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  • MDAS Field Trip — Mines Road

    Del Valle Regional Park 7000 Delvalle, Livermore, CA

    Mines Road Saturday, April 29 This is an all-day trip and often hot! Phainopepla, Lewis’ Woodpecker and Lawrence’s Goldfinch and many spring migrants are possible, plus great spring wild flowers. […]

  • MDAS Field Trip — Mount Diablo State Park

    801 La Gonda Way, Danville 801 La Gonda Way, Danville, CA

    Mount Diablo State Park Tuesday, May 2, 8 AM to 1 PM MDSP is a treasure trove for birders. Although every season in the park has its special qualities, late […]

  • Monthly Program: May 2023

    Zoom CA, United States

    The Magic of Central America: Costa Rica’s Birds and Ecology Benny Jacobs-Schwartz Costa Rica has long been regarded as one of the top tropical birding destinations in the world and […]

  • MDAS/SMD Field Trip — Curry Canyon

    Curry Canyon Ranch

      Joint Mt. Diablo Audubon & Save Mount Diablo Birding Walk at Curry Canyon Mount Diablo Audubon Society and Save Mount Diablo are partnering up for a hike on Save […]

    Free

  • MDAS Field Trip — West Briones Regional Park

    Bear Creek Staging Area Briones Bear Creek Staging Area, 16 Bear Creek Rd, Lafayette, CA, United States

    West Briones Regional Park Thursday, May 11, 8 AM to 1 PM A visit to the west entrance of Briones Regional Park in the spring offers views of spring wildflowers […]

  • MDAS Field Trip — East Contra Costa County

    Marsh Creek Regional Trail Trailhead X8R3+9H, Oakley, CA, United States

    East Contra Costa County Monday, May 15, 7 AM to 12PM Note starting time: we start this trip early as the location can be very hot by mid-day. We will […]

  • The Shoreline Festival in Crockett

    Join Mt. Diablo Audubon Society at The Shoreline Festival! FREE ADMISSION ​ENJOY LIVE MUSIC ALL DAY! This is a first-of-its-kind festival in Crockett, California, on May 20th, 2023, from 11 […]

  • Monthly Program: June 2023

    McHale Room of the Pleasant Hill Community Center 320 Civic Drive, Pleasant Hill, United States

    The Mt. Diablo Audubon Society will meet Thursday, June 1, in the McHale Room of the Pleasant Hill Community Center at 320 Civic Drive, Pleasant Hill, 94523.   Everyone is […]

  • MDAS Field Trip — Outer Point Reyes

    Bear Valley Visitor Center 25RX+CV, Inverness, CA, United States

    Outer Point Reyes Saturday, June 3, 8:30 AM to 3 PM Point Reyes is one of the premiere birding locations in Northern California, a great spot to find rarities during […]

  • The Beaver Festival in Martinez

    Join Mt. Diablo Audubon Society at The Beaver Festival in Martinez! The Beaver Festival is finally back! Show your support for urban beavers and join your friends and favorite nature […]

  • MDAS Field Trip — Hayward Regional Shoreline, Frank’s Dump

    Hayward Regional Shoreline 3010 W. Winton Ave, Hayward, CA, United States

    Hayward Regional Shoreline, Frank's Dump Friday, July 21, 3:30 PM to 6 PM For a shorebird spectacle, we will visit the hotspot known as "Frank's Dump" in late afternoon when […]

  • MDAS Field Trip — Bodega Bay

    Tides Restaurant Bodega Bay 835Bay Highway, Bodega Bay, CA, United States

    Bodega Bay Saturday, August 19, 9 AM to 3 PM The last trip of our annual field trip calendar, but sometimes considered the first trip for fall birding. At Bodega […]

  • MDAS Field Trip — Jewel Lake, Tilden Park

    Jewel Lake, Tilden Nature Area, California 600 Canon Dr, Berkeley, CA 94708, Berkeley, CA, United States

    Jewel Lake, Tilden Park Thursday, August 31, 7:30 AM - 11 AM Our traditional first field trip of fall - a short walk along Wildcat Creek and around Jewel Lake […]

    Free

  • Monthly Program: September 2023

    Zoom CA, United States

    Bloody Feather—Death of the Cardinal, A New Anti Bird Poaching Novel   Bruce Lewis   Bruce Lewis was an award-winning crime reporter for several California daily newspapers, including the Contra […]

  • MDAS Field Trip — Mt. Wanda, John Muir NHS, Martinez

    Mount Wanda Trailhead XVQ9+QW, Martinez, CA, United States

    This hike is especially for beginning birders! We'll walk through oak woodlands and oak savannah habitats, climbing uphill on a rutted fire road with one steep section. Then we'll walk […]

  • MDAS Field Trip — Vaux’s Swifts at McNear Brickyard

    McNear Brickyard 1 McNear Brickyard Rd., San Rafael, CA

    Vaux's Swifts migrate south along the Pacific Americas Flyway each fall, and one of their few known stopping points in Northern California is McNear Brick and Block in San Rafael. […]

    Free

  • MDAS Field Trip — Raptor Migration at Hawk Hill

    Hawk Hill Conzelman Road, Sausalito, California 94965 Conzelman Road, Sausalito, United States

    Hawk Hill in the Marin Headlands is one of the best spots in the entire US to see raptors during the fall migration! We'll also have stunning views of the […]

  • MDAS Field Trip — Outer Point Reyes

    Kenneth C. Patrick Visitor Center 1 Drake Beach Rd, Inverness, CA, United States

    Outer Point Reyes is a wonderful place for fall migrants, many of them Eastern passerine vagrants. You never know who'll turn up...sightings in past years have included Blackburnians and Blackpolls; […]

  • Monthly Program: October 2023

    Zoom CA, United States

    Why Birds Flock Jessica Griffiths You may have heard the old saying that birds of a feather flock together. But have you ever stopped to wonder why? Join Jessica Griffiths […]

  • MDAS Field Trip — Birding by Bike at Clifton Court Forebay

    Clifton Court Forebay Clifton Court Rd., Discovery Bay, CA

    Have a bicycle, e-bike or scooter, and like to bird? Join MDAS at Clifton Court Reservoir in eastern Contra Costa County, where we will do an out-and-back biking/birding trip of […]

    Free