Water Masses Watercourse - Meeting - Version Rapportage 2010

A body of river water is a distinct and significant part of surface waters such as a river, river or canal, part of a river, river or canal. The river water body is composed of elementary sections (in the same way as the BDCarthage®). This element inherits the characteristics of the BDCarthage® elementary hydrographic section. The geometry of the theme Mass of water rivers is therefore the aggregation of the elementary sections that compose it. This operation is carried out using the river water body code. The criteria for constructing river water bodies are: - A body of water belongs to a single hydroecoregion - The dominant fish population based on the fish context (Salmon, Cyprinicole, Intermédiaire) - Size class (strahler confluence row) The code of the body of water is structured as follows: Water Body Type Code + WFD Basin District Code + Increment