2011. The Diversity Condricthyes Osteichthyes and three Marine Ecosystems: Mangroves, Coral Reef and Rocky Subtidal Zone of San Cristobal Island. Revista Científica Ciencias Naturales y Ambientales. 5, 1 (Nov. 2011). DOI:https://doi.org/10.53591/cna.v5i1.279.