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  • MDAS Field Trip—Mt. View Sanitary/McNabney Marsh

    Mountain View Sanitary District 3800 Arthur Rd, Martinez, CA, United States

    We expect to see a variety of water birds here, from grebes and ducks, to waders and peeps. Marsh passerines and raptors might also be present. This hike is limited to 20 participants. All Field Trips are first-registered, first-served. Participants acknowledge the MDAS Liability Waiver (available during registration). Rating: Moderate Elevation change: N/A Leader: Randy […]

    Free

  • Recent Tech Advancements And Bird In Flight Photography – The Good, The Bad, And The Ugly

    Online

    Burrowing owl flight with dove Photo: Rob Bielefeld This presentation will focus on recent advancements in camera and lens technology. From sensors, to IBIS, to AF, advancements have made at getting great birds-in-flight images easier than ever before. However, with advancements come potential pitfalls. Speaker Rob Bielefeld will discuss both sides of the technological coin: […]

  • MDAS Field Trip—Sacramento/Colusa National Wildlife Refuges

    Sacramento/Colusa National Wildlife Refuges Dunnigan Northbound Rest Area I-5 North of Dunnigan, Dunnigan, United States

    Sacramento/Colusa National Wildlife Refuges Saturday, December 4, 8:15 AM-5 PM Leader: Beth Branthaver, 510-502-4869 All the migratory birds will have arrived for the duration of the winter and we expect to see plenty of waterfowl, raptors, other birds, and hopefully Sandhill Cranes. We will drive the auto tour routes at both of these refuges and […]

    Free

  • MDAS Field Trip—American Canyon Wetlands

    American Canyon Wetlands Edge Park 2 Eucalyptus Drive, American Canyon, CA, United States

    American Canyon Wetlands Monday, December 6, 9 AM-Noon Leaders: Chris & Teri Wills, 925-408-5364 A walk out to the wetlands, ponds and sloughs along the Napa River produces many exciting birding opportunities. We expect plenty of waterfowl, raptors, waders, shorebirds and passerines. The parking lot porta-potty was removed in July and may or may not […]

    Free

  • 2021 East County Christmas Bird Count

    Hold the date for the 20th annual East Contra Costa County Christmas Bird Count!  Species and total numbers of birds within this count circle will be censused.  To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within the count circle, contact one of […]

  • 2021 Central County Christmas Bird Count

    Hold the date for the Central Contra Costa County Christmas Bird Count, a tradition going back to 1955! Species and total numbers of birds within this count circle will be censused.  To participate in field trips led by experienced birders on this special occasion, or to tally birds at your yard/feeder if you live within the count […]

  • Down For the Count: Exploring Bird Diversity at Point Reyes

    Point Reyes National Seashore - Bear Valley Visitors Center 1 Bear Valley Visitor Center Access Road, Point Reyes Station, CA, United States

    For fifty years the Point Reyes Christmas Bird Count (CBC) has been an annual tradition monitoring the winter populations of over two hundred species of birds here. Point Reyes National Seashore and adjoining areas rank in the top ten of over two thousand counts nationwide in terms of species diversity. This remarkable accomplishment is mostly […]

    $70 – $80

  • MDAS Field Trip—Lake Merritt and Arrowhead Marsh–High Tide

    Lake Merritt 699 Bellevue Ave, Oakland, CA, United States

    Lake Merritt and Arrowhead Marsh--High Tide Monday January 3, 8:30 AM-1 PM Leader: Sandy Ritchie, 925-685-8048 Winter ducks on Lake Merritt and other birds usually means easy viewing from the sidewalk. The lake is one of the few places in the Bay Area where Barrow's Goldeneyes can be seen. An entry fee past the gate […]

    Free

  • MDAS Field Trip—East Contra Costa County

    Big Break Regional Shoreline 69 Big Break Road, Oakley, CA, United States

    East Contra Costa County Wednesday, January 12, 9 AM-1 PM Leader: Paul Schorr, 925-988-0070 We will be birding at Big Break/Delta Science Center, Iron House Sanitary, and possibly other places in the East Contra Costa. Usually good for waterfowl, raptors and some passerines. Dress warmly, bring lunch and drinks. Rating: Category 1-Easy Elevation change: N/A Leader: Paul Schorr, […]

    Free

  • MDAS Field Trip—Shollenberger Park/Ellis Creek

    Shollenberger Park 1400 Cader Lane, Petaluma, CA, United States

    Shollenberger Park/Ellis Creek Saturday, January 15, 8:30-2 PM Leader: Sandy Ritchie, 925-685-8048 Both of these locations are great for wintering waders, shorebirds, waterfowl and a few raptors. Bring lunch and a beverage. Rating: Category 1-Easy Elevation change: N/A Leader: Sandy Ritchie, 925-685-8048 Meet: Point Blue parking lot at 8:30 AM Directions: Take I-680 across the Benicia Bridge. Go west […]

    Free

  • MDAS Field Trip—Martinez Waterfront Birds

    Waterbird Regional Preserve, Martinez 2701 Waterfront Rd., Martinez, CA, United States

