• fish-siegning

    Small But Mighty:

    Tijuana River National Estuarine Research Reserve Makes the Most of a Reverse Estuarine System.

    Read the story on Environmental Monitor

  • WMBD2018_thumb

    World Migratory Bird Day - May 12

    Fun for the whole family, and FREE. This year it will be located on the San Diego Bay NWR!

    WMBD website

  • Estuary Explorers environmental education program

    Junior Rangers - Thursdays at 3:30 PM

    The Tijuana Estuary offers free activities for students 7-12 years of age, every Thursday from 3:30-4:30pm. Rain or shine. FREE!

    Tijuana Estuary Calendar

  • birders north mccoy trail

    Weekend Nature Walks

    Every Saturday and Saturday, there's something going on! Learn about wildlife on the refuge, guided by our knowledgeable docent staff.

    Guided weekend walks on the refuge

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