The Birdchaser has a copy of the press release announcing the final results of the 2006 Great Backyard Bird Count. To view the data, visit the GBBC site. The count recorded a total of 623 species throughout the United States and Canada, and 60,616 checklists were submitted.
Birders in the District of Columbia reported 55 species over the four days of the count. Birds reported included northern harrier, peregrine falcon, yellow-bellied sapsucker, brown creeper, brown thrasher, American tree sparrow, chipping sparrow, fox sparrow, and purple finch.