• Blue Goose with Party Hat

    NWR System Turns 115 Years Old

    The NWR System is turning 115 years old March 14! Take the challenge and test your knowledge about the national wildlife refuge system.

    Take the quiz on our sister refuge's (San Pablo Bay NWR) website

  • Pacific Tree Frog

    Photo Gallery

    View images from Ellicott Slough National Wildlife Refuge.

    Photo Gallery

  • Santa Cruz Long-toed Salamander Metamorph

    Ellicott Slough NWR

    This 2002 article by Refuge Manager Diane Kodama offers some history on the creation of Ellicott Slough National Wildlife Refuge.

    Read more

  • Tideline Newsletter

    Tideline Newsletter

    Download the latest issue of the San Francisco Bay National Wildlife Refuge Complex newsletter.

    Tideline Newsletter

About the NWRS

National Wildlife Refuge System


The National Wildlife Refuge System, within the U.S. Fish and Wildlife Service, manages a national network of lands and waters set aside to conserve America's fish, wildlife, and plants.

Learn more about the NWRS