• Bodega Bay Pelagic Trip with Lucas Stephenson and Captain Rick Powers – Sunday, November 23rd 7:00 a.m. to 6:00 p.m.

    Bodega Bay's Porto Bodega 1534 East Shore Road, Bodega Bay, CA, United States

    This year's Banner Bodega Pelagic Trips: We have had good luck this season finding 6 Storm-Petrels, including Leach's and Tristram's, 6 Shearwaters including Manx, Short-tailed, and Flesh-footed. Skuas, Jaegers, Tufted Puffins, Fulmars and Sabine's Gulls have been appearing on most trips. Most recently, 3 Albatross including multiple Laysan and one Waved! The Waved is the […]

    $200
  • Benicia CBC Pre-Count Benicia Community Park at 8:30 a.m. with Tom Slyker & Robin Leong

    Benicia Community Park 540 Rose Drive, Benicia, United States

    Location: Benicia Community Park Time: 8:30 a.m. This trip will highlight and scout out several locations for the upcoming Benicia Christmas Bird Count. We hope to continue from Benicia Community Park and visit the Benicia Pier and Benicia State Park ... depending on time. Species observed can be recorded for the count week. 

    Free
  • Christmas Bird Count for Kids Sunday, December 14th American Canyon Wetlands at 9:00 a.m.

    American Canyon Wetlands 2 Eucalyptus Drive, American Canyon

    Children, bring your parents and a brown bag lunch, water bottle, and come join us to look for birds at American Canyon Wetlands on Sunday, December 14th. We will meet at 9:00 a.m. near the parking area, review birding strategies, have a quick binocular training, break into small groups, and bird throughout the wetlands. We […]

    Free
  • Benicia Christmas Bird Count – Monday, December 15, 2025 – Join a Team!

    We’d be delighted if you could join us for a day of birding at this year’s Benicia Christmas Bird Count (BCBC). The Benicia Count was founded in 1930 (95 years ago!) and this year Tom Slyker and Robin Leong are organizing this FUN event. The BCBC count circle includes the communities of Benicia, East Vallejo, […]

    Free
  • Angwin Christmas Bird Count – Thursday, January 1st, 2026 – Join a Team

    Start the New Year off with a blast by participating in the Angwin CBC! Birding opportunities are available throughout the count circle including the Napa Valley, Pope Valley, Lakes Berryessa, Hennessey, and Angwin. We have an excellent crew of experienced area leaders so everyone is encouraged to take part. The count is an important measure of […]

    Free
  • NSAS Speaker Series Presents: “Birding from Here to There” with Harry Fuller Thursday, January 8, 2026 at 7:00 p.m.

    Napa Valley Lutheran Church 1796 Elm St., Napa, CA 94558

    About the Presentation: We will explore what San Francisco’a natural history was like BEFORE the missions and the Gold Rush. Which bird species became known to science because they were found in the Bay Area? Then we will digitally explore the best birding spots along I-5 heading north. Where is there a Lewis’s Woodpecker community […]

    Free
  • Beginners Bird Walk – January 11

    American Canyon Wetlands 2 Eucalyptus Drive, American Canyon

    Start the new year off with a pleasant walk along the American Canyon Wetlands Preserve on Sunday, January 11 starting at 9:00 AM.  What you’ll see are ducks, shorebirds, sparrows and warblers that have completed their nesting season and returned south to over winter in our area.  Along with the visitors there are also a […]

  • NSAS Field Trip to Consumnes River Preserve Saturday, January 17th with Bruce Thomsen & Mark Stephenson

    Consumnes River Preserve 13501 Franklin Blvd, Galt, CA, United States

    The Cosumnes River Preserve protects one of California’s last remaining undammed rivers and its associated ecosystems: wetlands, riparian oak forest, grasslands, and sloughs. It is home to more than 250 species of birds, over 40 fish species and more than 230 plant species. We will walk nature trails observing woodland and riparian birds and boardwalks […]

    Free
  • Beginners’ Bird Walk Sunday, Jan. 25, American Canyon Wetlands, 9:00 AM

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

    Recently the weather has been cooperating with sunny days, and our Beginners walk on January 11 was delightful.  We are anticipating that our good fortune will continue with enjoyable birding weather for our next Beginners Bird walk on Sunday, January 25.  So, if you’d like some company as you learn about birding, we’d be delighted […]

  • Winged Migration Expo – Building 69 – January 31st – February 1st

    Winged Migration Expo 1001 Waterfront Ave, Vallejo, CA, United States

    Stay tuned for many events, including birding field trips, expert speakers, educational tabling, interactive kids activities, food and drink vendors, area hikes, and historic ship viewing are scheduled for this year’s Winged Migration Expo. Activities will be held at Building 69, Mare Island, Waterfront Avenue between Kansas and 4th Street, parallel to Nimitz Ave. Many […]

    Free
  • The Ins and Outs of Vaux’s Swifts with Michael Heim on Thursday, February 12th at 7:00 p.m.

    Benicia Public Library 150 East L Street, Benicia, CA

    The Ins and Outs of Vaux’s Swifts with Michael Heim on February 12th at the Benicia Public Library at 7:00 p.m. About the Program: Have you ever wondered where large flocks of migratory birds find places to roost during travel? During their flight from northern breeding grounds to Central America, Vaux’s swifts convert chimneys at […]

    Free
  • Beginners’ Bird Walk – February 15

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

    NSAS Beginners Bird Walk on Sunday, February 15 Recently the weather has been cooperating with sunny days, and our Beginners walks have been excellent outings.  Now the weather pattern is changing and rain is coming.  We need the water, so this is great news for the flowers and plants, but it may put a damper […]

    FREE