Maps; Mapping; GIS; Geospatial; Agriculture; Amphibians; Anadromous species; Aquatic animals; Aquatic birds; Aquatic environments; Aquatic plants; Birds; Chemical industry; City environments; Environmental quality; Farms and farming; Fisheries...
The Tualatin River watershed, which contains the U.S. Fish and Wildlife Service Tualatin River National Wildlife Refuge, is a mix of urban, industrial, and rural land use. This map is intended to show the intersection of potential contaminant...