1. Great Lakes Laboratory for Fisheries and Aquatic Sciences, Fisheries and Oceans Canada, 867 Lakeshore Road, Burlington, Ontario, L7R 4A6.
2. Transport Canada, 901 Cap-Diamant, Québec City, Québec, G1K 4K1.
3. Fisheries and Oceans Canada/Transport Canada Marine Safety, 100 Front Street South, Sarnia, Ontario, N7T 2M4.
4. Department of Biology, McGill University, Montreal, Quebec, H3A 1B1.
5. McGill School of Environment, McGill University, Montreal, Quebec, H3A 2A7.
6. Great Lakes Institute for Environmental Research, University of Windsor, 401 Sunset Avenue, Windsor, Ontario, N9B 3P4.