The Bay Nature events calendar features events sponsored by Bay Area nature organizations from Sonoma to Santa Cruz. Find guided hikes, learn about Bay Area wildlife, enjoy nature festivals, and more!

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August 2019
Thursday, August 22 @ 9:30 am - 3:30 pm

Three Preserve Tour — on Horseback

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Saturday, August 24 @ 9:00 am - 11:00 am

The Impact of Fire

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Saturday, August 24 @ 9:00 am - 12:00 pm

Watershed Action Day BioBlitz

Arena Green, 375 W Santa Clara St, San Jose, 95113 + Google Map
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Saturday, August 24 @ 1:00 pm - 3:00 pm

Naturalist Hike: Heritage Day Walk

China Camp State Park, 1898 N San Pedro Rd, San Rafael, California 94901 + Google Map
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Saturday, August 24 @ 5:00 pm - 10:30 pm

Arachnophilia!

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Saturday, August 24 @ 6:00 pm - 8:00 pm

Round Valley Sunset Hike

Round Valley Regional Preserve, 19450 Marsh Creek Rd, Brentwood, CA 94513 + Google Map
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Sunday, August 25 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
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Sunday, August 25 @ 10:00 am - 2:00 pm

South Bay: Butano Redwood Grove

Butano State Park, 1500 Cloverdale Rd., Pescadero, CA 94060 + Google Map
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Sunday, August 25 @ 10:00 am - 11:30 am

Senior Stroll: Exploring an Island

Santa Margarita Island, Meet at the gate end of Meadow Dr, San Rafael, + Google Map
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Sunday, August 25 @ 6:00 pm - 9:00 pm
bat

Bats of Alpine Pond – Skyline Ridge Preserve

Skyline Ridge Open Space Preserve, Skyline Rd Hwy 35, Los Altos, CA 90755 + Google Map
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Saturday, August 31 @ 9:30 am - 11:30 am

Naturalist Hikes at China Camp

China Camp State Park, 1898 N San Pedro Rd, San Rafael, California 94901 + Google Map
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Saturday, August 31 @ 5:30 pm - 8:30 pm

East Bay: Tarantula Trek on Mount Diablo

Mount Diablo State Park (Mitchel Canyon Rd), 96 Mitchel Canyon Fire Rd, Clayton, CA 94517 + Google Map
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September 2019
Sunday, September 1 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
More »
Sunday, September 8 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
More »
Sunday, September 15 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
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Sunday, September 15 @ 9:00 am - 12:00 pm

Thomas Home Ranch Property Tour

Thomas Home Ranch, 5755 Nortonville Road, Pittsburg, CA 94565 + Google Map
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Saturday, September 21 @ 9:00 am - 11:00 am

The Impact of Fire

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Sunday, September 22 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
More »
Sunday, September 29 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
More »
Sunday, September 29 @ 9:00 am - 12:00 pm

Twin Ponds Loop Hike – Shell Ridge

Twin Ponds, End of Rockspring Place, Walnut Creek, CA + Google Map
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October 2019
Sunday, October 6 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
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Sunday, October 6 @ 4:30 pm - 7:00 pm

Mitchell Canyon Tarantula Hike

Mitchell Canyon Visitor Center, 96 Mitchell Canyon Fire Rd, Clayton, CA 94517 + Google Map
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Sunday, October 13 @ 8:45 am - 11:30 am
|Recurring Event (See all)
Weekly on Sunday Mornings (8:45am-11:30am)

Eco-Sail to the Marin Headlands (Summer and Fall 2019)

Schooner Freda B, Sausalito Yacht Harbor, Slip 465, Sausalito, CA 94965 + Google Map
More »
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