“Diversity of condricthyes and osteichthyes in three marine ecosystems: mangrove, coral reef and rocky of the sub-tidal zone at san cristóbal island”. Revista UG [Internet]. 2012 Sep. 3 [cited 2025 Dec. 5];114(3):27-36. Available from: https://revistas.ug.edu.ec/index.php/rug/article/view/393