1. Oak Ridge Institute for Science and Education (ORISE) Post-doctoral Participant; National Health and Environmental Research Effects Laboratory; Western Ecology Division; Pacific Coast Ecology Branch; U.S. Environmental Protection Agency; Newport Oregon 97365 USA
2. Department of Biological Sciences; University of Arkansas; Fayetteville Arkansas 72701 USA
3. National Health and Environmental Research Effects Laboratory; Western Ecology Division; Pacific Coast Ecology Branch; U.S. Environmental Protection Agency; Newport Oregon 97365 USA
4. College of Earth, Ocean, and Atmospheric Sciences; Oregon State University; Corvallis Oregon 97331 USA
5. National Exposure Research Laboratory; Systems Exposure Division; U.S. Environmental Protection Agency; Cincinnati Ohio 45268 USA
6. National Health and Environmental Effects Research Laboratory; Western Ecology Division; U.S. Environmental Protection Agency; Corvallis Oregon 97333 USA
7. Department of Geography; Riparia, The Pennsylvania State University; University Park Pennsylvania 16802 USA
8. Department of Biology; Kenyon College; Gambier Ohio 43022 USA