Birding Trips

Mt. Diablo Audubon offers over 45 field trips annually for birders of all levels. In a recent year, birders helped to identify 260 species. From an overnight stay in Mt. Lassen to an easygoing amble around Contra Loma Reservoir, chances are we have a trip that’s right for you.


Young Birders

Are you 9-17 years old (or a parent of someone this age)? Want to get outside and see new places? Want to meet people your age who like birds and nature? Join the Mt. Diablo Audubon Society Young Birders Club!


Grayson Creek Birders

Do you like the idea of birding that serves a larger purpose? Would you enjoy revisiting local sites regularly to see how bird populations shift through seasons and evolve over time? Join the Grayson Creek Birders team.


East Bay Birding Email Groups

Mt. Diablo Audubon sponsors two East Bay Birding email groups: East Bay Birding-Sightings, which reports the sightings of migrating and unusual birds in Contra Costa and Alameda counties, and the companion East Bay Birding-Discussion, which is for talking about birding topics of a more general nature on the east side of the San Francisco Bay Area.


Birding Resources

Find copies of local birding checklists, order the Breeding Bird Atlas, get guidance on what to do with an injured bird, and access other information related to birding.


Upcoming Field Trips

Apr 04

MDAS Field Trip — North Briones

APRIL 4 @ 8:30 AM - 12:00 PM

North Briones Tuesday April 4, 8:30 – Noon This walk begins in oak woodlands with lots of spring wildflowers and birds. We then continue through grasslands ending at Sindicich Lagoons. We return the way we came, making about a 3 miles round trip with some climbing. Bring liquids & a snack if you wish. Rating: […]

Martinez CA
Apr 05

MDAS Field Trip — Orinda Connector Trail

APRIL 5 @ 8:00 AM - 11:00 AM

Orinda Connector Trail Wednesday, April 5, 2023, 8:00 AM – 11:00 AM A walk through an EBMUD property, requires a trail permit. If you have one bring it with you.  We walk downhill to San Pablo Creek, then toward the face of Briones Dam.  Wood Ducks are hard to find but some spring birds will […]

Orinda CA
Apr 11

MDAS Field Trip — Putah Creek at Pedrick Rd., Davis, CA

APRIL 11 @ 7:30 AM - 2:00 PM

NEW TRIP! Putah Creek at Pedrick Rd., Davis, CA. Tuesday, April 11, 7:30am to 2pm. This delightful, fairly short stretch of Putah Creek (~3/4 miles), can be very productive during Spring migration. It’s a fairly easy walk through lovely riparian right down in the creek bed. And the occasional sandy stretch will often host several […]

Davis CA
Apr 13

MDAS Field Trip — Black Diamond Mines

APRIL 13 @ 8:00 AM - 1:00 PM

Black Diamond Mines Thursday, April 13, 8 AM to 1 PM Black Diamond Mines is a wonderful, varied habitat but the centerpiece of this trip is a vigorous climb up through Canyon Wren habitat. Other woodland and grassland birds are also likely. Tricky footing through the wren’s rocky habitat, and no guarantees on finding them. […]

Antioch CA
Apr 17

MDAS Field Trip — Pine Canyon

APRIL 17 @ 8:00 AM - 1:00 PM

Pine Canyon Monday, April 17, 8 AM to 1 PM This field trip is especially good for beginning birders! Pine Canyon, which includes the Castle Rock EBRPD recreational area, and the Diablo Foothills Regional Park just beyond, provides rich habitat and resources for spring migrants passing through, as well as for many returning and nesting […]

Walnut Creek