Conduct your survey for at least one hour within the time frame of 4 hours before the end of civil twilight in your county. It is essential to conduct the survey only during this time frame in order to ensure accurate results.
Please use the data sheets and instructions provided by your area coordinator, which are linked immediately below as PDFs. Should you have any questions or would like hard copies of the forms by mail, please email your name and address to aweinstein@audubon.org.
Survival by Degrees: 389 Species on the Brink
Audubon science finds that two-thirds of North American birds are at risk of extinction from climate change.
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