Asian carp invasion: Prepare for the worst

BY ERIC SHARPFREE PRESS OUTDOORS WRITER Anglers in the Great Lakes watershed better fish as much as possible in the next decade. Chances are that yet-another monumental government screwup has let Asian carp into the world’s biggest freshwater reservoir, auguring a potential disaster for many of our sport fisheries. New tests let scientists detect the […]

One Asian carp found after six miles of river poisoned in Illinois

By Jeff Kart, Bay City, Michigan on 12. 5.09, Treehugger An emergency operation to stop invasive Asian carp from reaching the Great Lakes used more than 2,000 gallons of rotenone to poison six miles of a canal near Chicago this week. Tens of thousands of fish were killed. Just one Asian carp, the target of […]

Extinctions on the rise in the Galapagos: fishing and global warming devastating islands' species

By Jeremy Hance, www.mongabay.com, December 03, 2009 We may never see again the Galapagos black-spotted damselfish, the beautiful 24-rayed sunstar, or the Galapagos stringweed. These species from Galapagos waters may all very well be extinct. Other species are on the brink, such as the Galapagos penguin and the Floreana cup coral. A new report in […]

Rotting camels poisoning Australian water supplies

By Staff WritersSydney (AFP) Dec 3, 2009 The rotting carcasses of thousands of wild camelswho have died of thirst in Australia’s desert Outback are polluting vital waterholes and sacred sites, a report said Thursday. The Central Land Council, which administers Aboriginal land in the nation’s arid centre, said the corpses were poisoning water supplies, describing […]

‘Game over’ for Great Lakes if Asian carp penetrate final barrier

Detroit News staff and wire reports Traverse City — Gov. Jennifer Granholm wants Michigan’s attorney general to take legal action to prevent Asian carp from invading the Great Lakes. Granholm and Lt. Gov. John Cherry sent Attorney General Mike Cox a letter today urging him to “pursue every legal tool” available. They say among possible […]

Chicago river poisoned to block feared Asian carp, mostly native species killed

CHICAGO (Reuters) – Authorities scooped up poisoned fish floating to the surface of a Chicago-area waterway on Thursday in an operation designed to keep invasive Asian carp out of the Great Lakes and prevent an ecological disaster. Illinois officials said a single Bighead carp, one of two prolific species of Asian carp viewed as a […]

Acid in Arctic waters eating away at shellfish

Greenhouse gas emissions from vehicles, power stations and industries far to the south are putting shellfish in the Arctic Ocean at risk,  an international team reports in the Nov. 20 edition of the journal Science. Acidification may put “some species at risk,” the researchers said, saying this could have a major impact on the entire […]

Fish ‘exhibit a fatal attraction to predators’ in acidified ocean

Fish reared in water acidified by CO2 may become “fatally attracted” to the smell of their predators, say scientists. A team studying the effects of acidification – caused by dissolved CO2 – on ocean reefs found that it leaves fish unable to “smell danger”. Young clownfish that were reared in the acidified water became attracted […]

Dwindling fish stocks force pelicans to eat gannet chicks

Gannets on the island of Malgas in South Africa are in a bit of a pinch. Usually they nest with one parent out fishing, while the other parent guards the chick. However, fewer fish to catch means both parents have to go hunting and leave the chick unguarded. This leaves an opportunity open for pelicans […]

Climate change causing radical North Sea ecosystem shift

By Brandon Keim, October 28, 2009  Fueled by previously unappreciated links between climate and ecology, the North Sea has undergone a radical ecological shift in the last half-century, say scientists. The very shape of the food web has changed, from plankton on up to the cod and flatfish that once dominated the icy waters, supporting […]

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