Auditory Bat Surveys At PA Parks

The Millersville Applied Conservation Lab has deployed temporary acoustic bat monitoring units along the Kittatinny Ridge of Pa. for Cowans Gap State Park, Swatara State Park, Big Boyd Tree Preserve Conservation Area, Jacobsburg Environmental Education Center, Lehigh Gap Nature Center and Hawk Mountain Sanctuary.  Below are pictures showing set up of survey devices, by Environmental Biology Student Nicole Notarianni, and habitat types surveyed for rare bats.

All audio files recorded from passive units for each survey night was analyzed using the SonoBat version 4 software. A total of 10,123 bat calls were recorded with a total of 7 species identified using the Sonobat program.  Identified bat species include Big Brown, Red, Hoary, Silver-haired, Tri-colored, Little Brown and Indiana bats.