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Creator:: Sethajintanin, Doolalai
Abstract:: Concentrations of twenty-five PCBs, fifteen organochiorine pesticides and mercury were determined in recreational fish from the Willamette River, Oregon during the summer of 2000. Thirty-six fish samples of three fish species including black crappie, smalimouth bass and con-rn-ion carp were analyzed. The data reported here provides new information and recent...
Resource Type:: Masters Thesis
Full Text:: organochiorine pesticides and mercury were determined in recreational fish from the Willamette River, Oregon

Creator:: Sethajintanin, Doolalai
Abstract:: The seasonal distribution of bioavailable organochiorine contaminants in surface water and the potential environmental factors influencing their bioavailability were evaluated. The study was carried at the lower Willamette River at Portland Harbor, Oregon where surface water runoff varied according to season. Bioavailable water concentrations of DDTs and PCBs were determined...
Resource Type:: Dissertation
Full Text:: surface water at the lower Willamette River at Portland Harbor, Oregon, using passive sampling device (n

Creator:: Oregon State College. Engineering Experiment Station, Dimick, Roland Eugene, 1900-, and Merryfield, Fred, 1900-
Resource Type:: Technical Report
Full Text:: , Corvallis, Oregon The Fishes of the Willamette River System in Relation to Pollution By R. E. DIMIcK

Creator:: Noble, Richard Earl
Abstract:: An investigation of the fishes of the Willamette River and three of its larger tributaries was made during July, August, September, and November of 1951, to ascertain the possibility of using them as bio-indices of pollution. Thirteen stations were established on the Willamette River and tributaries. These stations were selected...
Resource Type:: Masters Thesis
Full Text:: , Steelhead ........................ 88 Figure 38. Water Flow Data for the Willamette River at Salem, Oregon

Creator:: Krissanakriangkrai, Oraphin
Abstract:: In this study the impact of episodic events on levels of bioavailable trace metals Zn, Cu, Cr, Cd, Pb, and As (III) were determined for the lower Willamette River in Oregon. In addition, a comparison among three alternative methods for estuary sampling was conducted. Potential adverse human health risk associated...
Resource Type:: Dissertation
Full Text:: Willamette River, Oregon Abstract approved: Cathy M. Neumann In this study the impact of episodic events on

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