Tupinambás Ecological Station (Portuguese: Estação Ecológica Tupinambás) is a marine ecological station in and around the Alcatrazes archipelago off the coast in São Paulo State, Brazil.

The Tupinambás Ecological Station is a Federal conservation area covering 2,464 hectares (6,090 acres) administered by the Chico Mendes Institute for Biodiversity Conservation.

[1] It consists of the Paredão island between about 24°04' and 24°05' S and 45°43' and 45°44' W, the islets of Abatipossanga, Guaratingaçu, Carimacuí and Cunhambebe between about 24°06' and 24°07' S and 45°42' and 45°43' W, and other islets and rocks, and the sea within a radius of 1 kilometre (0.62 mi) from their surf.

[2] As of 2009 the Ecological Station was a "strict nature reserve" under IUCN protected area category Ia.

[3] Migratory species include royal tern (Sterna maxima), spotted sandpiper (Actitis macularia), South American tern (Sterna hirundinacea), white-rumped sandpiper (Calidris fuscicollis), Cape petrel (Daption capense), wandering albatross (Diomedea exulans), Wilson's storm petrel (Oceanites oceanicus), Magellanic penguin (Spheniscus magellanicus), orange-breasted falcon (Falco deiroleucus), ultramarine grosbeak (Passerina brissonii), peregrine falcon (Falco peregrinus), great shearwater (Puffinus gravis), black-browed albatross (Thalassarche melanophris), humpback whale (Megaptera novaeangliae), Bryde's whale (Balaenoptera brydei),[4] common minke whale (Balaenoptera acutorostrata), Atlantic yellow-nosed albatross (Thalassarche chlororhynchos) and giant oceanic manta ray (Manta birostris).