Biologists Worried Over Alien Fish in U.S.
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A fish known for its voracious appetite and ability to wreak havoc on freshwater ecosystems was found in Chicago's Burnham Harbor, alarming state biologists.
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By RANDOLPH E. SCHMID  SAN FRANCISCO - With declining catches close to shore, commercial fishing is turning to deeper waters, threatening species that live in the cold and gloom of the deep oceans, according to researchers.
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Exotic animals captured in the wild are streaming into the U.S. by the millions with little or no screening for disease, leaving Americans vulnerable to a virulent outbreak that could rival a terrorist act.
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Almost a third of the world's amphibian species are confronted by the prospect of extinction, naturalists say.
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Scientists say abnormal "intersex" fish, with both male and female characteristics, have been discovered in the Potomac River and its tributaries across the Capitol Region, raising questions about how contaminants are affecting millions of people who drink tap water there.
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US scientists have pinpointed a new set of predators responsible for dwindling fish stocks - people who fish for fun. They report online in the journal Science today that recreational fishermen catch almost
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By John Ritter  SAN FRANCISCO -- One of the latest weapons in the war on terrorism is the common bluegill, a freshwater fish found in lakes and streams across the USA.
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AS the Pacific Northwest debates the Bush administration&#39;s recent proposal to count hatchery fish alongside wild fish in applying the Endangered Species Act - and its new plan to cut
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By Detroit Free Press  Sep. 11--The U.S. Fish and Wildlife Service last week proposed banning the import and interstate transfer of silver carp, a long overdue step. They were brought into this country mostly by Southern fish farmers, who used them to clear their ponds of algae.
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US symbol removed from list of threatened species.
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A 20-year government effort to restore the population of an endangered native trout in Colorado has made little progress because biologists have been stocking some of the waterways with the wrong fish, a new study says.
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A proposal to build a hydroelectric dam on a river with diverse fish stocks has set off a controversy.
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Exotic animals captured in the wild are streaming across the U.S. border by the millions with little or no screening for disease, leaving Americans vulnerable to a virulent outbreak that could rival a terrorist act.
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WASHINGTON - Scientists say abnormal "intersex" fish, with both male and female characteristics, have been discovered in the Potomac River and its tributaries across the Capitol Region, raising questions about how contaminants are affecting millions of people who drink tap water there.
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More than one-third of the nation's lakes and nearly one-fourth of its rivers contain fish that may be contaminated with mercury, dioxin, PCB and pesticide pollution, the Environmental Protection Agency says.
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CHARLESTON, S.C. - Two new invasive species have recently been found along the South Carolina coast - a massive barnacle that dwarfs those found in the state as well as the Asian green mussel, which reproduces quickly and can pose a threat to floating docks.
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Biologists are checking the diversity of fish in the Lower Salt River and reservoir lakes.