1. West Fork Environmental 2350 Mottman Road Southwest Tumwater Washington 98502 USA
2. School of Aquatic and Fishery Sciences University of Washington Post Office Box 355020 Seattle Washington 98195 USA
3. National Oceanic and Atmospheric Administration Fisheries Northwest Fisheries Science Center 2725 Montlake Boulevard East Seattle Washington 98122 USA
4. Seattle Public Utilities 700 5th Avenue Seattle Washington 98124 USA