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  • April 2026

  • Sat 18

    Phrag Pull Workday with Seatuck

    April 18 @ 9:00 am - 2:00 pm

    Join the Phrag Fight at West Brook! Help Seatuck Environmental Association protect the newly free-flowing West Brook at Bayard Cutting Arboretum. Since the dam failed in 2019, the brook is ... Read more

  • Sat 18

    Save the Woodlands – Controlling Invasive Plantsβ€‹β€‹β€‹β€‹β€Œβ€β€‹β€β€‹β€β€Œβ€β€Œβ€‹β€β€Œβ€β€β€Œβ€Œβ€β€Œβ€Œβ€β€β€Œβ€Œβ€β€β€‹β€β€‹β€β€‹β€β€β€‹β€β€‹β€β€Œβ€‹β€Œβ€β€‹β€Œβ€Œβ€β€β€Œβ€β€β€Œβ€Œβ€Œβ€‹β€Œβ€β€Œβ€‹β€β€β€Œβ€β€β€Œβ€Œβ€β€‹β€β€‹β€β€‹β€β€‹β€‹β€β€‹β€β€Œβ€β€β€‹β€Œβ€‹β€β€Œβ€β€Œβ€Œβ€Œβ€β€Œβ€β€‹β€β€‹β€β€‹β€β€β€‹β€β€‹β€β€Œβ€β€β€‹β€Œβ€Œβ€‹β€Œβ€Œβ€‹β€Œβ€‹β€‹β€Œβ€‹β€‹β€β€β€‹β€β€‹β€β€Œβ€β€‹β€Œβ€β€Œβ€Œβ€‹β€‹β€β€β€Œβ€‹β€‹β€Œβ€β€Œβ€Œβ€Œβ€β€‹β€Œβ€β€Œβ€β€β€Œβ€β€β€Œβ€Œβ€β€‹β€Œβ€β€‹β€Œβ€β€‹β€Œβ€Œβ€β€β€Œβ€β€Œβ€‹β€Œβ€Œβ€‹β€Œβ€‹β€β€Œβ€Œβ€Œβ€Œβ€‹β€Œβ€Œβ€‹β€‹β€β€β€Œβ€β€Œβ€‹β€β€Œβ€β€Œβ€‹β€β€Œβ€β€β€Œβ€Œβ€β€β€Œβ€Œβ€‹β€Œβ€β€Œβ€Œβ€Œβ€β€β€Œβ€Œβ€‹β€‹β€β€Œβ€β€Œβ€Œβ€Œβ€β€Œβ€‹β€Œβ€β€β€Œβ€Œβ€Œβ€‹β€‹β€β€Œβ€β€Œβ€Œβ€β€Œβ€β€Œβ€‹β€Œβ€β€Œβ€Œβ€‹β€Œβ€Œβ€‹β€‹β€Œβ€‹β€β€Œβ€β€Œβ€Œβ€Œβ€‹β€Œβ€β€Œβ€Œβ€Œβ€β€β€Œβ€Œβ€‹β€Œβ€β€‹β€Œβ€Œβ€Œβ€‹β€Œβ€β€β€Œβ€Œβ€β€Œβ€β€β€‹β€β€Œβ€β€β€Œβ€Œβ€β€Œβ€‹β€‹β€Œβ€‹β€‹β€Œβ€β€‹β€β€‹β€β€‹β€Œβ€β€‹β€Œβ€Œβ€β€‹β€Œβ€‹β€‹β€β€‹β€Œβ€β€‹β€Œβ€‹β€β€Œβ€Œβ€β€Œβ€‹β€‹β€‹β€β€‹β€β€‹β€‹β€Œβ€β€‹β€β€Œβ€‹β€Œβ€‹β€‹β€‹β€β€‹β€‹β€Œβ€β€Œβ€β€‹β€β€Œβ€‹β€β€‹β€‹β€‹β€β€Œβ€β€‹β€‹β€‹β€β€‹β€β€Œβ€‹β€‹β€β€‹β€‹β€Œβ€β€‹β€Œβ€Œβ€β€Œβ€‹β€‹β€‹β€‹β€‹β€‹β€Œβ€‹β€‹β€‹β€Œβ€β€‹β€‹β€Œβ€β€‹β€β€Œβ€β€Œβ€Œβ€‹β€Œβ€‹β€β€Œβ€Œβ€‹β€Œβ€β€Œβ€Œβ€‹β€‹β€Œβ€β€Œβ€Œβ€‹β€Œβ€Œβ€β€Œβ€Œβ€Œβ€Œβ€β€Œβ€β€Œβ€Œβ€Œβ€β€β€Œβ€Œβ€‹β€‹β€β€Œβ€‹β€‹β€Œβ€β€‹β€Œβ€Œβ€Œβ€‹β€Œβ€β€β€‹β€‹β€Œβ€Œβ€Œβ€‹β€Œβ€β€β€Œβ€Œβ€Œβ€‹β€Œβ€β€‹β€Œβ€β€Œβ€Œβ€‹β€Œβ€β€‹β€β€Œβ€β€‹β€Œβ€Œβ€‹β€Œβ€β€Œβ€Œβ€Œβ€Œβ€Œβ€Œβ€Œβ€‹β€β€Œβ€β€‹β€‹β€Œβ€Œβ€β€β€‹β€Œβ€Œβ€‹β€Œβ€Œβ€‹β€Œβ€‹β€‹β€Œβ€‹β€‹β€β€Œβ€Œβ€‹β€‹β€Œβ€‹β€‹β€Œβ€‹β€β€Œβ€Œβ€‹β€‹β€β€Œβ€‹β€Œβ€β€‹β€β€Œβ€Œβ€‹β€‹β€β€Œβ€‹β€Œβ€β€Œβ€β€‹β€Œβ€β€Œβ€Œβ€‹β€‹β€β€β€Œβ€‹β€‹β€Œβ€β€Œβ€Œβ€Œβ€β€‹β€Œβ€β€Œβ€β€β€Œβ€β€β€Œβ€Œβ€β€‹β€Œβ€β€‹β€Œβ€β€‹β€Œβ€Œβ€β€β€Œβ€β€Œβ€‹β€Œβ€Œβ€‹β€Œβ€‹β€β€Œβ€Œβ€Œβ€Œβ€‹β€Œβ€Œβ€‹β€‹β€β€β€Œβ€β€Œβ€‹β€β€Œβ€β€Œβ€‹β€β€Œβ€β€Œβ€β€β€Œβ€Œβ€β€Œβ€‹β€‹β€Œβ€‹β€‹β€Œβ€β€‹β€β€‹β€β€‹β€Œβ€β€‹β€Œβ€Œβ€β€‹β€Œβ€‹β€‹β€β€‹β€Œβ€β€‹β€Œβ€‹β€β€Œβ€Œβ€β€Œβ€‹β€‹β€‹β€β€‹β€β€‹β€‹β€Œβ€β€‹β€β€Œβ€‹β€Œβ€‹β€‹β€‹β€β€‹β€‹β€Œβ€β€Œβ€β€‹β€β€Œβ€‹β€β€‹β€‹β€‹β€β€Œβ€β€‹β€‹β€‹β€β€‹β€β€Œβ€‹β€‹β€β€‹β€‹β€Œβ€β€‹β€Œβ€Œβ€β€Œβ€‹β€‹β€‹β€‹β€‹β€‹β€Œβ€‹β€‹β€‹β€Œβ€β€‹β€‹β€Œβ€β€‹β€β€Œβ€β€Œβ€Œβ€‹β€Œβ€‹β€β€Œβ€β€Œβ€Œβ€‹β€Œβ€β€Œβ€Œβ€‹β€‹β€Œβ€β€Œβ€Œβ€‹β€Œβ€Œβ€β€Œβ€Œβ€Œβ€Œβ€β€Œβ€β€Œβ€Œβ€Œβ€β€β€Œβ€Œβ€‹β€‹β€β€Œβ€β€Œβ€‹β€‹β€Œβ€β€‹β€Œβ€Œβ€Œβ€‹β€Œβ€β€β€‹β€‹β€Œβ€Œβ€Œβ€‹β€Œβ€β€β€Œβ€Œβ€Œβ€‹β€Œβ€β€‹β€Œβ€β€Œβ€Œβ€‹β€β€Œβ€β€Œβ€‹β€‹β€Œβ€β€Œβ€Œβ€Œβ€‹β€β€Œβ€‹β€Œβ€‹β€‹β€Œβ€β€Œβ€Œβ€Œβ€β€‹β€Œβ€Œβ€‹β€Œβ€β€β€Œβ€Œβ€Œβ€β€Œβ€β€Œβ€Œβ€‹β€Œβ€Œβ€‹β€‹β€Œβ€Œβ€Œβ€Œβ€β€‹β€β€Œβ€β€‹β€Œβ€β€β€Œβ€Œβ€‹β€Œβ€β€β€‹β€Œβ€β€Œβ€Œβ€Œβ€β€Œβ€‹β€‹β€β€‹β€β€Œβ€Œ

