One Tam

Trail signs along the Dias Ridge Trail
Event
Wed, Oct 25 10:00am-12:00pm
Hike the stunning Redwood Creek Trail on Mt. Tamalpais with One Tam partner staff. This is a One Tam member event - join us to learn more!
Forested surroundings of Redwood Creek Trail
Event
Learn about work happening to manage, protect and restore the unique and rare flora on Mt. Tamalpais. This is a One Tam member event - join us to learn more about supporting One Tam!
Sulfur tuft mushroom found in the Golden Gate National Parks.
Event
Fri, Nov 10 10:00am-12:30pm
Join One Tam at Samuel P. Taylor State Park for a nature and science adventure!
Sulfur tuft mushroom found in the Golden Gate National Parks.
Event
Thu, Nov 09 1:00pm-4:00pm
Join One Tam at Tomales Bay State Park for a nature and science adventure!
Black bear eating dandelions
Event
Online/Virtual
Join us for a virtual foray into the world of black bears in Marin and beyond! Learn about bears in Marin’s public lands and the ongoing conservation initiatives aimed at documenting the black bear population in the North Bay.
One Tam staff and volunteers doing stewardship work in Muir Woods.
Volunteer
Muir Woods Visitor Center
Join the Golden Gate National Recreation Area (GGNRA) at Muir Woods for a day of service celebrating Great American Outdoors Day on Friday August 4, 2023!
Green sweat bee (Agapostemon texanus) on flower
Event
Sky Oaks Watershed Headquarters
One Tam is continuing our efforts to monitor and understand more about Mt. Tamalpais’ wild bees and other pollinators. Community science volunteers play a critical role in this study by pinning, sorting, and labeling specimens collected from the field.
Green sweat bee (Agapostemon texanus) on flower
Event
Sky Oaks Watershed Headquarters
One Tam is continuing our efforts to monitor and understand more about Mt. Tamalpais’ wild bees and other pollinators. Community science volunteers play a critical role in this study by pinning, sorting, and labeling specimens collected from the field.
Green sweat bee (Agapostemon texanus) on flower
Event
Sky Oaks Watershed Headquarters
One Tam is continuing our efforts to monitor and understand more about Mt. Tamalpais’ wild bees and other pollinators. Community science volunteers play a critical role in this study by pinning, sorting, and labeling specimens collected from the field.
Green sweat bee (Agapostemon texanus) on flower
Event
Sky Oaks Watershed Headquarters
One Tam is continuing our efforts to monitor and understand more about Mt. Tamalpais’ wild bees and other pollinators. Community science volunteers play a critical role in this study by pinning, sorting, and labeling specimens collected from the field.