1. Department of Integrative Biology, University of South Florida, Tampa, Florida, USA
2. College of Marine Science, University of South Florida, Saint Petersburg, Florida, USA
3. Department of Anthropology, Southern Methodist University, Dallas, Texas, USA
4. BCS Laboratories, Inc., Gainesville, Florida, USA
5. Laboratorio Nacional de Aguas, Instituto Costarricense de Acueductos y Alcantarillados, Tres Ríos, Cartago, Costa Rica