1. 02.09.2009 S. 1 Pilot study 2: Assessment of sediment traps

2. 02.09.2009 S. 2 Sediment trap Wedel Bearing: March 2008 HPA 223

3. 02.09.2009 S. 3 Sediment trap Wedel Trap built 5.5.08-23.06.08 Depth ~ 2m Width ~300 m Length ~ 2 km New sedimentation rate ~ 10000 to 12000 m³ per day Grain-size of bottom material in µm Volume in %

4. 02.09.2009 S. 4 Monitoring programme Echo sounding Water (temperature, salinity, oxygen, current, pollution) Suspended sediment and bed load (concentration, grain size, pollution) Fish (survey of fish eggs and larvae) Cross-section: water sample Aanderaa turbidity device Calibration of the long-term turbidity measurements bottom Aanderaa RCM 9 or Aanderaa seagurad Long-term measurement with Aanderaa measuring devices Near bottom measuring device within the sediment trap