São Pedro Island is a small, uninhabited island located in the Atlantic Ocean, part of the São Pedro and São Paulo Archipelago in Brazil. It covers an area of approximately 1.5 square kilometers and is known for its rugged cliffs and rocky coastline. The island is primarily composed of volcanic rock and is home to various seabird species. The island is significant for its biodiversity and serves as a breeding ground for birds. It is also a popular destination for researchers and ecologists studying marine life and ecosystems. Access to São Pedro Island is limited, as it is not open to the general public.