It has springs of fresh water and a sparse vegetation, mainly grass, calagualas and cane fields. Almost all its central area consitutes a large plateau covered by a thin layer of earth.
Exploited as a wolf colony until in 1992, by ecological criteria, the killing was paralyzed.
Today it constitutes a Nature Reserve of precious ecographic value, integrating the National Park of Coastal Islands. It is managed by the Ministry of Livestock, Agriculture and Fisheries through its dependencies, the General Directorate of Renewable Resources and the National Fisheries Institute, with the support of the Ministry of Tourism and the Ministry of National Defense.
It is prominent in the Island of Lobos stable staff in charge of watching over the sea lion herd, maintenance and addition there are technicians who relay various investigations about the marine population.