1. School of Aquatic and Fishery Sciences, University of Washington, Seattle, WA 98105, USA.
2. Institut de Recherche pour le Développement, UMR212 EME IFREMER–IRD–UM2, Avenue Jean Monnet, BP 171, 34203 Sète Cedex, France.
3. Instituto del Mar del Perú, Esquina Gamarra y Gral. Valle s/n, Apartado 22, Callao, Lima, Peru.