Institution: | (1) Department of Geography and Environmental Studies, Carleton University, Ottawa, Ontario, Canada, K1S 5B6;(2) P.E.A.R.L., Dept. of Biology, Queen's University, Kingston, Ontario, Canada, K7L 3N6;(3) Geological Survey of Canada, Natural Resources Canada, 601 Booth St., Ottawa, Ontario, Canada, K1A 0E8 |