Study: Grand Teton elk hunt not a major draw for grizzlies
The November to December hunt probably takes place too late in the year for grizzly bears to seek out animal remains that hunters leave behind
U.S. Geological Survey
Pilot program aims to detect harmful blooms in Finger Lakes
Authorities say newly installed technology on Owasco, Seneca and Skaneateles Lakes will quickly detect changing water-quality conditions that could indicate a harmful algal bloom, or HAB, is developing.
University of Toledo biologists search rivers for grass carp
A crew from the University of Toledo working with the U.S. Geological Survey found the larvae during sampling last June in the Maumee River, a Lake Erie tributary.
Scientists continue battle to save bats from mysterious disease
The Pennsylvania species being targeted by this fieldwork include northern long-eared bats. (U.S. Fish and Wildlife Services photo) QUANTICO, Va. — When the sun sets and nearby Marines wind down for the evening, Sam Freeze suits up and goes bat hunting. Six nights a week in the summer, the doctoral student at Virginia Tech tromps through the woods at Marine…
Fisheries biologists look for answers, grass carp in Sandusky, Maumee rivers
Part of continuing efforts to remove invasive grass carp, assess grass carp capture techniques and increase information on grass carp populations in the two rivers.
Scientists hope bug experiment fattens Colorado River fish
The hope is that a monthslong experiment to release low, steady flows of water from Glen Canyon Dam will give the eggs that bugs lay just below the water’s surface a better chance at survival, giving fish better opportunities to feed, bulk up.
Researchers: Shorter winters may increase presence of harmful algae blooms – and impact fishing
MOUND, Minn. — University of Minnesota-Duluth researchers are studying how shorter winters may increase the presence of harmful algae blooms and impact fishing. The researchers worked with the U.S. Geological Survey and the University of Maryland to gather data from six lakes across the state, Minnesota Public Radio reported. “With climate change, our winters are getting shorter and shorter and…
Lure of the grizzlies keeps veteran biologist coming back
His love of being out there is part of the reason Chad Dickinson is slated for his 24th consecutive summer of trapping grizzlies in Montana.
Study to track walleye, lake whitefish in and around Green Bay a win-win for researchers, anglers
Each fish implanted with a transmitter will receive an external orange loop tag, indicating a $100 reward for return of the transmitter.
Study: Salt levels in U.S. rivers becoming dangerous
American Rivers annually publishes a list of the 10 most at-risk rivers in the U.S.Many of the nation’s rivers and streams have levels of salt that are becoming dangerous, posing a threat to drinking water sources, infrastructure, and marine ecosystems and organisms of all kinds, according to a study published Monday, Jan. 8 in Proceedings of the National Academy of Sciences….
Biologists: Grizzly numbers hold steady around Yellowstone
Hunting is part of the states’ grizzly management strategy. But details have yet to be worked out and state officials have consistently said any hunts would be limited to a small number of bears so as not to endanger the overall population.
Congress debates oil drilling in largest U.S. wildlife refuge
The plain provides food and a vantage point from which caribou can spot predators from far away. But beneath the lichens and cotton grass, there’s a hidden resource: crude oil.ANCHORAGE, Alaska — Sometime next April, pregnant cows in the Porcupine Caribou Herd in Canada will take the lead in an annual migration of nearly 200,000 animals north to Alaska. From…
Research to monitor movements of walleyes, lake whitefish in and around Green Bay
Reward of $100 for anglers catching a tagged fish.
How to capture a Lake Erie grass carp, and what fish biologists can learn from the project
Increased knowledge of grass carp in western Lake Erie gained through research project allows natural resource agencies to collaboratively develop science-based management approaches.
Collapse at salmon farm renews debate over fish farming
High tides and currents coinciding with Monday’s solar eclipse blamed for the failure over the weekend at farm off Cypress Island in Washington state.
Study: Lake harvests from fisheries such as Great Lakes likely more fruitful than we knew
It’s estimated that, in the 2011 fish take from over 246,000 lakes worldwide, 18.5 billion pounds of fish harvested.
Fisheries scientists to review Mille Lacs walleye count
Nearby resort owners question the department’s low population assessment of the fish.
Warming, taller shrubs may affect birds breeding on Alaska tundra
A study by the U.S. Geological Survey concludes that the size of the shrubs was more critical than the density in determining whether birds would continue in the habitat in the face of climate change.
In Arizona, biologists see success in relocation of endangered fish
For more than a decade, biologists from the U.S. Fish and Wildlife Service have moved hundreds of humpback chub each fall about five miles upriver, where there are fewer predators and more food for the fish.
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