Bay Nature's events calendar has events from nature organizations all over the Bay Area. Find guided Bay Area hiking, learn about Bay Area wildlife, and more. Learn about our In the Field outings. Or submit your own event.

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March 2015

LANDFORMS of the Southwest – Art Exhibit

March 10 - April 25
Bay Model Visitor Center,
2100 Bridgeway, Sausalito, CA 94965 United States
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March 10–April 25, 2015 Contemporary Realist Landscape artist Suzanne Siminger moved to Santa Fe, New Mexico for a five-year adventure ... Find out more »

17th Annual Botanical Art Exhibition at Filoli

March 24 @ 10:00 am - June 6 @ 3:30 pm
86 Canada Rd., Woodside, CA 94062 United States
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Exhibit: Tuesday, March 24 through Sunday, June 6, 2015 Meet the Artists Evening Reception: Thursday, March 26, 5:00 p.m. to ... Find out more »

Arduino Basics: building interactive objects & environments

March 24 @ 7:00 pm - May 26 @ 9:00 pm
Randall Museum,
199 Museum Way, San Francisco, California 94114
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Arduino is a popular open-source electronics platform based on easy-to-use hardware and software that’s used to create interactive projects— anything ... Find out more »
April 2015

Birdathon 2015

April 1 @ 8:00 am - April 30 @ 5:00 pm
Multiple Bay Area Locations!,
April brings great springtime birding… as well as Birdathon, Golden Gate Audubon’s biggest fundraiser and FUN-raiser of the year. Sign ... Find out more »

Creek Restoration Class Merritt College

April 19 @ 9:30 am - May 5 @ 9:20 pm
Merritt College,
12500 Campus Dr., Oakland, CA 94619
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Introduction to Restoration and Monitoring of Watercourses. Merritt College, 1 unit class. Field-based class; assess the health of local creeks, ... Find out more »

Tuolumne Film & Culture Fest

April 21 @ 6:30 pm - 9:00 pm
Menlo Atherton Performing Arts Center,
555 Middlefield Road, Atherton,
The Tuolumne River provides water for 2.6 million people in the Bay Area via the Hetch Hetchy Water Delivery System. ... Find out more »

Astronomy Lecture: The Dark Side of the Universe

April 21 @ 7:30 pm - 8:30 pm
The Observation Post at the Presidio,
211 Lincoln Blvd, San Francisco, CA United States
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San Francisco Amateur Astronomers hosts astrophysicist Norbert Werner, of the Kavli Institute for Particle Astrophysics and Cosmology (KIPAC) at Stanford University, ... Find out more »

Earth Day Hike at Rockville Trails Preserve

April 22 @ 8:30 am - 12:30 pm
Rockville Trails Preserve,
Fairfield, CA United States
Enjoy Earth Day by joining us for a brisk hike, partially off-trail. We will travel about 4-6 miles up and ... Find out more »

Talk: Telling Stories with Bricks

April 22 @ 7:30 pm - 9:30 pm
Wild Equity Institute,
474 Valencia Street, Suite 295, San Francisco, CA 94103 United States
Bricks give literal structure to a history of place. Bricks were a fire proof building material in early years of ... Find out more »

Poet Ina Coolbrith’s Love of California Wildflowers: Presentation by Aleta George

April 22 @ 7:30 pm - 9:30 pm
Orinda Public Library,
24 Orinda Way, Orinda, CA United States
The California poppy was still ten years away from being named California’s official state flower when poet Ina Coolbrith wrote ... Find out more »

Get Exercise, Enjoy Nature, Map Invasives

April 23 @ 10:00 am - 12:00 pm
Tilden Regional Park,
Vollmer Peak Trail parking lot, Berkeley, CA United States
Join a pilot effort to map invasives (and some natives) using cell-phone apps. On fourth Thursdays, 10 AM – noon, ... Find out more »

Birds and Flowers at Loma Alta

April 23 @ 10:00 am - 2:00 pm
Loma Alta – Big Rock,
Lucas Valley Rd, San Rafael, United States
This public trail easement passes through some great wildflower habitats including serpentine soil that hosts some unusual species. It’s also ... Find out more »

