7. The complex typical dune, between the beach and the sands is divided into mobile dunes and immobile dunes. Mobile dunes are found in the major part of the surface system. The dunes subsystem is the place where a lot of animals are and this depends on things such as the weather and the environment in general. One of the more common characteristic of the dunes in autumn, is the appearance of animals´footsteps.
8. the bushes The shrub also called curb represents a type of terminal and mature ecosystem of Mediterranean forest. The park is rich with hardy species. The area covered by this ecosystem within the park occupies two distinct areas. The first, between the edge of the marsh, the road of the Rocio-Matalascañas and the access road to the palace of Doñana. The second is south of the road and marks the dividing line and has a broken brush but with the same composition.
11. Lagoon. Within the area of scrub there is a characteristic formation of gaps that become flooded during rainfall. Given the ecological importance of the gaps themselves, this constitute a sufficiently significant lake ecosystem, formed by a large and varied range of gaps with individual peculiarities. Despite the dispersion and diversity there is a common denominator with a basic biocenosis.