Maine Invasive Species Network

US Geological Survey is updating the Comprehensive List of Non-Native Species Established in 3 Major Regions of the US. One of the lead authors, Annie Simpson, contacted invasive species experts seeking feedback and suggested additions – based on authoritative resources such as peer reviewed journal articles, pest alerts, databases, books, and technical bulletins. The published […]

The Invasive Species Outreach Educator performs education and outreach for the Capital Region Partnership for Regional Invasive Species Management (PRISM) across eleven counties in upstate NY.

University of Maine researchers discovered invasive earthworms in Aroostook County timberlands, one of the first reported sightings in Northern Maine forests. European earthworms have invaded forestland near the Seven Islands campsite on the St. John River and along Route 11 in Nashville Plantation, according to scientists from the UMaine School of Forest Resources.

by Gary Fish, State Horticulturist, Maine Department of Agriculture, Conservation and Forestry (DACF) When Chapter 273, Criteria for Listing Invasive Terrestrial Plants was adopted in January 2017, the final section of the rule prescribed a five-year review of the listed species. A representative stakeholder committee has been assembled to assist the DACF with the review […]

Despite the USDA’s shift in emphasis, the Department of Agriculture, Conservation and Forestry (DACF) Maine Forest Service (MFS) and Plant Health Program (PHP) will continue to regulate the movement of EAB because an estimated 90 percent of Maine’s ash trees remain outside of the currently regulated quarantine areas.

When: Thursday, May 13, 2021 – 3 to 4:30 pm Where: Live via Zoom Japanese knotweed (Fallopia japonica, previously Polygonum cuspidatum) is a common invasive plant throughout the Northeast. This presentation will provide a detailed overview of this invasive plant, including both non-chemical and herbicidal management strategies. The information presented will help you effectively manage Japanese knotweed […]

To understand the growing risks of tick-borne diseases in Maine and investigate potential risk mitigation strategies, University of Maine’s researchers developed the state’s first active tick surveillance program in partnership with volunteer landowners with up to 1,000 wooded acres in Androscoggin, Cumberland, Hancock, Knox, Kennebec, Lincoln, Sagadahoc, Waldo and York counties. Land managers and citizen […]

The Maine Natural Areas Program (MNAP) within the Maine Department of Agriculture, Conservation and Forestry (DACF) seeks adventurous interns for two Invasive Plant Biology Internships in Southern Maine in summer 2021 (York and Cumberland counties). The interns will survey, map, treat, and monitor invasive terrestrial and wetland plants, with a special focus on perennial pepperweed […]

The National Park Service (NPS) is hosting a weekly Integrated Pest Management (IPM) Webinar Series that the NPS IPM program is coordinating with Invasive Species programs. There is a “Register Now” button near the top of the website page or you can register here for the March series. You can also view recorded webinars on […]

AUGUSTA, Maine — Zebra Mussels, a highly invasive and prolific species, have been found hitchhiking on aquatic moss balls sold in pet stores in Maine and throughout the country. Maine’s natural resource agencies are urging anyone who may have bought these moss balls to destroy them, and for pet stores to remove them from the […]