Nilsen, Elena B., David Alvarez, James Madsen, Steven D Zaugg, Stephanie Perkins, Walter Cranor, and Jennifer Morace. 2011. Emerging and Legacy Contaminants In Pocis, Spmds, and the Largescale Sucker (catostomus Macrocheilus) In the Lower Columbia River – Usgs Conhab Project. : The Oregon Water Conference.