MDAS Field Trip — North Briones
Briones Regional Park (North) XV37+VX, Martinez, CA, United StatesNorth Briones Tuesday April 5, 8:30 - Noon Leader: Cheryl Abel, 925-957-6229 This walk begins in oak woodlands with lots of spring wildflowers and birds. We then continue through grasslands […]
Monthly Program: April 2022
Zoom CA, United StatesMain Program: Cooperation and conflict in the communal world of the Acorn Woodpecker Walt Koenig Acorn Woodpecker, best known for their unique habit of storing acorns by the thousands in […]
MDAS Field Trip — Black Diamond Mines
Black Diamond Mines Regional Preserve X45P+PP, Antioch, CA, United StatesBlack Diamond Mines Tuesday, April 12, 8 AM to 1 PM Leader: Hugh Harvey, 925-935-2979 A serious walk up through the Canyon Wren habitat. Other woodland and grassland birds are […]
MDAS Field Trip — Pine Canyon
Diablo Foothills Regional Park Trailhead Parking 1700 Castle Rock Rd, Walnut CreekPine Canyon Tuesday, April 19, 8 AM to 1 PM Leader Tracy Farrington, 925-788-6223 Pine Canyon, which includes the Castle Rock EBRPD recreational area, and the Diablo Foothills Regional Park […]
MDAS Field Trip — Del Puerto Canyon
Del Puerto Canyon Rd & Diablo Grande Pkwy Del Puerto Canyon Rd, Patterson, CA, United StatesDel Puerto Canyon Monday, April 25, 9 AM to 4 PM Leader: Beth Branthaver, 510-502-4869 This is an all day trip requiring an early start to meet at the lower […]
MDAS Field Trip — Mitchell Canyon
Mitchell Canyon 96 Mitchell Canyon Road, Clayton, CA, United StatesMitchell Canyon Thursday, April 28, 8 AM to 1 PM Leader: Sandy Ritchie, 925-685-8048 We will walk into Mitchell Canyon on the lower slopes of Mount Diablo State Park. Many […]
MDAS Field Trip — East Contra Costa County
Marsh Creek Regional Trail Trailhead X8R3+9H, Oakley, CA, United StatesEast Contra Costa County Saturday, April 30, 7 AM to 1 PM Leader: Randy Huey, 925-518-8439 This is a trip which often can be very hot by the finish. We […]
MDAS/SMD Field Trip—Curry Canyon
Curry Canyon RanchMount Diablo Audubon Society and Save Mount Diablo are partnering up for a hike on Save Mount Diablo's gorgeous Curry Canyon Ranch. This portion of Curry Canyon Ranch showcases beautiful […]
Monthly Program: May 2022
Zoom CA, United StatesMain Program: Soundscapes to Landscapes Dr. Leo Salas and David Leland The earth’s biodiversity and associated ecosystem services are in a severe state of decline due to human pressure, however, […]
MDAS Field Trip — West Briones Regional Park
Bear Creek Staging Area Briones Bear Creek Staging Area, 16 Bear Creek Rd, Lafayette, CA, United StatesWest Briones Regional Park Monday, May 9, 8 AM to 1 PM Leader: Mike Marchiano, 925-372-6328 A visit to the west entrance of Briones Regional Park in the spring offers […]
Monthly Program: June 2022
The Camellia Room at The Gardens at Heather Farm 1540 Marchbanks Drive, Walnut Creek, CA, United StatesBirding Information: Local Birds from MDAS Photo Contests Krista Vossekuil, MDAS Education Chair Krista Vossekuil will share some of the photos from the MDAS Photo Contests! Check out all the amazing […]
MDAS Field Trip — Outer Point Reyes
Bear Valley Visitor Center 25RX+CV, Inverness, CA, United StatesOuter Point Reyes Saturday, June 4, 8:30 AM to 3 PM Leaders: Hugh Harvey and Beth Branthaver This is a trip to see some spring birds, and visit some of […]
MDAS Field Trip — Yuba Pass (2-day outing)
Yuba Pass Yuba Pass, Yuba Pass Road, Calpine, CA, United StatesYuba Pass Saturday-Sunday, June 11-12, 7 AM Saturday to 1 PM Sunday Leaders: Hugh and Rosita Harvey This is always a productive and well-favored weekend trip to the northern Sierra […]
13th Annual Martinez Beaver Festival
Susana Park Estudillo St. & Susana St., Martinez, CACome show your support for urban beavers and visit the Mt. Diablo Audubon Society booth and other favorite nature organizations at the 13th annual Martinez Beaver Festival.
MDAS Field Trip — Bodega Bay
Tides Restaurant Bodega Bay 835Bay Highway, Bodega Bay, CA, United StatesBodega Bay Saturday, August 20, 9 AM to 3 PM Leader: Hugh Harvey, 925-935-2979 The last trip of our field trip calendar, but sometimes considered the first trip for fall […]
MDAS Field Trip — Jewel Lake
Jewel Lake, Tilden Nature Area, California 600 Canon Dr, Berkeley, CA 94708, Berkeley, CA, United StatesJewel Lake, Tilden Nature Area, Berkeley Thursday September 1, 7:30am - 11:30am A short walk along Wildcat Creek and around Jewel Lake in Tilden Park. Possible highlights include fall warblers, […]
Monthly Program: September 2022
Lakeside Room of the Heather Farm Community Center at Heather Farm 301 N. San Carlos Drive, Walnut Creek, CA, United StatesBirding Information: Eagle Scout Nest Box Projects Georgette Howington, Nest box monitor for the California Bluebird Recovery Program Georgette Howington will introduce several Eagle Scouts who completed Nest Box and […]
Antioch Dunes National Wildlife Refuge
Antioch Dunes National Wildlife Refuge 2683+CH, Antioch, CAAntioch Dunes National Wildlife Refuge--Docent-led public tour Saturday, September 10, 10 AM to 11 AM MDAS Coordinator: Hugh Harvey Antioch Dunes is the only unit of the National Wildlife Refuge […]
MDAS Field Trip — Vaux’s Swifts at McNear Brickyard
McNear Brickyard 1 McNear Brickyard Rd., San Rafael, CAVaux's Swifts at McNear Brickyard Thursday, September 15, 5 PM to dark Leader: Hugh and Rosita Harvey, 925-935-2979 Every fall when Vaux's Swifts fly to Central and northern South America, […]
MDAS Field Trip — Frank’s Dump
Hayward Regional Shoreline 3010 W. Winton Ave, Hayward, CA, United StatesHayward Regional Shoreline - Frank's Dump Saturday September 17, 2:30pm - 5:30pm We will meet at the very end of Winton Ave, walk out to the Bay Trail and head north. […]