Nilsen, E., Alvarez, D., Madsen, J., Zaugg, S., Perkins, S., Cranor, W., & Morace, J. (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.