1. Cramer Fish Sciences Watershed Sciences Lab 1125 12th Avenue Northwest, Suite B‐1 Issaquah Washington 98027 USA
2. School of Aquatic and Fishery Sciences University of Washington 1122 Northeast Boat Street Seattle Washington 98105 USA
3. Eawag, Swiss Federal Institute of Aquatic Science and Technology Department of Surface Waters, Research and Management Seestrasse 79 6047 Kastanienbaum Switzerland