Ecoregion Index Map for Oregon and Washington

Click on an area for a listing of Natural Areas in each ecoregion

Map of Ecoregions Okanogan Ecoregion Columbia Plateau Ecoregion blue Mountains Ecoregion Snake River Plain Ecoregion Northern Basin and Range East Cascades Ecoregion West Cascades Ecoregion Canadian Rockies North Cascades Puget Trough Ecoregion Pacific Northwest Coast Coast Range Willamette Valley Klamath Mountains