1. McMaster Univ., Dept. of Civil Engineering and School of Geography and Earth Sciences, 1280 Main St. West, Hamilton, Ontario, Canada, L8S 4L7 (corresponding author).
2. McMaster Univ., Dept. of Civil Engineering and School of Geography and Earth Sciences, 1280 Main St. West, Hamilton, Ontario, Canada, L8S 4L7.
3. Ontario Ministry of Natural Resources, Aquatic Research and Development Section, c/o Trent Univ., DNA Building, 2140 East Bank Dr., Peterborough, Ontario, Canada, K9J 7B8.