REGALLA, Christine, Earth and Environment, Boston University, 685 Commonwealth Ave, Rom 130, Boston, MA 02215, MORELL, Kristin, School of Earth and Ocean Sciences, University of Victoria, 3800 Finnerty Road, Victoria, BC 16802, Canada, AMOS, Colin B., Geology Department, Western Washington University, 516 High St. MS 9080, Bellingham, WA 98225, BENNETT, Scott E.K., U.S. Geological Survey, 310 Condon Hall, Seattle, WA 98195, LEONARD, Lucinda J., School of Earth and Ocean Sciences, University of Victoria, PO Box 1700 STN CSC, Victoria, BC V8W2Y2, Canada and LEVSON, Vic, Quaternary Geosciences Inc, 1673 Earlston Avenue, Victoria, BC V8P 2Z8, Canada, cregalla@bu.edu