Isla Más Afuera is a small, uninhabited island located in the Pacific Ocean, part of the Juan Fernández Islands archipelago of Chile. It is situated approximately 670 kilometers off the coast of mainland Chile and is known for its rugged terrain and diverse marine life. The island is primarily composed of volcanic rock and is surrounded by rich waters that support various fish species. The island is a protected area, part of the Juan Fernández National Park, which aims to preserve its unique ecosystems. It is also a significant site for scientific research, particularly in the fields of marine biology and conservation. Access to the island is limited, making it a pristine environment for studying natural habitats.