Brad Griffith (USGS, Alaska Cooperative Fish and Wildlife Research Unit, University of Alaska Fairbanks, Fairbanks, AK 99775-7020; 907-474-5067; e-mail: ffdbg@uaf.edu) David C. Douglas (USGS, Alaska Biological Science Center, Anchorage, AK, 99503-6199; 907-786-3473; e-mail: David_Douglas@usgs.gov) Donald E. Russell (Environment Canada, Canadian Wildlife Service, Whitehorse, YT, Y1A 5X7, Canada; 867-393-6700; e-mail: Don.Russell@ec.gc.ca) Robert G. White (Institute of Arctic Biology, University of Alaska Fairbanks, Fairbanks, AK, 99775-7020; 907-474-6967; e-mail: ffrgw@uaf.edu) Thomas R. McCabe (USGS, Alaska Biological Science Center, Anchorage, AK, 99503-6199; 907-786-3927; e-mail: Tom_McCabe@usgs.gov) Kenneth R. Whitten (Alaska Department of Fish and Game, Fairbanks, AK, 99701-1599; 907-459-7255; e-mail: KWhitten@fishgame.state.ak.us)