Intervale Lowlands is a 135 acre private nature preserve in Lake Placid, NY along the West Branch of the Ausable River. It is comprised of forested areas, grasslands, wetlands, and aquatic habitats that support more than 150 species of birds, including rare forest breeding raptors. Intervale Lowlands has been preserved by Nancy and Larry Master through a conservation easement held by the Lake Placid Land Conservancy. Intervale Lowlands aims to partner with local and regional nature centers, conservation organizations, universities, and individuals through education, outreach, and scientific research.

Please visit our partners, explore our biological inventory, and participate in our events.

Contact Larry Master for more information.

  • Management Tools


  • 2013 – 2015 Review


  • Protocols


  • Upcoming Events

  • Recent Bird Sitings

  • Happenings

    • The Humble Moth

          August is a great time to celebrate one of the most diverse families of life that exists today. Celebrate with us by learning more about these amazing insects! Moths and butterflies are both enjoyed by people, but moths…


    • Intervale Lowlands all-taxa survey report

      Over the past few years, naturalists participating in our all taxa survey have gathered observation data on over 1,000 species on the preserve’s 135 acres. Although not all species that exist on the preserve have been documented in our database,…


    • Phenology in Lake Placid

      As global climates continue to change, it is important to monitor how living organisms respond to these changes. Phenology is the timing of natural events related to the seasonal life cycles of living organisms. “Phenology is nature’s calendar—when cherry trees…