April 7, 2018.
Kevin Wilson, an aquatic ecologist with the National Park Service, prepares his scuba diving gear along with other divers and researchers for a biannual count of the Devils Hole pupfish at Devils Hole in the Ash Meadows National Wildlife Refuge on Saturday, April 7, 2018.
Chelsea Rochman is an aquatic ecologist at University of Toronto in Canada.
«Then you have things like El Niño warming waters and changing nutrients,» adds Darren Fong, an Aquatic Ecologist for the Golden Gate National Recreation Area.
What makes this weekend so special is the guest speaker, Aquatic Ecologist, Zeb Hogan.
She has also worked as an aquatic ecologist.