Video footage ©William Bay
Drone footage ©Joshua Rittenberry

Experience Southern California's largest coastal wetland

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The Tijuana River National Estuarine Research Reserve is one of 30 Reserves in the United States. We preserve, protect, and manage the natural and cultural resources of the Tijuana River Estuary by creating opportunities for education and research while promoting public access for recreation throughout the Reserve. Come experience the beauty and wonder of this natural wetland habitat.

A mother and child overlooking the wetlands at the Tijuana River National Estuarine Research Reserve

Explore the Tijuana Estuary

From hiking and biking to birding and horseback riding, the Tijuana Estuary has something for everyone.

Student researcher Nancy Torres washes and separates the samples she's collected into multiple composites in the Tijuana Estuary.

Research and Monitoring

The unique socio-ecological setting of the Tijuana Estuary makes it an ideal "living laboratory" for researchers.

A group of students listen to a presentation by a California State Parks employee at the Tijuana Estuary

Education Programs

The Tijuana Estuary offers a variety of educational programs that celebrate the natural and cultural resources found in the Reserve.

Current Announcements

Job Announcement

Senior Park Aide for Volunteer Support

Final Filing Date: September 19, 2025

Salary: $20.90 - $25.15 per hour

Join a multi-disciplinary team of educators, scientists, maintenance specialists, and park managers committed to conserving natural and cultural resources, providing high quality recreational opportunities, and deepening a connection between humans, natural communities, and cultural heritage.

The Senior Park Aide for Volunteer Program Support works on administrative duties related to the volunteer program at the Tijuana River National Estuarine Research Reserve, Border Field State Park, and Silver Strand State Beach, and with attention to the core programs of education, stewardship and maintenance, research, and coastal training and engagement. The Senior Park Aide for Volunteer Program Support provides essential support for core programs that fulfill the mission of California State Parks and the Tijuana River National Estuarine Research Reserve and works in collaboration with the Tijuana Estuary Foundation and the U.S. Fish and Wildlife Service, and other partners. For further information regarding this position, visit the CalCareers Job Posting for JC-491205, SENIOR PARK AIDE (SEASONAL).

For more information and to apply, please visit:

https://calcareers.ca.gov/CalHrPublic/Jobs/JobPosting.aspx?JobControlId=491205

You will find additional information about the job in the Duty Statement.

Current Conditions

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Water Temp

73.92° F

Dissolved Oxygen

1.48 mg/L

Water Level

3.15 ft

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Divided Together Podcast

Divided Together is a California State Parks podcast series that explores the land, the history, and the people surrounding Border Field State Park.

CA State Parks Research Assistant recording and informational video at the Tijuana Estuary

Lunchtime Live

Join us every other Tuesday at 12pm on Facebook for our Lunchtime Live event where we highlight a variety of species and topics at the Reserve.

Upcoming Events

  • September 19, 2025
    Friday Stewardship Session for Long-term Volunteers
    See more details