1. Department of Forest and Wildlife Ecology University of Wisconsin–Madison MadisonWI
2. Center for Conservation Bioacoustics Cornell Lab of Ornithology Cornell University Ithaca NY
3. Sierra Pacific Industries Anderson CA
4. US Department of Agriculture (USDA) Forest Service Pacific Southwest Research Station Davis CA
5. USDA Forest Service Region 5 Sacramento CA
6. Department of Fisheries, Wildlife, and Conservation Biology University of Minnesota St Paul MN