Archives: COAs

Connecting to the Lower Coquille River COA, this area follows Middle Creek northward and includes surrounding riparian and upland habitat

Encompasses Coos Bay and surrounding habitats. Includes the towns of Coos Bay and North Bend.

This is a an extensive area on the lower Columbia River Estuary from east of Tongue Point upstream to Crims Island. The area encompasses the Julia B. Hanson and Lewis and Clark National Wildlife Refuges and the Blind Slough Swamp Preserve, which contains ancient Sitka spruce trees and is one of the best examples of swamps …

Just east of Hermiston and extending to include a small stretch of the Columbia River. Includes Cold Springs National Wildlife Refuge

Ridgeline, foothills, and associated lowlands bordering the east side of the ecoregion from Coburg Ridge to Indian Head

The area includes Clatsop State Forest and Jewel Meadows Wildlife Area and connects with Columbia River – Blind Slough Swamp. The watershed provides critical habitat for many coastal plant and animal communities. The area contains managed forest including components of mature stands and remnant large trees and open upland grassland meadows.

This area which is about 30 square miles, is composed of Gearhart Fen the largest contiguous wetland of its kind remaining on the Oregon coast. The Clatsop Plains beaches provide habitat for shorebirds during migration (e.g. Sanderlings) and potential areas for nesting Western Snowy Plovers. The area is conterminal with Necanicum River, Tillamook Head and …

The area connects with Columbia – Clatskanie COA and contains the entire Clatskanie River watershed. OWEB has granted Lower Columbia Watershed Council and others to reconnect Westport Slough to the Clatskanie River.

Area extends from the Willamette River area upstream to Estacada and includes floodplain, tributaries, and upland habitats.

Area includes the Chewaucan River and surrounding habitats