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What Can We Help Find?

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Bioblitz participants take photographs of organisms from trail.
City Nature Challenge 2022
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Help document local species at your doorstep during this international celebration of biodiversity.

Visit the Tam Van, One Tam's mobile visitor center
Explore Mt. Tam’s wild side with a visit to the Tam Van
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Start your adventure on Mt. Tam with a visit to the Tam Van, our mobile visitor center. 

Visit the Tam Van, One Tam's mobile visitor center
Explore Mt. Tam’s wild side with a visit to the Tam Van
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Start your adventure on Mt. Tam with a visit to the Tam Van, our mobile visitor center. 

Battery Townsley "pond" in a former gun emplacement
LGBTQ+ History at Battery Townsley

Celebrate Pride Month in the Marin Headlands! Join a ranger-led hike to Battery Townsley, followed by a tour inside the historic WWII fortification. This program will focus on WWII’s impacts on the LGBTQ+ community, the history of the Lavender Scare, and the importance of sharing these stories today.

Volunteers at Coastal Cleanup Day
Golden Gate Beach Stewards
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Help keep Ocean Beach and our San Francisco coastline beautiful, clean, and safe for all.

Register
Dungeness crab
Crabbing & Fishing at Fort Baker

Join rangers and docents at the Fort Baker Pier for a morning of crabbing! Call 415-331-1540 to reserve your spot.

Volunteers at Work
Invasive Plant Patrol
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Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Registration Required
Volunteers at Work
Invasive Plant Patrol
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Hiking with a mission – help find and remove new infestations of invasive weeds while exploring the parks.

Registration Required
Volunteers celebrating in Stinson Beach.
(CANCELED) Friday Field Days - Marin
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Help restore and maintain landscapes and historic sites in Marin.

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