The Baía de São José () is a bay of the

Atlantic Ocean The Atlantic Ocean is the second largest of the world's five borders of the oceans, oceanic divisions, with an area of about . It covers approximately 17% of Earth#Surface, Earth's surface and about 24% of its water surface area. During the ...

in the state of

Maranhão Maranhão () is a States of Brazil, state in Brazil. Located in the country's Northeast Region, Brazil, Northeast Region, it has a population of about 7 million and an area of and it is divided into 217 municipalities. Clockwise from north, it ...

in northeastern

Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest country by area and the List of countries and dependencies by population ...

. The bay is an estuary which receives several rivers, including the Itapecuru and Munim.

São Luís Island São Luís Island also known as Upaon-açu Island (officially) or Maranhão Island is an island in the state of Maranhão, Brazil with an area of 1,412.4 km2 (545 sq mi), located between the Baía de São Marcos and the Baía de São José. ...

, also known as Maranhão Island or Upaon-açu Island, separates the Baía de São José from the

Baía de São Marcos The Baía de São Marcos is a bay of the Atlantic Ocean in Maranhão state of northeastern Brazil. The bay is an estuary approximately long and up to wide. It receives several rivers, including the Grajaú, Mearim, and Pindaré. The Mearim ...

just to the west. São Luís Island is home to São Luís, Maranhão's capital.

References

Estuaries of Brazil Landforms of Maranhão Bays of Brazil {{Maranhão-geo-stub