Cleaning of substrate - ripping, ploughing and flushing
Complete or partial migration barrier removal
Environmental design of embankments and erosion protection
Mitigating rapid, short-term variations in flow (hydro-peaking operations)
Mitigating reduced annual flow and low flow measures
Mitigating reduced flood peaks, magnitudes, and frequency
Placement of spawning gravel in the river
Restoration of the riparian zone vegetation