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News stories tagged with "invasive-species"

Fish Diet Down in Diporeia Die Off

One of the basic building blocks of the Great Lakes food chain is disappearing. The bottom of the lakes used to be teeming with tiny crustaceans known as Diporeia. But their numbers are declining, and in wide stretches they're just simply gone. Commercial fishers are beginning to see the effect on fish. The Great Lakes Radio Consortium's Lester Graham has an update.  Go to full article

Weeding Out Invasive Purple Loosestrife

We've all heard about exotic species invading the Great Lakes states. Zebra mussels, gypsy moths, and Asian carp all pose serious threats to the ecosystems they invade, but insects and fish aren't the only unwelcome visitors. Invasive plants are also creeping in. One U.S. Forest Service biologist is hoping to recruit a small army of volunteers to help him keep the invasive weeds under control. The Great Lakes Radio Consortium's Stephanie Hemphill reports.  Go to full article

Zebra Mussels Affecting Biodiversity

David Sommerstein talks with Timothy Mihuc, associate professor of environmental science at SUNY Plattsburgh, about the effect of invasive zebra mussels on zooplankton in Lake Champlain.  Go to full article

State Task Force to Study Invasive Species

Governor Pataki has signed a law that sets up a task force to come up with a solution to curb zebra mussels and other invasive species. The plan is to not use any chemicals that are toxic, but will be effective in ending the problem. Karen DeWitt reports.  Go to full article

Bugs Released to Munch on Invasive Plant

Purple loosestrife is a beautiful plant. It's tall? and each cone-shaped stem produces hundreds of flowers. When the plants bloom in mid-summer they can create a sea of purple in wetlands throughout the region, but the ability of the plant to spread and reproduce in great numbers is what concerns scientists and land managers. Over the years they have been working to control it. The Great Lakes Radio Consortium's Mark Brush says one way they're trying to control it is by releasing a bug to eat the plant.  Go to full article
Zebra Mussel
Zebra Mussel

Natural Selections: Invasive Species

Lately, the subject of "invasive species" gets lots of attention. Martha Foley and Dr. Curt Stager discuss the facts, misunderstandings and ecological impact of invasive species.  Go to full article

Lake George: Herbicide Use Rejected By Park Agency Committee

A key committee of the Adirondack Park Agency has rejected plans to use a chemical herbicide in Lake George. Meeting yesterday, the Agency effectively killed efforts to use SONAR to fight an invasive plant species. As Brian Mann reports, pro-environment groups praised the decision, while local residents reacted with fury.  Go to full article

Audio Postcard: An Invasive Species in Lake George's Most Popular Bays

A political fight is underway over the use of a chemical herbicide in Lake George. For years, local residents have watched with alarm as an invasive plant species called Eurasian watermilfoil spread into bays and coves, choking out native plants. The issue is now the subject of intense lobbying in Albany. In the summer of 2001, Brian Mann traveled to Lake George to see the problem first hand. He sent this audio postcard.  Go to full article

Lake George: Bitter Debate Over Plan To Use Chemical

The Adirondack Park Agency has delayed a final vote on the use of a chemical herbicide in Lake George. Many locals hope the chemical "Sonar" will kill an invasive plant species called Eurasian watermilfoil. But Park Agency staff oppose the plan. As Brian Mann reports, the debate has turned ugly, with Lake George residents promising to lobby Governor Pataki.

Tuesday during regional news, we'll take the sonar question out onto the waters of Lake George, revisiting a summer trip to a bay that's infested with Eurasian watermilfoil.  Go to full article

Audio Postcard From Lake George, Where An Invasive Species Has Taken Root

The political debate is raging over the use of a chemical herbicide to slow the spread of an invasive plant on Lake George. Brian Mann revisits a summer trip on the lake, made with the Lake George Park Commission's Mike White in 2001.

Note: Story updated for broadcast.  Go to full article

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