[1] Stanford Univ, Hopkins Marine Stn, 120 Ocean View Blvd, Pacific Grove, CA 93950 USA
[2] Colegio Frontera Sur ECOSUR, Dept Conservat Biodiversidad, Carretera Panamer & Perifer Sur S-N, San Cristobal Casas 29290, Chiapas, Mexico
[3] Comunidad & Biodiversidad AC, Francisco I Madero 2050, La Paz, Baja California, Mexico
[4] Univ Los Andes, Fac Econ, Calle 19A 1-37 Este,Bloque W,W-803, Bogota, Colombia
[5] Ctr Ocean Solut, 99 Pacific St Suite 555E, Monterey, CA 93940 USA