1. Lenat Consulting Services, Inc., 3607 Corbin Street, Raleigh, NC 27612.
2. 6260 South Grant Street, Centennial, CO 80121.
3. US Geological Survey, 1316 Cherokee Orchard Road, Gatlinburg, TN 37738.
4. Department of Ecology and Evolutionary Biology, 425 Hesler Hall, University of Tennessee, Knoxville, TN 37996.
5. North Carolina Division of Water Quality, 3800 Barrett Drive, Raleigh, NC 27609.
6. Smithsonian Institution, PO Box 37012, MRC 169, Washington, DC 20013.