1. Department of Natural Sciences; School of Arts and Sciences; University of Alaska, Southeast; 11120 Glacier Highway Juneau Alaska 99801 USA
2. Department of Natural Resources Management & Environmental Sciences; California Polytechnic State University; 1 Grand Avenue San Luis Obispo California 93407 USA
3. School of Natural Resources and Extension; University of Alaska, Fairbanks; 11120 Glacier Highway Juneau Alaska 99801 USA
4. Department of Social Science; School of Arts and Sciences; University of Alaska, Southeast; 11120 Glacier Highway Juneau Alaska 99801 USA