Alcatrazes is a Brazilian archipelago, located some 35 km south of São Sebastião, in the northern coast of the State of São Paulo,[1][2][3] one hour away by boat, approximately.[3] It is protected by the largest marine integral conservation unit of Brazil after the Abrolhos Marine National Park.[2] In 2023, it was a recipient of the Blue Park gold level award for its "exceptional conservation of marine life during the 5th International Congress of Protected Sea Areas.[4]
The islands have been receiving an increasing number of researchers[5] and possess unparalleled importance for the Brazilian marine biodiversity, having more variety of fish than Fernando de Noronha.[6][7]