Cooperative Fish and Wildlife Research Units Program:
Education, Research and Technical Assistance for Managing Our Natural Resources

Staff Member

Samuel R Freeze

Master's
Email: srfreeze@vt.edu

Research Publications Publication Date
Jorge, M.H., W.M. Ford, S.E. Sweeten, S.R. Freeze, M.C. True, M. J. St. Germain, H.Taylor, K.M. Gorman1, M. J. Cherry, and E.P. Garrison. 2021. Winter Roost Selection of Lasiurine Tree Bats in a Pyric Landscape. PLoS ONE 16(2): e0245695. https://doi.org/10.1371/journal.pone.0245695 February 2021
Jorge, M.H., S.E. Sweeten, M.C. True, S.R. Freeze, M.J. Cherry, E.P. Garrison, H. Taylor, K.M. Gorman and W.M. Ford. 2021. Fire, land cover and temperature drivers of bat activity in the winter. International Journal of Fire Ecology. (2021) 17:19 /doi.org/10.1186/s42408-021-00105-4
 June 2021
Freeze, S.R., M. Shirazi, N. Abaid, W.M. Ford, A. Silvis and D. Hakkenberg. 2021. Effects of Environmental Clutter on Synthesized Chiropteran Echolocation Signals in an Anechoic Chamber. Acoustics. 3:391–410 doi.org/10.3390/acoustics3020026 June 2021
Deeley, S.M., N.J. Kalen, S.R. Freeze, E.L. Barr and W.M. Ford. 2021. Post-white-nose syndrome passive acoustic sampling effort for determining bat species occupancy within the mid-Atlantic region. Ecological Indicators 125 (2021) 107489 February 2021
Deeley, S., Ford, W.M., Kalen, N.J., Freeze, S.R., Germain, M.S., Muthersbaugh, M., Barr, E., Kniowski, A., Silvis, A. and De, J. (2022). Mid-Atlantic Big Brown and Eastern Red Bats: Relationships between Acoustic Activity and Reproductive Phenology. Diversity, [online] 14(5), pp.319–319. doi:https://doi.org/10.3390/d14050319.
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 April 2022
Project Completion Date
Post WNS bat ecology in the eastern United States December 2028
Presentations Presentation Date
K.M. Gorman, S. Hoff, A.M. Sandercock, J. De La Cruz, S.R. Freeze, S.M. Deeley, N.J. Kalen, L. Johnson, L. Olson, D. O'Dell and W.M. Ford. 2022. Northern long-eared bat roosts and population structure along the Eastern Seaboard. 101st Annual Meeting of the Society of American Mammalogists, Tuscon, AZ. June 17-21. June 2022
Jorge, M., S.R. Freeze, K. Gorman, H. Taylor, M. True, S. Sweeten, M.J. Cherry and W.M. Ford. Bat winter day-roost site and foraging activity on a pyric landscape in northern Florida. 27th Annual Conference of the Wildlife Society. Sept 28- Oct 1. September 2020
Hoff, S., K.M. Gorman, A.M. Sandercock, J.A. Holliday, E.M. Hallerman, K.L. Parise, J.T. Foster, N. Kalen, J. De La Cruz, S.R. Freeze, S.M. Deeley, L. Johnson, E. Olson, C.J. Herzog, D. Brown, P. Roby and W.M. Ford. 2022. Post-white nose syndrome population structure of northern long-eared bats in the eastern United States. 2022 Northeast Bat Working Group, Manchester NH, January 12-14. January 2022
Gorman, K.M., S.M. Deeley, E.L. Barr, S.R. Freeze, N. Kalen, M.S. Muthersbaugh, W.M. Ford. 2022. Broad-scale geographic and temporal assessment of northern long-eared bat (Myotis septentrionalis) maternity colony-landscape association. 2022 Northeast Bat Working Group, Manchester NH, January 12-14. January 2022
Gorman, K.M., S.M. Deeley, E.L. Barr, N. Kalen, S.R. Freeze, M.S. Muthersbaugh, and <b>W.M. Ford.</b> 2021. Broad-scale geographic and temporal assessment of northern long-eared bat (<i>Myotis septentrionalis</i>) maternity colony landscape association. 2021 Virtual Conference of the Northeast Bat Working Group. March 10. March 2021
Gorman, K.M., S. Hoff, A.M. Sandercock, J. De La Cruz, S.R. Freeze, D. O'Dell, L. Olsen, S.M. Deeley, N. Kalen, L. Johnson and W.M. Ford. 2022. Northern long-eared bats along the Eastern Seaboard. Annual Meeting of the Northeastern Association of Fish and Wildlife Agencies, Long Branch, NJ. April 3-5. April 2022
