• Water Chestnut Pulls

    Join water chestnut removal efforts occurring in the SLELO region. Water chestnut (Trapa natans) is an invasive aquatic plant that grows thick, dense, floating mats that impede aquatic recreation, reduce waterfront […]

  • Assist Invasive Species Removals

    Our early detection team has identified sparse populations of invasive species. These smaller populations can be more easily controlled through manual hand removal efforts, and we're seeking volunteers to assist with hand-pulls this summer. Events will be held from July- August. No experience is needed and tools will be provided. Please fill out the form […]

  • Healthy Habitat Series

    Healthy Habitat Series August 5th, 7th, and 9th. Hosted by Tug Hill Tomorrow Land Trust and CCE Jefferson County. August 5, 2025 6:30 pm - 7:30 pm Reservations Required Join us for this first of two one-hour weeknight webinars with presenter Cierra Williams, Horticulture & Natural Resources Educator with Cornell Cooperative Extension of Jefferson County, focusing on […]

  • 2025 Invasive Species Expo

    Mark your calendars for the 2025 NYS Invasive Species Expo! Join us September 14–16 at the stunning Saratoga Spa State Park for a one-of-a-kind event focused on protecting New York’s lands and waters from invasive species. This immersive, hands-on experience is free to the public and packed with: Unique presentations, interactive demos, hands-on workshops, small-group […]

  • Beech Leaf Disease Guided Survey Training

    Join us for a guided nature walk at the stunning Salmon River Falls Unique Area in Richland, NY!Location:185 Falls Road, Richland, NY, Date: Friday, September 26thTime: 10:00 AM – 12:00 PMWe’ll gather in the parking area before heading out on the Upper Falls Trail, a scenic one-mile path along the north side of the river to […]

  • Don’t Move Firewood Webinar Series

    Hosted by The Nature Conservancy's Don't Move Firewood campaign. Recordings will be available at the Don'tMoveFirewood.org website. Thursday, October 16th, 2025 at 2 pm EST Beyond Wooden Thinking: Getting to the Heartwood of the Matter  Recreational firewood movement is a major pathway for the spread of invasive forest pests. Both human behavior and firewood characteristics […]

  • Invasive Species to Watch for in Jefferson County: Tree and Landscape Pests

    Box Tree Moth, Zigzag Sawfly, Beech Leaf Disease, and Spotted Lanternfly are newer invasive species that are expanding their range. Join an informative session with guest speaker Jacob Leeser, hosted by our partners at the Jefferson County Cornell Cooperative Extension, to learn about these species. During the session, participants will learn about the species' lifecycle, […]

  • Spotted Lanternfly Egg Mass Removal Workshop

    The Finger Lakes PRISM is hosting a spotted lanternfly egg mass scraping workshop on November 15th from 11 am-1 pm at the Finger Lakes Institute. Learn about the lifecycle of the spotted lanternfly and how to dispose of its egg masses properly! Cider and donuts will be provided. Please register for the event. Reach out […]

  • Winter invasive species survey tips

    The growing season may be done, but you can still look for invasive species! Join iMapInvasives to review which species to look for in the winter months, and how to effectively document them.

Contact megan.pistolese@tnc.org to list your events on our events page or to share social media posts. 

Partner meetings are held in the winter, spring, and fall; to receive partner meeting announcements, please fill out the form on our Partners Webpage or email brittney.rogers@tnc.org.

The PRISM Network hosts a monthly Speaker Series on the last Wednesday of each month (except July, August, and December). To receive invitations, please sign up for the SLELO PRISM listserv

iMapInvasives holds training webinars after the PRISM  Speaker Series from 1 pm-2 pm. Visit the iMap website for details and to register. 

 View Events Pages of the PRISM Network

APIPP (ADK) PRISM 

Capital Region PRISM 

Catskill (CRISP) PRISM 

Finger Lakes PRISM

LIISMA (Long Island) PRISM  

Lower Hudson PRISM

Western NY PRISM