The staff and board of the North American Invasive Species Management Association review invasive species headlines each month. This helps us stay on top of trends and further our mission to support, promote, and empower invasive species prevention and management in North America. We then share invasive species news most relevant for people who manage terrestrial and aquatic invasive species across the the United States, Canada, Mexico and the world.
Success Stories: Prevention, Eradication and Restoration
Steam Cleaning the Port of Tacoma to Eradicate Invasive Snail
Washington – Read on Washington State University
“We’ve had a portable steam boiler system that we use to fight fungi,” said Gary Chastagner, a plant pathology and Extension specialist at WSU’s Puyallup Research and Extension Center. “This is definitely an unplanned use of the technology, but the results have been very positive.”
Crews Vacuum ‘Murder Hornets’ out of Washington Nest
Washington — Read on WANE
Crews wearing thick protective suits vacuumed the invasive insects from the cavity of a tree into large canisters.
Prevention, Outreach and Education
Clean Up the Decoys to Help Prevent the Spread of Invasive Species
Arkansas — Read on the Van Buren County Democrat
Biologists with the Arkansas Game and Fish Commission urge all hunters and anglers alike to take the extra time to clean all their equipment of mud and vegetation before bringing it to the wetlands.
In Grasslands Plagued By Invasives And Drought, Wildfires Fuel Calls For New Solutions
Wyoming — Read on KBPS
Experimenting with herbicide applications, cooperating with industry, landowners, and agencies.
Nature Conservancy Battling Invasive Sow Thistle on Newly Acquired Property
Prince Edward Island — Read on CBC
“We’re starting to see it more on the edges of our wetlands and on our dunes. So it’s becoming more of a concern, especially so [because] we don’t fully know the impact on these natural environments.”
New Research
Urbanization Can Increase the Invasive Potential of Alien Species
Britain — Read on British Ecological Society
Data suggest a relaxation of trade‐offs that shape life‐history traits which is related to increased food resources in urban streams.
Detection, Management and Control
Invasive Species of Jellyfish Seen Off Three North Carolina Beaches, Experts Say
North Carolina — Read on Phys.org
White-spotted jellyfish were seen three times. The species is native to the West Pacific, from Australia to Japan, and is known to travel in “huge swarms” that devastate the “food web,” according to the Texas Invasive Species Institute.
Policy and Rulemaking
Public Awareness Key as Invasive Weeds Threaten to Spread in Wyoming
Invading Plants, from Bittersweet to Swallow-wort, Considered for Pennsylvania Noxious Weed List
Pennsylvania — Read on PennLive
The Pennsylvania Department of Agriculture’s Controlled Plant and Noxious Weed Committee will hold a virtual meeting October 22 to consider adding seven plants to the state’s noxious weed list.
Conversations
When Invasive Species Become the Meal
United States – Read on the New York Times
Is dining on nature’s predators an act of environmentalism — or just a new way for humans to bend the world to our will?
Opinion: A Toxic Alien Is Taking Over Russia
Global – Read on the New York Times
The giant hogweed isn’t just an invasive plant. It’s a metaphor for what is happening to much of this country.
Want more Invasive Species News? Support our work by joining NAISMA.