    Martinez Waterfront Birds Tuesday, January 25, 9 AM-2 PM Leader: Tracy Farrington, 925-788-6223 We will be birding waterfront areas in the Martinez area, looking for shorebirds, waders, waterfowl, gulls, raptors and others. Dress warmly, bring a lunch and drinks. These areas may include Waterbird Preserve, TransMontaigne Pipeline, Mococo Marsh and Martinez Regional Shoreline. Rating: Category 1--Easy […]

    Free

  • MDAS Field Trip—Thornton Area/Cosumnes Preserve

    Westgate Landing Regional Park 4GF5+HP, Terminous, CA, United States

    Thornton Area/Cosumnes Preserve Saturday, February 5, 8:45 AM-1 PM Leader: Ethan Chickering, 925-890-3833 The major portion of the birding is done along Woodbridge Road and the Isenberg Crane Reserve,  and at the Cosumnes River Preserve.  In winter these areas are thick with Sandhill Cranes, Snow, Greater White-fronted and Cackling Geese.  Also present will be many […]

    Free

  • MDAS Field Trip—Bodega Bay

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

    Bodega Bay Saturday, February 12, 9:15 AM-2 PM Leader: Hugh Harvey, 925-935-2979 Many opportunities for spotting great birds are available on this trip.  Wintering shorebirds and waterfowl sometimes number in the 1000s.  We will not be attacked by any of The Birds in Hitchcock's famous movie.  After meeting at The Tides Restaurant, we will stop […]

    Free

  • MDAS Field Trip—Walnut Creek City Parks

    Heather Farm Park 301 N San Carlos Dr, Walnut Creek, CA, United States

    Walnut Creek City Parks Wednesday, February 23, 8:30 AM-1 PM Leader: Hugh Harvey, 925-935-2979 Starting in Heather Farm Park, we will walk around the large, mostly natural pond, birding along the way.  We will visit one or two other parks within the city, to be determined the day of the trip. Rating: Category 2-Moderate Elevation change: N/A […]

    Free

  • MDAS Field Trip—Los Banos/Panoche Valley

    McDonald's Gustine 430 1st Ave, Gustine, CA, United States

    Los Banos/Panoche Valley Saturday/Sunday, February 26-27, two full days Leaders:  Beth Branthaver and Hugh Harvey On Saturday this trip takes us through marshy areas of the Central Valley, where we should see large numbers of waterfowl, raptors and waders.  Sunday will be a visit to the Panoche Valley, which may have more raptors and other […]

    Free

  • MDAS Field Trip — Contra Loma Regional Park

    Contra Loma Reservoir 1200 Frederickson Ln, Antioch, CA, United States

    Contra Loma Regional Park Wednesday, March 2, 8:30 AM -3 PM Leader: Paul Schorr, 925-998-0070 We will be birding the reservoir, Loma Island and surrounding grassland areas.  Expected species include waterfowl, woodland, riparian/marsh, shore and grassland birds.  Dress appropriately, bring lunch and drinks. Rating: Category 1-Easy Elevation change: N/A Leader: Paul Schorr, 925-998-0070 Meet: Contra Loma Regional Park--Channel Point […]

  • MDAS Field Trip — Mt. View Sanitary and McNabney Marsh

    Mountain View Sanitary District 3800 Arthur Rd, Martinez, CA, United States

    Mt. View Sanitary and McNabney Marsh Tuesday March 8, 9 AM to Noon Leader: Randy Huey, 925-518-8439 Starting at the Mt. View Sanitation District Administration Building, we will spend most of our outing walking around the several large ponds making up Moorhen Marsh. Parking is free, and there are restrooms at the beginning of the […]

    Free

  • MDAS Field Trip — Valle Vista

    Valle Vista RVC6+WQ, Moraga, CA, United States

    Valle Vista Friday, March 18, 8 AM-Noon Leader: Don Lewis, 925-284-5480 A walk through various habitats at the EBMUD property will allow us to see 50-60 species.  If you have one, bring your EBMUD pass.  This property is at the upstream end of Upper San Leandro Reservoir. Rating: Category 2, Moderate Elevation change: Some moderate changes Leader: Don […]

  • MDAS Field Trip — Lake Lagunitas

    Lake Lagunitas WCX2+JX, Fairfax, CA, United States

    Lake Lagunitas Wednesday, March 23,  9 AM-1 PM Leader: Hugh Harvey, 925-935-2979 Spring is approaching and we will enjoy birds and flowers on the north slope of Mount Tamalpais.  The lake is part of the watershed for Marin Water District. An $8 entry fee is required.  After birding below the dam, we will hike around […]

    $8

  • MDAS Field Trip — Tomales Bay State Park

    Heart's Desire Beach Hearts Desire Beach, Inverness, CA, United States

    Tomales Bay State Park Saturday, March 26, 8:30 AM-1 PM Leader: Linda Shinn, 925-597-0234 A popular site for birding along Tomales Bay, including a hike from Heart's Desire Beach to Indian Beach.  We return uphll around the wet meadow behind Indian Beach. Some water fowl, forest birds and Osprey are possible. Rating: Category 2-Moderate Elevation change: Moderate […]

    $8