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A comparison of techniques for sampling amphibians in isolated wetlands in Georgia, USA

A comparison of techniques for sampling amphibians in isolated wetlands in Georgia, USA Applied Herpetology 6 (2009) 327–341 www.brill.nl/ah A comparison of techniques for sampling amphibians in isolated wetlands in Georgia, USA Anna L. Farmer 1 , Lora L. Smith 2 , Steven B. Castleberry 3 and J. Whitfield Gibbons 4 1 Florida Fish and Wildlife Conservation Commission, 3377 East U.S. Hwy 90, Lake City, FL 32072, USA Corresponding author; e-mail: anna.farmer@myfwc.com 2 Joseph W. Jones Ecological Research Center, Route 2, Box 2324, Newton, GA 39870, USA 3 Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA 30602-2151, USA 4 Savannah River Ecology Laboratory, P.O. Drawer E, Aiken, SC 29802-1030, USA Abstract We compared the effectiveness of five amphibian sampling methods in nine isolated wetlands in Baker County, Georgia, USA. Overall, aquatic funnel traps yielded the most species, although the number detected using frogloggers (automated frog call recording devices), funnel traps, dipnetting, and PVC pipe refugia was not significantly different among sampling techniques. We detected the same median number of species with funnel traps and frogloggers as with all five methods combined. Methods varied widely in their detec- tion probabilities for individual species and life stages. Species occupancy estimates were strongly affected by method choice. Our results suggest http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Applied Herpetology Brill

A comparison of techniques for sampling amphibians in isolated wetlands in Georgia, USA

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Publisher
Brill
Copyright
© 2009 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
1570-7539
eISSN
1570-7547
DOI
10.1163/157075309X12470350858433
Publisher site
See Article on Publisher Site

Abstract

Applied Herpetology 6 (2009) 327–341 www.brill.nl/ah A comparison of techniques for sampling amphibians in isolated wetlands in Georgia, USA Anna L. Farmer 1 , Lora L. Smith 2 , Steven B. Castleberry 3 and J. Whitfield Gibbons 4 1 Florida Fish and Wildlife Conservation Commission, 3377 East U.S. Hwy 90, Lake City, FL 32072, USA Corresponding author; e-mail: anna.farmer@myfwc.com 2 Joseph W. Jones Ecological Research Center, Route 2, Box 2324, Newton, GA 39870, USA 3 Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA 30602-2151, USA 4 Savannah River Ecology Laboratory, P.O. Drawer E, Aiken, SC 29802-1030, USA Abstract We compared the effectiveness of five amphibian sampling methods in nine isolated wetlands in Baker County, Georgia, USA. Overall, aquatic funnel traps yielded the most species, although the number detected using frogloggers (automated frog call recording devices), funnel traps, dipnetting, and PVC pipe refugia was not significantly different among sampling techniques. We detected the same median number of species with funnel traps and frogloggers as with all five methods combined. Methods varied widely in their detec- tion probabilities for individual species and life stages. Species occupancy estimates were strongly affected by method choice. Our results suggest

Journal

Applied Herpetology – Brill

Published: Jan 1, 2009

Keywords: AMPHIBIAN; METHOD; ISOLATED WETLAND; OCCUPANCY MODELING; UNITED STATES; MONITORING; GEORGIA; DETECTION

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