River Typology Short Method Statement - River Typology and Water Body Delineation 2005

The Water Framework Directive (WFD or the Directive) requires Member States to identify the location and boundaries of bodies of surface water and to carry out an initial characterisation of all such bodies (Annex II). The surface water bodies identified must be differentiated according to hydromorphological type. The types are defined in Annex II under ‘System A’ or ‘System B’.