1. Department of Ecology and Evolutionary BiologyUniversity of California Santa Cruz, Center for Ocean Health, 115 McAllister Way Santa Cruz CA 95060 U.S.A.
2. Department of Fish, Wildlife and Conservation BiologyColorado State University Fort Collins CO 80523 U.S.A.
3. Department of BiologyMemorial University of Newfoundland St. John's NL A1B 3X9 Canada
4. Department of Biological SciencesUniversity of New Brunswick, PO Box 5050 Saint John NB E2L 4L5 Canada
5. Alaska Maritime NWR, 95 Sterling Highway, Suite 1 Homer AK 99603 U.S.A.