• NSAS November Speaker Series Presents: A Bird’s Rainbow with Bob Lewis – Nov. 13th at 7:00 p.m.

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

    About the Presentation: Many birds are brightly colored, others use patterned feathers for camouflage. How do these colors originate? What’s the difference between colors from pigments and physical colors? From Yellow Warblers to Anna’s Hummingbirds, from Snow Geese to Brewer’s Blackbirds, each species makes unique use of the feather colors it possesses. What do the […]

    Free
  • Sat. November 15th NSAS Monthly Field Trip to Abbott’s Lagoon with Larry Kent

    Abbott's Lagoon Pierce Point Road, Point Ryes National Seashore, Inverness, CA

    Abbott’s Lagoon is a beautiful walk with chances for observing many land, marsh, and shorebird species as well as views of the ocean birds including possible scope views of Sooty Shearwaters. Each Fall, Abbott's Lagoon hosts a variety of shorebird species including Pectoral, Baird’s and Ruffs, Golden Plovers, Snowy Plovers as well as Longspurs and […]

    Free
  • Beginners’ Bird Walk on Sunday, November 16

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

    Our fall Beginner’s Bird Walks have been very rewarding so far.  The weather has cooperated with sunny days, and the tides have been perfect for observing and identifying multiple species of ducks and many hundreds of shorebirds.  We are hoping our good fortune will continue for our walk this Sunday.  So, if you’d like some […]

  • Sacramento Valley Wildlife Refuges Fri./Sat. December 5th/6th with Wendy Cole, Bruce Thomsen & Mark Stephenson

    Colusa National Wildlife Area 2180 Highway 20, Williams, CA, United States

     We will meet at the Colusa Parking Lot at 8:00 a.m. This is always our popular winter trip to visit Colusa, Sacramento and Gray Lodge Wildlife Refuges. These are some of the best locations in the entire Sacramento Valley observe overwintering waterfowl. We will look for Ducks, Geese, Shorebirds as well as Raptors and woodland […]

    Free
  • 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 Dr, American Canyon, United States

    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
  • 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
  • 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