The Delta is a place of connections where rivers meet each other, where freshwater meets salt water, where ocean fish come inland, where birds from the north come for the winter, and where birds from the south come to breed. The Delta is also a place of complexity. How water interacts with land and forms… Read More »Birds of the California Delta by Aaron Haiman
As shorebirds begin their journey southward they pass through the Ripon Sewage ponds. Our hope is to be there when they pass through, we can expect to see Greater Yellowlegs, sandpipers (least and maybe western), Black neck Stilts, long billed dowitchers and maybe a few unexpected species. Join leader Donna Marciano for a morning of… Read More »Ripon Water Treatment Plant & River Trail
The Zuni region enjoys a history of ornithological study that must be the envy of every other place in interior western North America. The specimens collected in the second half of the 19th Century and the early years of the 20th Century are mostly still extant and form the basis of assessing how the regional… Read More »Climate Change and the Birds of the Zuni Mountains Region of New Mexico: Past and Present, and Maybe Future
Field Trip Coordinator - Ralph Baker Del Puerto Canyon is Stanislaus County’s most diverse natural environment. Its habitats range from grasslands along the western valley floor to chaparral, blue oak woodland, and pines. Over 150 species of birds have been observed here (your guide has personally seen 128). Species we could see at this time… Read More »Del Puerto Canyon Fieldtrip
Join leader Henry Koertzen for a beginning bird walk for folks of all ages. We will start at the gravel parking lot at the south entrance of River Islands (at the river side of the road) . We will walk the smooth paved path, accessible by a stroller or wheelchair.We will do a two mile… Read More »Beginner’s Bird Walk @ River Islands
Leader: Henry Koertzen Please join leader Henry Koertzen for this fun beginner event. We will stroll around the campus identifying the birds we find. Bring your questions regarding bird identification by sight or sound, binoculars, free phone apps, etc., Remember your binoculars or borrow our extras. We will meet at the fountain which is located… Read More »Beginner Bird Walk at UoP
Leader: Kasey Foley and John Blades Please join trip leaders John Blades and me, Kasey Foley, on our annual Kiln Canyon Trip at Carnegie State Vehicle Recreation Area,18600 West Corral Hollow Rd, Tracy. We will meet at the ranger station at 8:00 AM and will be accompanied by a Park Ranger, as birders are only… Read More »Carnegie State Vehicular Recreation Area (Kiln Canyon)
Presenter: Jim Gain In the late fall of 2025, I joined five other adventurers for a descent into the Amazon Basin. This Zoom Program centers on our time at the Sani Bird Lodge. Nestled deep within the Ecuadorian Amazon near the broad, meandering Napo River, Sani Bird Lodge sits at the heart of one of… Read More »Rainforest in Flight: Birds of the Ecuadorian Amazon
Presenter: Peter Ottesen Will discuss my book of the same title, going from the time of the northern Yokuts, to Cattle Baron Henry Miller, to the dewatering of the San Joaquin River, to fighting for water to sustain and protect the 240,000-acre Grassland Ecological Area.Legacy: A classic example of private ownership fighting for a public… Read More »Against All Odds…Protecting the West’s Largest Wetland
Please join the 2026 Stockton Earth Day Festival (The Seeds of Change) on April 19th (10-00 AM to 4:00 PM) at Stockton Victory Park. Admission is Free. Find more information about the event at https://www.earthdaystockton.com/ San Joaquin Audubon will have a table there selling T-shirts. Make sure to visit us!.
Tracy Earth Day is on 25th April (Saturday), 2026 at 9th Street and Central Avenue, Tracy. Please visit the web site of the event for more info. San Joaquin Audubon will be there. Please make sure to visit our booth!.
Join leader Henry Koertzen for a beginning bird trip for people of all ages. We will start the bird walk near the intersection of Main Street and Central Parkway (at the pond side of the road). We will be walking the dirt path, accessible by stroller or wheelchair. Location: Mountain House Park, 25 Main St, Mountain House
