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Migration Dynamics Of The Northern Saw-Whet Owl In The Piedmont, Mountain, And Coastal Plain Provinces Of Virginia, Kyle E. Van Althuis
Migration Dynamics Of The Northern Saw-Whet Owl In The Piedmont, Mountain, And Coastal Plain Provinces Of Virginia, Kyle E. Van Althuis
Senior Honors Theses
The Northern Saw-whet Owl (Aegolius acadicus) is a small common owl of which little is known. The saw-whet’s migration dynamics are particularly shrouded in mystery due to the secretive nature of this owl. This study examined data obtained by capturing owls with mist nets in order to better understand volume, timing, sex differences and age differences in migration in the Piedmont province of Virginia for 2002-2007. Comparative owl capture data from two other physiographic regions (Mountain and Coastal Plain) were also examined.
Migration flight volume was highest in the Mountain province and lowest in the Coastal Plain, while movements were …