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NSAS Field Trip to Las Gallinas WTP and Hamilton Wetlands – Sunday, February 22nd 8:00 a.m.

Las Gallinas Valley Sanitary District 300 Smith Ranch Rd., San Rafael

Date: Sunday, February 22, 2026 Time: 8:00 am - ~3:30 PM Leader: Mark Stephenson The Las Gallinas are the birding community nickname for the treatment ponds and surrounding agricultural fields and tidal marsh at LGVSD’s Wastewater Treatment Reclamation Project. The area includes two wastewater treatment ponds, a freshwater pond with islands for nesting habitat, and several miles of […]

Free

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

Consumnes River Preserve 13501 Franklin Blvd, Galt

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

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