Mt. Tam Earth Day: Service, Wildflowers & Stargazing

April 25
Mountain Theater,
E. Ridgecrest Blvd, Mill Valley, CA 94942
Join us at the Mountain Theater on Mt. Tamalpais to celebrate Earth Day though a variety of activities from morning ... Find out more »

Earth Day Service Projects

April 25 @ 9:00 am - 3:00 pm
Various preserves throughout Marin County,
The creation of Earth Day on April 22, 1970 marked what many consider to be the birth of the environmental ... Find out more »

Earth Day Beach Cleanup

April 25 @ 9:00 am - 12:00 pm
Aquatic Park,
Jefferson and Hyde Street, San Francisco, CA 94133 United States
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Help keep trash out of the Bay. At Aquarium of the Bay, we try to treat every day like Earth ... Find out more »

Earth Day Celebration

April 25 @ 9:00 am - 12:30 pm
El Sobrante Library,
4191 Appian Way, El Sobrante, CA 94803 United States
Join SPAWNERS and numerous community partners at our annual family-friendly Earth Day celebration! Activities will include native plant gardening projects, ... Find out more »

Earth Appreciation Day & Native and Drought-Tolerant plant gardening workshop

April 25 @ 9:00 am - 12:00 pm
Our City Forest Community Nursery & Training Center,
1000 Spring St, San Jose , CA United States
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Earth Appreciation Day: Celebrating Earth Day and Arbor Day! Come celebrate both Earth Day and Arbor Day at Our City ... Find out more »

Thomas Home Ranch Family Hike (SMD)

April 25 @ 9:00 am - 12:00 pm
Save Mount Diablo,
1901 Olympic Blvd Suite 320, Walnut Creek, CA 94596 United States
Thomas Home Ranch Family Hike – Save Mount Diablo Saturday, April 25th , 9:00 a.m. – Noon Have you visited ... Find out more »

Hike to Ocean View Summit

April 25 @ 10:00 am - 2:30 pm
Big Basin Redwoods State Park,
Hwy. 236, Boulder Creek, CA United States
Escape the crowds on this 6-mile loop through shaded forest to a hilltop view of the coast.  Join docent Steve ... Find out more »

Ring Mountain Grassland Restoration Project

April 25 @ 10:00 am - 1:00 pm
Ring Mountain Preserve,
Taylor Road, Tiburon, United States
Join us for our monthly drop-in volunteer workday as we focus on restoring the grasslands of Ring Mountain! Ring Mountain ... Find out more »


April 25 @ 10:00 am - 12:00 pm
Jepson Prairie Preserve,
Cook Lane & Hwy. 113, Dixon, CA 95620 United States
Jepson Prairie Preserve is one of California’s best remaining examples of a vernal pool ecosystem and native grassland prairie. Dry ... Find out more »

Spring Native Plant Sale and Wildflower Show – Los Altos Hills

April 25 @ 10:00 am - 3:00 pm
Hidden Villa Ranch,
26870 Moody Road, Los Altos Hills, CA United States
CNPS Spring Native Plant Sale and Wildflower Show, Hidden Villa, April 25 – 10am-3pm Scores of species of native plants ... Find out more »

Spring Plant Sale

April 25 @ 10:00 am - 2:00 pm
UC Botanical Garden at Berkeley,
200 Centennial Drive, Berkeley, CA 94720 United States
Our annual Spring Plant Sale is nearly here! We are featuring drought-resistant plants to keep your garden beautiful year-round. Our ... Find out more »

Aquarium of the Bay and BayMobile

April 25 @ 11:30 am - 2:30 pm
Bay Model Visitor Center,
2100 Bridgeway, Sausalito, CA 94965 United States
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Aquarium of the Bay and the Bay Model have teamed up to form the Bay Model Alliance, bringing the Bay, ... Find out more »

The BayMobile Visits the Bay Model Visitor Center

April 25 @ 11:30 am - 2:30 pm
Bay Model Visitor Center,
2100 Bridgeway, Sausalito, CA 94965 United States
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Aquarium of the Bay’s BayMobile is coming to the Bay Model! Visitors will experiment with the science of climate change ... Find out more »
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