Espinoza, Mario, and Eva Salas. “Structure of Reef Fish Communities in Catalinas Islands and Ocotal Beach, North Pacific of Costa Rica”. Revista de Biología Tropical 53, no. 3-4 (December 1, 2005): 523–536. Accessed May 21, 2024. https://www.revistas.ucr.ac.cr/index.php/rbt/article/view/14667.