Archives: COAs

At the border of Grant and Harney County, area encompasses important sections of Rattlesnake Creek and Calamity Creek, immediately adjacent to the Silvies River COA

Area includes Quartzville Creek, a major tributary of the Middle Santiam River, and is largely comprised of federally managed late-successional mixed conifer forest southwest of Mount Jefferson.

Includes significant wetland and wet meadow areas. Immediately adjacent to NB COA “Brothers – North Wagontire”.

This COA encompasses the southern Oregon Pueblo Mountains from Cottonwood Creek in the north to the Monument Basin in the southwest and then east across the Pueblo Valley towards the foothills of the Trout Creek Mountains. It includes the Pueblo Mountain Wilderness Study Area; the Tum Tum Lake Research Natural Area, and the Pueblo Hills …

Area extends from the confluence with the Molalla River upstream to the Howell Prairie area located west of Mount Angel. Includes

Located immediately north of Pleasant valley, adjacent to Wallowa Mountains COA, including a significant stretch of the Powder River.

This area contains the Pistol River Estuary, offshore rocky habitat for nesting seabirds, and Coastal Bluffs.

At the ecoregion boundary adjacent to the East Cascades, and immediately adjacent to the Upper Klamath Lake COA in the East Cascades

This area north of the Red Buttes Wilderness and includes the Oregon Caves National Monument. Like much of the Klamath Mountains it is home to unique plant and wildlife species with limited ranges in Oregon, including native Pacific Fisher, Siskiyou Mountain Salamanders, and Brazilian Free-tailed Bats.

Area is located along the ecoregion boundary east of Albany adjacent to South Santiam River. The majority of the area is located in the One-horse slough quad