Cooperative Fish and Wildlife Research Units Program: Oregon
Education, Research and Technical Assistance for Managing Our Natural Resources

Clemens, B.J., M.G. Mesa, R.J.Magie, D.A. Young, and C.B. Schreck. 2011. Pre-spawning migration of adult Pacific lamprey, Entosphenus tridentatus, in the Willamette River, Oregon, U.S.A. Environmental Biology of Fish. Now available on line at