1. Environmental & Fisheries Science Division, Northwest Fisheries Science Center, National Marine Fisheries Service, National Oceanic and Atmospheric Administration, 2032 South East OSU Drive, Newport, Oregon 97365, United States
2. Frank Orth & Associates, Under Contract to Northwest Fisheries Science Center, National Marine Fisheries Service, National Oceanic and Atmospheric Administration, 2032 South East OSU Drive, Newport, Oregon 97365, United States