Arrival and Departure Dates
These dates indicate the approximate arrival and departure times of migrants commonly seen in Marin County.
This list describes many of the better birding sites in Marin County and includes sites mentioned in rarity reports.
Ways to Improve Your Birding Skills
Advice on planning, optics, dress, field guides and more.
Checklist of the Birds of Marin County
This list is a must for any serious birder. It shows the seasonal abundance patterns of all bird species in Marin.
Christmas Bird Count
Join Marin County birders for a day of fun and birding on our annual Audubon Christmas Bird Count.
In this program school children learn about native birds found in their local San Francisco Bay area neighborhood.
Monthly Birdlog by Josiah Clark
Trip reviews, observations and locations from our expert birder.
Fantastic photographs of birds from our own photographers.