Audubon Canyon Ranch |

Latest Project Updates

Thanks to generous grants from the Marin Wildlife Commission and an ACR donor, we have installed two remote telemetry receiving stations (known as Motus stations) on Tomales Bay—a major migratory stopover area for many bird species—to aid in our understanding of the movement ecology of local bird populations as well as other wildlife.

Good things come in threes

We recently received three calls in rapid succession from residents who suspected mountain lions were responsible for deer and livestock kills on their property. Follow along as the team collars three big cats in three days in the Sonoma Valley, Healdsburg and Cazadero.

Do local factors contribute to shorebird decline on Tomales Bay?

ACR researchers recently published a paper in Condor, Ornithological Applications, reporting trends of Tomales Bay shorebird populations. Overall, most species of shorebirds have declined substantially on Tomales Bay in the last 30 years. Take a look at some of the local factors that may be affecting their numbers.

Woolly mullein throws its weight around in delicate post-fire wildflower areas

On the Modini Preserve in the northern Mayacamas Mountains, new post-fire populations of invasive plants have exploded in several areas of burned knobcone pine understory.

WATCH: Community-based burning: Caring for our lands together

Discover how Sonoma County's Good Fire Alliance is developing and implementing controlled burns on private properties to increase the pace and scale of wildfire prevention efforts.

CSI – Covid-19 Edition – proceeds online and with nationwide participants

ACR's 5th Annual Conservation Science Initiative—a five-day platform for young women to learn from ACR’s conservation staff and peer mentors—drew participants from across the country interested in exploring the multi-dimensional relationships that are present in conservation science and in the lives of those that practice it.