    April 18 @ 10:00 am - 12:00 pm

    LIISMA will be joining the Peconic Land Trust for a hands-on stewardship event at Broad Cove! Join us on Saturday, April 18, 2026, from 10:00 am to 12:00 pm, where ... Read more

  • Wed 22

    Earth Day Workdays with Seatuck

    April 22 @ 9:00 am - 2:00 pm

    Join the Phrag Fight at West Brook! Help Seatuck Environmental Association protect the newly free-flowing West Brook at Bayard Cutting Arboretum. Since the dam failed in 2019, the brook is ... Read more

  • Wed 22

    Earth Day Volunteer Invasive Removal Event with Lunch and Tour

    April 22 @ 10:00 am - 2:00 pm

    Celebrate Earth Day: Invasive Removal, Lunch, and Tour Join the Sisters of St. Joseph Sustainability Team at the Brentwood Campus for a hands-on day of ecological restoration and community. This ... Read more

  • Fri 24

    City Nature Challenge 2026: Long Island

    April 24 - April 27

    Join the 2026 City Nature Challenge! We are excited to announce that LIISMA is partnering with the iNaturalist ambassador program to support the first-ever City Nature Challenge (CNC) on Long ... Read more

  • Sat 25

    Annual Earth Day Celebration at Quogue Wildlife Refuge!

    April 25 @ 12:00 pm - 3:00 pm

    Join the Quogue Wildlife Refuge and the Eastern Long Island Audubon Society for a day of nature, education, and family-friendly fun! Celebrate our planet with a variety of outdoor activities, ... Read more

  • May 2026

  • Sat 9

    iMapInvasives Training & Guided Walk

    May 9 @ 3:00 pm - 5:00 pm

    Join the Long Island Invasive Species Management Area (LIISMA), the Unitarian Universalist Congregation at Shelter Rock (UUCSR) and the Port Washington Watershed Biodiversity Coalition for a hands-on workshop and nature ... Read more

  • Fri 29

    LIISMA Partners Meeting & Workshop

    May 29 @ 10:00 am - 1:00 pm

    Home Join us for our next Partners Meeting & Workshop, which will be held on May 29th. Save the date. More information coming soon!

    RSVP Now Free
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