Protected Areas Database of the United States (PADUS 2.1)Updated: 2023U.S. Geological Survey | Science Analytics and Synthesis | Gap Analysis Project (GAP) | Protected Areas Database of the United States 2.1
UNEP-WCMC (2024). Protected Area Profile for Janet Van Gelder from the World Database on Protected Areas, December 2024. Available at: www.protectedplanet.net