As a continuation of the initial study on the morphology of the Douro mouth performed by Hydronamic in 1982, the Administracao dos Portos de Douro e Leixoes commissioned by Hydronamic bv to construct a mathematical hydro-morphological model of the Douro mouth. Within the framework of the study also a second measuring campaign was commissioned, in order to gather some additional data on waterlevels, sediment transport and salinity, during a period of low river discharge. In this report the results of the additional measuring campaign (July 4th - July 8th, 1983) are presented
