Description: Uncommon on Front Range reservoirs in fall migration. Perhaps most numerous at Chatfield and Marston Reservoirs in the southwest metro area. Rare on large reservoirs on the eastern plains, in mountain parks, and western valleys.
|Cherry Creek State Park||Arapahoe|
|Chatfield State Park||Jefferson|
|Boyd Lake State Park||Larimer|
|Eleven Mile State Park||Park|
|Pueblo Reservoir area||Pueblo|