Sequoia Audubon Society
                              San Mateo County, California

Sequoia Audubon Field Trips

SAS Field Trip
Sweetwood Group Camp, Half Moon Bay. Trip led by Malia DeFelice & Chris Hayward (on the far right.) Photo by Malia DeFelice

Visitors and guests are welcome!

  • All trips are open and suitable for beginners unless specifically marked.

  • Trips marked as Beginner's Trips include advice on binoculars and telescopes, and a short open-ended discussion on birding and the environment.

  • It is always a good idea to check with the field trip LEADER for confirmation on trips beyond the immediate area in case of last minute changes.

  • Note that some trips require reservations, see the individual descriptions for requirements.

  • Further information may be obtained from the listed Trip LEADER or from

  • A description for the event icons can be found at the bottom of the page.

  • This listing also includes trips and events not sponsored by Sequoia Audubon Society - listed for your information, only.

Note: All phone numbers are for Area Code 650, unless otherwise stated.

Recurring Activities


Weekday Walks and Field Trips on the First Wednesday of every month to some places we may not normally bird and usually in San Mateo County. For all trips carpooling is preferred. Contact the leader to arrange if a carpool location is not already suggested. Heavy rain cancels trips.

Trip details found in dated listings below.

Don't forget to check Other Activities for field trips of interest not sponsored by SAS.


Field Tripfee Winter birding at Coyote Point Park, San Mateo, CA
Saturday, February 22, 2020, 8am - 11am (heavy rain cancels)

You want birds? Coyote Point Park has tons! We'll meet in the parking lot near the yacht club and explore a number of habitats for ducks, shorebirds, gulls, raptors, sparrows, and other winter residents. We should find between 60 and 70 species during our 3-hour walk, and we'll discuss field marks and life histories of all the birds we encounter. Your fearless leader will have a spotting scope, but bring your own if you have one. Open to all ages. We will walk about 7 miles. Just joking! It'll be more like 1 mile. The $6/vehicle entry/parking fee is waived for seniors - yay!

Directions: If southbound, exit 101 at Poplar Avenue. Right on Humboldt, Right onto Peninsula. Cross over 101 into park. If northbound, exit 101 at Peninsula Avenue and follow signs to park

Leader: Dorian Anderson

Field Tripbeginner and family walk Pacific Flyway - Don Edwards NWR Ravenswood Salt Pond SF2
Saturday, February 22nd, 2:00pm - 3:30pm

In partnership with the San Francisco Bay Wildlife Society we will check out our wetlands as they are an important stop on the Pacific Flyway, a major bird migration route. Stroll with docent Laurel Stell to learn why birds migrate, why they stop along the San Francisco Bay, and to spot the birds in action. Trail is easy and level. All ages and abilities welcome. Meet at the SF2 trail parking area on the west side of the Dumbarton Bridge.

Directions:The trailhead is located in the west of the Dumbarton Bridge, on the south side of Highway 84. From the East Bay: Cross the Dumbarton Bridge and exit at the Ravenswood Unit sign near the PG&E substation. Drive the frontage road east, under the bridge and back west. Parking is to your right. From the West (Menlo Park): drive Highway 84 toward the Dumbarton Bridge, exit at the Ravenswood Unit sign and drive east on the frontage road. Parking is to your left. Coordinates: 37°29'43.7"N 122°07'55.6"W

Questions? Email:; Call: 408-262-5513 ext.104

Follow this link to register:

Field Trip Foster City Shell Bar
Saturday, February 29th, 1:00pm - 4:00pm

We will start at the Foster City Shellbar and continue north towards the San Mateo Bridge. We should see a range of shorebirds, ducks, and gulls. A scope would be great to have, I will bring one for us to share as well. We will walk slowly taking in any birds along the way. Carpooling is encouraged. All ages welcome. Light rain ok, but heavy rain cancels.

Directions: Park and meet across the street from Sweet Basil Thai Cuisine at 1473 Beach Park Boulevard in Foster City. No need to reserve a space.

Leader: Casey at for more information.

Field Trip Pillar Point Bluff
Wednesday, March 4, 9:00 am - 12:00pm

This small County Park has only been open since 2011. It has sweeping views of both the agricultural land and the ocean, with an uncrowded trail system. There is a nice mix of birds here including breeding California Thrashers. Dress in layers and bring sunscreen and water. There is a restroom in the parking lot. The trail is moderately easy with a short, but steep descent at the end of the loop.

Directions: Meet at the Pillar Point Bluff parking lot on Airport Street, across from the Half Moon Bay airport on the west side. Heavy rain cancels.

Leader: Donna Pomeroy. Contact:

Field Trip La Honda Creek OSP (Lower) – Rarely Birded Spots in San Mateo County
Thursday, March 5, 8:30 am – 12:30 pm

La Honda Creek Open Space Preserve (lower section) is one of the newest preserves in San Mateo County, but it has quickly become established as a favorite among the birders who go there regularly. Join leader Joshua Stacy for this leisurely 4-mile round-trip hike. We will be searching the skies for migrating raptors, the grasslands for wintering residents, and the woodland along the hiking trail for beginning migrating passerines. Bring your camera for extraordinary views, too!

Directions: We will meet at the parking lot at the end of Sears Ranch Road in La Honda . Visit the park map if you are unfamiliar with this area, at

Leader: Joshua Stacy, Contact:

Field Tripbeginner and family walk Beginner / Refresher Bird Walk, Bedwell Bayfront Park
Saturday, March 14, 10:00am - 12:00pm

All are welcome to join Friends of Bedwell Bayfront Park and Sequoia Audubon Society for a one- to two-hour beginner/refresher bird walk. We should see wintering ducks and shorebirds, perhaps egrets, a raptor (hawk) or two, and some LBBs (little brown birds). Bring binoculars if you have them: if not, we'll share ours with you. If you are an educator who is bringing your class - or sending students on their own - we're very happy to have you! We do ask that you let us know in advance so we can ensure we have adequate leadership to enrich your students' experience.

Directions: Meet at the parking lot by restrooms at Bedwell Bayfront Park, 1600 Marsh Road, Menlo Park. Heavy rain cancels. Leader varies each month. For more information: Chris MacIntosh.

Contact: or phone 650-839-1523.

Field Trip Burleigh Murray Ranch State Park
Saturday, March 21st, 8:00am – 12:00pm

Join us for a leisurely 3-4 hour walk in this bird-rich gem on our coast. The trail is a one-mile former ranch road leading to a historic barn. Plan layers for cool temps, morning fog and sunshine. Heavy rain cancels.

Directions: We will meet at the lower parking lot to the Johnston House, located on Higgins-Purisima Road in Half Moon Bay. Higgins-Purisima Road begins just off of SR1, going east where Main Street ends. The Johnston House is the big white 1850s farmhouse on the hill. We will caravan to Burleigh Murray, which is 1 ½ miles up Higgins-Purisima Road from here

Leader: Ginny Marshall Contact:

Submit Field Trip content by writing or replying to
Thank you! --Casey Girard, SAS Field Trip Chair, SAS Field Trip Chair

Additional Field Trips will be added as the information becomes available.

Legend of Field Trip Symbols

Field Trip Wildlife Viewing

fee Fee required for part or all of this event

out of area trip Trip beyond local area, perhaps including an overnight stay

volunteer opportunity Volunteer Opportunity

beginner and family walk Beginner/Family walk

nature walk or viewing Nature Walk or Viewing

pelagic trip Pelagic (Ocean) Trip

motor tour Motor Tour. May include car pooling.

wheelchair accessible Wheelchair Accessible

bicycle Birding by Bicycle


2020 S.A.S.