Freeze, S.R., W.M. Ford, V.R. Emrick and A. Silvis. 2018. EVALUATING PATTERNS IN BAT OCCUPANCY AND RELATIVE ACTIVITY ACROSS TOPOGRAPHIC CLASSES AT MARINE CORPS BASE QUANTICO AND PRINCE WILLIAM FOREST PARK 28th Colloquium on Conservation of Mammals in the South. Roanoke, VA. March 27-29. March 2018
Freeze, S.R., W.M. Ford and V. Emrick. 2019. Evaluating an acoustic lure to increase captures of imperiled bat species at Marine Corps Base Quantico and Prince William Forest Park. Combined 24th Annual Meeting of the Southeastern Bat Diversity Network and 29th Annual Colloquium on the Conservation of Mammals in the Southeastern U.S., Jacksonville, FL., February 21-22. February 2019
Freeze, S.R., S.M. Deeley, and W.M. Ford. 2025. Roost Tree and Landscape Conditions of the Endangered Northern Long-eared Bat (<i>Myotis septentrionalis</i>) in the mid-Atlantic. 2025 Northeastern Bat Working Group, Harrisburg PA. Jan. 15-17. January 2025
Freeze, S.R., S.M. Deeley, and W.M. Ford. 2021. The bat signal: use of an ultraviolet lure to increase acoustic detection of bats. 2021 Virtual Conference of the Northeast Bat Working Group. March 10. March 2021
Freeze, S.R., S.M Deeley, and W.M. Ford. 2022. The bat-signal: use of an ultraviolet lure to increase acoustic detection of bats. 2022 Annual Meeting of the Virginia Chapter of the Wildlife Society, Charlottesville, VA. March 14-15. March 2022
De La Cruz, J., R.L. Ward, E.S. Schroder, S. Deeley, E. Barr, S.R. Freeze, N. Kalen, M. Muthersbaugh, T. Nocera, W.M. Ford and J. Sheets. 2018. Post-WNS Northern Long-eared Bat Day-roost Use in the Upper Ohio River and Mid-Atlantic. 2018 Wildlife Society Meeting, Cleveland OH. Oct 7-11. October 2018
<b>Jorge, M.J., M. True, S. Freeze, S. Sweeten, M.J. Cherry and W.M. Ford. 2020. Winter-day roosts of Seminole bats in north-cenral Florida: a burning question. Abstracts of the 30th Annual Colloquium on Conservation of Mammals in the Southeastern United States. Athens, GA. February 15</b> February 2020
<b>Gorman, K.M., S.M. Deeley, S.R. Freeze, N. Kalen, E.L. Barr, M. Muthersbaugh, and W.M. Ford. 2021. Broad-scale geographic and temporal assessment of northern long-eared bat (<i>Myotis septentrionalis</i>) maternity colony landscape association. 2021 Virtual Conference Northeast Bat Working Group. March 10. </b> March 2020
<b>Gorman, K.M., S.L. Hoff, A.M. Sandercock, J. De La Cruz, S.R. Freeze, S.M. Deeley, N. Kalen, L. Joh</b><b>nson, and W.M. Ford. 2022.<b> Northern long-eared bat roosts and population structure along the Eastern Seaboard.</b></b> <b>101st Annual Meeting of the American Society of Mammalogists, Tucson, AZ. June 17-21.</b> June 2022
<b>Freeze, S.R., S.M. Deeley and W.M. Ford. 2024. Roost Tree and Stand Conditions of the Endangered Northern Long-eared Bat (<i>Myotis Septentrionalis</i>) in the Mid-Atlantic with a Comparison between Marine Corps Base Quantico, VA, Prince William Forest Park, VA, and Rock Creek Park, D.C. 34th Colloquium on the Conservation of Mammals in the Southeast. Hilton Head, SC. Feb 16. </b> February 2024
<b>Deeley, S., W.M. Ford, N. Kalen, S.R. Freeze, M. St. Germain, M. Muthersbaugh, E. Barr, A.B. Kniowski, A. Silvis and J. De La Cruz. 2020. RELATIONSHIP BETWEEN ACOUSTIC ECHOLOCATION AND REPRODUCTION DATA IN MID-ATLANTIC BATS. 2020 Northeastern Bat Working Group, Saratoga Springs, NY. January 14-18. </b> January 2020
<b>Deeley, S., W.M. Ford, N. Kalen, S.R. Freeze and E. Barr. 2020. ACOUSTIC SAMPLING FOR BAT PRESENCE IN URBAN ENVIRONMENTS: APPLICABILITY OF NABAT AND USFWS METHODS. 2020 Northeastern Bat Working Group, Saratoga Springs, NY. January 14-18. </b> January 2020
<b><b>Litterer, A.S., S.R. Freeze, M.L. Moran, R.E. Green and W.M. Ford. 2023. ACOUSTIC ACTIVITY OF LITTLE BROWN BATS (<i>MYOTIS LUCIFUGUS</i>) WITHIN AND OUTSIDE OF THE ESTIMATED SPACE USE OF A MATERNITY COLONY. </b>2023 Northeast Bat Working Group, Burlington, VT. Jan. 19, 2023</b> January 2023