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  • mole crab

    July 19 - Mole Crabs and Migratory Birds

    Ecologist Kate Goodenough will discuss basic mole (sand) crab natural history, disease, and importance of this species to birds.

    Event Info Page

  • Estuary Explorers environmental education program

    Discovery Labs - New!

    TRNERR invites the community to a series of four open houses this year to excite and engage the minds of your entire family. FREE!

    Discovery Labs info page

  • 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

  • Long-billed curlew

    Birds of the Tijuana Slough NWR

    Gorgeous shots of the breathtaking avifauna on the refuge and surrounding research reserve.

    Birds of the Tijuana Slough NWR

  • Salt marsh birds beak - closeup

    Marsh Plants of the Refuge

    Enjoy a photo gallery of the specialized salt marsh plants of the Tijuana Slough NWR.

    Salt Marsh Plants of the Tijuana Slough NWR

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  

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Page Photo Credits — All photos courtesy of USFWS unless otherwise noted.
Last Updated: Jul 16, 2014
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