At 5,089 square miles, Douglas County is the fifth largest county in Oregon and the biggest west of the Cascades. It extends from 9,182 foot Mt. Thielsen to sea level at the Pacific Ocean. Its many diverse habitats include the entire Umpqua River watershed, two large lakes, several reservoirs, ponds and bogs, as well as timberlands, field crops, orchards, pastures and meadows. Contact the local Audubon Society (P.O. Box 381 Roseburg OR 97470) for "A Checklist of the Birds of Douglas County" or stop by the Roseburg Area Chamber of Commerce & Visitor Center to pick up a copy. The pamphlet lists 320 species, including 51 accidentals.