1. Aquatic Ecological Risk Assessment, 4411 Kinsey Drive, No. 635, Tyler, Texas 75703, USA
2. Pacific EcoRisk, 2250 Cordelia Road, Fairfield, California 94534, USA
3. Department of Biology, University of Waterloo, 200 University Avenue West, Waterloo, Ontario N2L 3C5, Canada
4. Department of Chemistry, Wilfrid Laurier University, 75 University Avenue West Waterloo, Ontario N2L 3C5, Canada