1. Harbor Branch Oceanographic Institute; Florida Atlantic University; 5600 U.S. 1 north Fort Pierce FL 34946 USA
2. Southwest Fisheries Science Center; 8901 La Jolla Shores Drive La Jolla CA 92037 USA
3. Alaska Fisheries Science Center; National Marine Mammal Laboratory; 7600 Sand Point Way NE Seattle WA 98115 USA
4. Alaska Department of Fish and Game; 525 West 67th Avenue Anchorage AK 99518 USA
5. Institute of Northern Engineering; University of Alaska; Fairbanks AK 99775-5910 USA