1. Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, MI, USA.
2. Department of Watershed Sciences, Utah State University, Logan, UT, USA.
3. Eco Logical Research Inc., Providence, UT, USA.
4. Department of Applied Ecology, North Carolina State University, Raleigh, NC, USA.
5. School of Aquatic and Fisheries Science, University of Washington, Seattle, WA, USA.