Boundaries of the Copper River Collaborative study area with coastline shown. The Copper River Collaborative study area includes the entire Copper River basin as well as the Lost Coast region (located between the Copper River basin and the ocean) and area around Cordova. The Copper River basin was delineated by merging 5th level HUCS (hydrological units). Coastline follows the Alaska DNR 1:63,360 coastline.

key variable

water-code: L = Land, O = Ocean