McCauley, James E., Norman Cutshell, Jr Carey, William G Pearcy, William C Renfro, and William O Forster. 1971. Ecological Studies of Radioactivity In the Columbia River Estuary and Adjacent Pacific Ocean : Progress Report 1 July 1970 Through 30 June 1971. : Corvallis, Or. : Oregon State University, Dept. of Oceanography.