As a landscape transformation activity (humanized landscape), salt production is part of the environment and ecosystem history, a forever history.
The Salgado of Aveiro is a valuable long-term observatory, having in consideration the history of the coastal evolution of Aveiro and the “salt farming”. It is located in the edge of the Ria and its islands. (mapping image)

Source: percursosdosalgado.cm-aveiro.pt/ (free translation)