1. Department of Biological Sciences, University of Alberta, Edmonton, Alberta, Canada
2. WildResearch Nightjar Survey, WildResearch Society, Vancouver, British Columbia, Canada
3. Environmental Stewardship Branch, Canadian Wildlife Service, Environment and Climate Change Canada, Government of Canada, Ottawa, Ontario, Canada
4. Department of Biology, Carleton University, Ottawa, Ontario, Canada
5. Department of Biology, University of Regina, Regina, Saskatchewan, Canada