]> 2026-04-16T10:25:41+00:00 Placement of spawning gravel in the river 0 en all structural (requires no additional flow release) gravel spawners plant in dam plant with bypass section very certain less often than yearly fairly steep with rocks, boulders (from 0.4 to 0.05 %) steep gradient (up to 0.4 %) bypass section downstream outlet upstream of hydropower plant trl 9: actual system proven in operational environment spawning / recruitment substrate and hyporheic zone 2021-03-16T11:45:58Z 2459289.9902546 Placement of spawning gravel in the river Acoustic Doppler velocimetry (ADV) 0 en Acoustic Doppler velocimetry (ADV) Acoustic telemetry 0 en Acoustic telemetry BASEMENT 0 en BASEMENT Bedload monitoring system 0 en Bedload monitoring system CASiMiR 0 en CASiMiR Current meter 0 en Current meter Double Averaging method 0 en Double Averaging method FLOW-3D 0 en FLOW-3D HEC-RAS 0 en HEC-RAS LiDAR 0 en LiDAR OpenFOAM 0 en OpenFOAM Particle image velocimetry (PIV) 0 en Particle image velocimetry (PIV) Radio frequency identification with passive integrated transponder (PIT tagging) 0 en Radio frequency identification with passive integrated transponder (PIT tagging) River2D 0 en River2D Sediment simulation in intakes with Multiblock option (SSIIM) 0 en Sediment simulation in intakes with Multiblock option (SSIIM) TELEMAC 0 en TELEMAC Visible implant elastomer 0 en Visible implant elastomer Suitable measures 102 en Suitable measures