strip of land with 15 to 25 km from west to east, and 55 km from the North (Tibau do Sul) to the south border of the state.
The region has a few density, the population is concentrated in some cities as Goianinha, Canguaretama and in villages mainly near the sea, such as Tibau do Sul and Pipa.
The coast consists of a succession of dunes and high cliffs with vegetation known as 'Mata atlantica'. The banks of the lakes and rivers are sometimes filled with a type vegetation known as mangrove swamps.
