1. Life & Environmental Sciences University of California Merced California USA
2. Department of Biology University of Maryland College Park Maryland USA
3. Chesapeake Conservancy Annapolis Maryland USA
4. Department of Ecology and Evolutionary Biology University of California Santa Cruz Santa Cruz California USA
5. Department of Biology The University of British Columbia Okanagan Kelowna British Columbia Canada
6. Department of Ecology and Evolutionary Biology University of Tennessee Knoxville Tennessee USA
7. Division of Fishes, PO Box 37012, Department of Vertebrate Zoology, National Museum of Natural History Smithsonian Institution Washington District of Columbia USA
8. Red de Biología Evolutiva Instituto de Ecología A.C. Xalapa Mexico