• Earth Day Workdays with Seatuck

    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

  • City Nature Challenge 2026: Long Island

    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

  • iMapInvasives Training & Guided Walk

    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