1. Department of Forestry and Natural Resources, Graduate Program in Environmental Toxicology, Clemson University, Clemson, South Carolina 29634, USA
2. Baruch Institute, University of South Carolina, and South Carolina Department of Natural Resources, Marine Resources Division, Charleston, South Carolina 29412, USA
3. United States Army Corps of Engineers, Engineer Research and Development Center, Environmental Laboratory, Vicksburg, Mississippi 39183, USA and Department of Biological Sciences, Long Hall, Clemson University, Clemson, South Carolina 29634, USA
4. Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, University of Georgia, Athens, Georgia 30602, USA
5. South Carolina Department of Natural Resources, 585 Donnelly Drive #2, Green Pond, South Carolina 29446, USA
6. Clemson Veterinary Diagnostic Center, Clemson University, Columbia, South Carolina 29224-2406, USA