1. Toxicology Centre, University of Saskatchewan, 44 Campus Drive, Saskatoon, Saskatchewan, S7N 5B3, Canada
2. Coastal Bend Bays & Estuaries Program, 615 N. Upper Broadway, Suite 1200, Corpus Christi, Texas, 78401, USA
3. Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, Saskatchewan, S7N 5E2, Canada