1. National Socio-Environmental Synthesis Center (SESYNC), University of Maryland, 1 Park Pl Suite 300, Annapolis, MD 21401, USA.
2. Conservation Innovation Center, Chesapeake Conservancy, 716 Giddings Ave Suite 42, Annapolis, MD 21403, USA.
3. Department of Biology, University of Maryland, 1210 Biology-Psychology Building, College Park, MD 20742, USA.
4. Department of Mathematics, University of Maryland, College Park, MD 20742, USA.
5. Center for Statistical Research and Methodology, U.S. Census Bureau, 4600 Silver Hill Road, Washington, DC 20233, USA.
6. Station CNRS d’Écologie Théorique et Expérimentale, 09200 Moulis, France.