4.1.1 Physical Lateral works Loss of lateral continuity Loss of riparian zone / creation of natural-like 6 Improving alteration of (connectivity with marginal habitat / loss irregularities; set-back hydromorphological Embankments floodplain/hillslopes) of lateral connectivity / embankments conditions of water bodies area/shore – loss of sediment input other than longitudinal Flood Protection continuity 4.1.1 Physical Lateral works Loss of lateral continuity Loss of riparian zone / creation of natural-like 6 Improving alteration of (connectivity with marginal habitat / loss irregularities; increase of hydromorphological Groynes floodplain/hillslopes) of lateral connectivity / roughness trough wood/rocks conditions of water bodies area/shore – loss of sediment input other than longitudinal Flood Protection continuity 4.1.1 Physical Complex works Loss or reduction of lateral and Loss of riparian zone / creation of natural-like diversity 6 Improving alteration of longitudinal continuity of marginal habitat / loss within the flood detention basin hydromorphological Flood detention sediments, water and biota of lateral connectivity / conditions of water bodies area/shore – basins loss of sediment input other than longitudinal Flood Protection continuity 3,7 Abstraction or Complex works Temporary Loss of lateral and temporary Loss of no real measure as impacts are flow diversion - longitudinal continuity of riparian zone / temporary Flood Deviation Other sediments, water and biota marginal habitat / loss channels of lateral connectivity / loss of sediment input
Lateral works Embankments 4.1.1 Physical alteration of area/shore – Flood Protection Loss of lateral continuity (connectivity with floodplain/hillslopes) Loss of riparian zone / marginal habitat / loss of lateral connectivity / loss of sediment input creation of natural-like irregularities; set-back embankments 6 Improving hydromorphological conditions of water bodies other than longitudinal continuity Lateral works Groynes 4.1.1 Physical alteration of area/shore – Flood Protection Loss of lateral continuity (connectivity with floodplain/hillslopes) Loss of riparian zone / marginal habitat / loss of lateral connectivity / loss of sediment input creation of natural-like irregularities; increase of roughness trough wood/rocks 6 Improving hydromorphological conditions of water bodies other than longitudinal continuity Complex works Flood detention basins 4.1.1 Physical alteration of area/shore – Flood Protection Loss or reduction of lateral and longitudinal continuity of sediments, water and biota Loss of riparian zone / marginal habitat / loss of lateral connectivity / loss of sediment input creation of natural-like diversity within the flood detention basin 6 Improving hydromorphological conditions of water bodies other than longitudinal continuity Complex works Flood Deviation channels 3,7 Abstraction or flow diversion - Other Temporary Loss of lateral and longitudinal continuity of sediments, water and biota temporary Loss of riparian zone / marginal habitat / loss of lateral connectivity / loss of sediment input no real measure as impacts are temporary
flood_GEP_October2016.docx