Field Trip: Mendoza Ranch & Roop Pond (Gilroy)

Sat · Oct 31·8 AM – 10 AM·Lake Cunningham Regional Park · San Jose

Volunteer to weed and mulch invasive plants, restoring habitat with native wildflowers, perennials, shrubs, and trees in Lake Cunningham Regional Park’s Native Garden.

Sat · Oct 31·8:30 AM – 4:30 PM·San Francisco, CA (Farallon Islands)

Eight‑hour naturalist‑led whale watching expedition sails from San Francisco under the Golden Gate Bridge to the Farallon Islands, featuring an expert naturalist, $320 per person, ages 13+.

Sat · Oct 31·8:30 AM – 11 AM

Historic garden cemetery and arboretum spanning 200 acres serves as an eBird hotspot for fall migrants; meet at the large stone gate, 1370 El Camino Real.

Sat · Oct 31·8:30 AM – 11 AM·Cypress Lawn Cemetery, Colma

Historic garden cemetery and arboretum hosts eBird hotspot for observing fall migrants; meet at the large stone gate near the SamTrans stop.

Sat · Oct 24·8 AM – 11 AM·37.64632° N, 122.14717° W

Members only field trip visits Hayward’s Landing and Mt. Trashmore.

Sat · Oct 24·8 AM – 10 AM·37.294602, -122.091328

Field Trip at Picchetti Ranch, Cupertino.

Sat · Oct 24·8:30 AM – 11 AM·37.433536, -122.098394

Drop-in: Fall Migration at the Bay! (Mountain View) — Informal gathering exploring fall bird migration in the Bay Area.

Sun · Oct 25·8:15 AM – 11 AM·37°18'24.8"N 122°04'24.3"W

Field Trip at Stevens Creek County Park in Cupertino.