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Raptor Population Index Project: Technical Presentations

Brandes, D. Raptor Population Index: recent trends in North American migratory raptors. November 2015. Raptor Research Foundation Conference, California.

Oleyar, D. Raptor Population Index: Ten years beyond the State of North America’s Birds of Prey. October 2016. Raptor Research Foundation Conference, New Jersey.

Oleyar, D., L. Goodrich, T. Crewe, D. Brandes, S. Hoffman, J. Brown, and J. Sodergren. 2 November 2017. The latest in diurnal raptor migration count trends suggest new concerns in migratory raptor populations, Utah.