
Bouverie Preserve

500+ acres in the Sonoma Valley
Located in Sonoma County’s Valley of the Moon, Bouverie Preserve is home to diverse native ecosystems including oak woodlands, mixed evergreen forests, riparian woodlands, chaparral, and grasslands.
Cypress Grove Preserve
The perfect hub to study ecology at many scales
Our preserves along the Tomales Bay shoreline—most notably Olema Marsh, Toms Point, Walker Creek Delta, and Cypress Grove—protect valuable habitat in West Marin and offer the perfect hub for our conservation science studies.

Martin Griffin Preserve

Four rugged canyons, a rich coastal wetland
On the 1,000 acre Martin Griffin Preserve in West Marin, mixed evergreen forests blanket slopes overlooking the Bolinas Lagoon, open hillsides support grasslands and coastal scrub, and freshwater habitats nestle in canyon floors.
Modini Preserve
Sweeping Vistas and Remote Wilderness
In the wilds of northern Sonoma County lies thousands of acres of protected lands. The gateway to this natural landscape is the Modini Preserve. The preserve totals 3,000 acres and sits on the slopes of the Mayacamas Mountains near Healdsburg.
