====== Glossary ====== * Permanent (or stationary) flow: Refers to a flow whose properties do not vary with time. * Transient flow: Refers to a flow whose properties vary with time. ====== Abbreviations====== * EDF : Electricity of France * SI: Suitability Index (variable mesh scale) * HSI: Habitat Suitability Index (mesh scale) * OSI : Overall Suitability Index (reach scale) * WUA : Weighted Usable Area (reach scale) * WUV : Weighted Usable Volume (reach scale) * UA : Unknown Area in percentage (reach scale) * AFB: The French Biodiversity Agency * OFB: French Office for Biodiversity * GIS: Geographic Information System