Sonic Deterrent System Used To Fight Carp SpreadA group of University of Minnesota researchers are trying to prevent the spread of Asian Carp in the Mississippi River. They just installed a new sonic deterrent system at Lock and Dam 8 near Genoa, Wis. Five speakers were mounted that produce a very specific type of sound.
DNR: Mpls. Lock Closure ‘Step Forward’ In Halting Asian CarpThe Department of Natural Resources says a huge step forward was taken recently in the fight against Asian carp after President Barack Obama signed legislation to close the Upper St. Anthony Falls lock to boat traffic.
Bill Would Close Lock To Block Invasive Carp The Upper St. Anthony Falls lock on the Mississippi River in Minneapolis would be closed to prevent invasive carp from spreading upstream under a measure headed for final congressional approval. Sen. Amy Klobuchar and other members of the state's congressional delegation announced Tuesday that the provision has been included in a conference committee's version of a water infrastructure bill.
'Asian Carp' Gets A Makeover In Minn. Senate The term "Asian carp" has become endangered in Minnesota. The state Senate on Monday approved a measure that would rename the fish "invasive carp." It's a response to concern by some people that the current term casts people from Asian cultures in a negative light.
Professor: If We Want To Stop Asian Carp, We Need To Turn Up The VolumeResearchers at the University of Minnesota believe they've found an effective way to stop the spread of Asian Carp. The invasive species of fish has been moving north in the Mississippi River, posing a threat to Minnesota's rivers and lakes.
Minnesota Lawmakers Consider Renaming Asian Carp The troublesome fish currently known as Asian carp may get a new name in Minnesota over concern that the current one casts people from Asian cultures in a negative light.
Study: Grass Carp Pose Dangers For Great LakesA newly released scientific paper raises fresh concerns about the potential for grass carp to invade the Great Lakes and do significant damage. The fight to prevent Asian carp from reaching the lakes has focused mostly on bighead and silver carp, which could unravel food chains because they gobble huge amounts of plankton.
Army Corps Holds Meeting On Invasive SpeciesThe U.S. Army Corps of Engineers and the White House Council on Environmental Quality are hosting a public meeting in Bloomington to discuss options for preventing the spread of Asian carp and other invasive species between the Great Lakes and Mississippi River basins.
Study: Few Asian Carp Needed To Establish Foothold A small number of Asian carp might be enough to establish a population in the Great Lakes that eventually could pose a serious threat to other fish species and the region's economy, a Canadian scientist said Monday.
Dead Silver Carp Found On Dam Near WinonaExperts say the discovery of a dead Asian carp near Winona confirms the invasive fish are using their leaping ability to attempt to overcome barriers. The Minnesota Department of Natural Resources said the carcass of a silver carp was found recently on a dam abutment just north of Winona, the furthest upstream a silver carp has been discovered in the Mississippi River.
DNR Studying Carp To See If Invasive Cousin Can Breach DamsResearchers with the Department of Natural Resources turned to the Asian carp's cousin Wednesday in a quest to see if the fish can breach our locks and dams.
Monitoring For Asian Carp To Increase In IllinoisThe Asian Carp Regional Coordinating Committee outlined a $6.5 million plan on Thursday that includes expanding efforts to remove the invasive fish from the Upper Illinois River below a set of electrical barriers meant to keep them from reaching Lake Michigan.
Study: Asian Carp Numbers Low In MinnesotaResearchers studying water samples from the Mississippi and St. Croix rivers for fragments of Asian carp DNA say they found little evidence of bighead and silver carp in Minnesota.
Report: Asian Carp May Have Reached Great LakesAt least some Asian carp probably have found their way into the Great Lakes, but there's still time to stop the dreaded invaders from becoming established and unraveling food chains that support a $7 billion fishing industry and sensitive ecosystems.
DNR Searching For Asian Carp Near The Twin Cities Anglers searched chilly waters Wednesday for a predator that could threaten fishing in Minnesota.