Invasive Species

(credit: CBS)

Invasive Snails Infest St. Louis River Estuary

Scientists say a tiny but harmful snail species has taken up residence in the St. Louis River estuary. Doug Jensen of the University of Minnesota Sea Grant program says the discovery of faucet snails marks a substantial range expansion for the invasive species. He says they’re asking anglers, boaters and waterfowl hunters within the estuary to be especially vigilant about cleaning their boats, waders and other gear before leaving water accesses.

09/25/2014

(credit: CBS)

DNR: Zebra Mussels, Milfoil Found In Kandiyohi Co. Lakes

The Department of Natural Resources says invasive species were reported in two Kandiyohi County lakes last month. In mid-July, the DNR confirmed that there was Eurasian watermilfoil in Games Lake, about 7 miles east of Sunburg, Minn. That confirmation came after a lakeshore owner reported the infestation to authorities.

08/04/2014

Asian Carp, generic

DNR: Invasive Carp Found In Mississippi River

The Minnesota Department of Natural Resources says invasive carp have been found in the Mississippi River near Cottage Grove. The agency says commercial fishermen under contract with the DNR netted two adult invasive carp in Pool 2 Thursday.

07/18/2014

(credit: Minnesota DNR)

DNR Steps Up Fight Against Zebra Mussels

It’s the first day of a new job for Erik Ziegler. The Vermillion College student is on summer break, and working the front line of Minnesota’s war against zebra mussels. “If you sell a boat, a trailer or a lift and someone else buys it, I mean, [zebra mussels] can even be transported to another lake and it will just spread like wildfire,” Ziegler said.

06/10/2014

(credit: CBS)

DNR Teaches Fly Fishing – By And For Women

Fishing season is in full swing in Minnesota. You might have tried casting a line from a boat or a dock, but what about from waist-deep water? Fly fishing can be fun for everyone, but a DNR program is showing women in particular how the sport can also relieve stress.

05/31/2014

(credit: Tim Adams)

Can US Eliminate Invasive Species By Eating Them?

It seems like a simple proposition: American lakes, rivers and offshore waters are filling up with destructive fish and crustaceans originally from other parts of the world, many of them potential sources of food.

05/25/2014

(credit: Jupiter Images)

Despite Rainy Weather, Boat Launches Open In Mpls.

The chilly weather and rain isn’t stopping Minneapolis from opening up boat launches on Thursday, as scheduled. City park employees are on standby to help boaters and inspect for invasive species.

05/01/2014

Asian Carp, generic

Study: Grass Carp Pose Dangers For Great Lakes

A 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.

03/10/2014

(credit: Tim McGough)

Advocates Lobby Feds For Great Lakes Programs

Great Lakes advocates are meeting in Washington, D.C., this week to lobby for funding of environmental projects and to discuss strategies for dealing with challenges such as invasive species. More than 100 people from the eight-state region are attending the Great Lakes Commission’s semiannual meeting and other activities.

03/04/2014

(credit: Jupiter Images)

Researchers Confirm New Fruit Fly In Minn.

University of Minnesota researchers have confirmed a new invasive fruit fly in Minnesota. A single adult female known as the African fig fly was discovered in a bait trap in September. The trap was located in Hastings and was being used for annual monitoring of another invasive fruit fly, the spotted wing Drosophila. The university says the new fly specimen was officially identified this week by the U.S. Department of Agriculture.

01/30/2014

(credit: CBS)

Army Corps Holds Meeting On Invasive Species

The 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.

01/27/2014

(credit: CBS)

Zebra Mussels Dip On Lake Mille Lacs

The number of zebra mussels on Lake Mille Lacs has dropped this year for the first time since they were found in 2005. Minnesota outdoors officials say a survey this week found about 1,070 zebra mussels per square foot.

08/23/2013

(credit: CBS)

Nat’l Wildlife Refuge Goes To The Cows

The Sherburne National Wildlife Refuge is a recreation destination. But this summer, some of the biggest animals there are cows. About an hour north of the Twin Cities, the refuge is more than 30,000 acres of oak savanna and wetlands. But some invasive plant species are threatening to change this habitat. So they’re trying a new way to control the undesirable plants, letting cows eat them.

07/29/2013

(credit: Scott Olson/Getty Images)

Monitoring For Asian Carp To Increase In Illinois

The 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.

05/09/2013

(credit: Minnesota DNR)

DNR Debuts Zebra Mussel-Sniffing Dogs

Minnesota is now the second state in the U.S. to use dogs to sniff out zebra mussels.

05/06/2013

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