1. Hakai Inst. Calvert Island BC Canada
2. Dept of Biology, Univ. of Victoria Victoria BC Canada
3. Dept of Geography, Univ. of Victoria Victoria BC Canada
4. Ecosystem Science and Management Program, Univ. of Northern British Columbia Prince George BC Canada
5. LGL Environmental Research Associates Sidney BC Canada
6. Pacific Region Pacific Biological Station, Fisheries and Oceans Canada Nanaimo BC Canada