1. Fish Ecology and Conservation Biology Divisions; Northwest Fisheries Science Center; National Marine Fisheries Service; National Oceanic and Atmospheric Administration; 2725 Montlake Boulevard E Seattle Washington 98125 USA
2. University of Western Washington; 516 High Street Bellingham Washington 98225 USA
3. Idaho Department of Fish and Game, Southwest Region; 1414 E Locust Lane Nampa Idaho 83686 USA