Geen diatitel

1
Argus as a management instrument For different
End User
2
Overview

• What the managers want
• CSIs which can be measured with Argus
• Combine information need of different managers

3
The Coastal managers

• Many coastal managers in the coastal zone with
• different responsibilities and information needs
• RWS keeping the coastline at a fixed position
• Local authority state and safety of the beach
• Water board protection against flooding
• Nature conservation organisations protection of
  natural values

4
Available Argus Tools

• Bottomdepth in the surfzone
• Follow development underwater bars
• Determine morphology of the beach / dune foot
• Determine ripcurrent location

5
Bottomdepth in the surfzone
CSIs Momentary Coastline, bar height
6
Follow development nourishments and natural bars
CSIs Bar/nourishment position, beach position
7
Compare natural coast and nourished coast
Area where nourishments are carried out
Egmond Jan van Speyk
Egmond Coast3D
8
Morphology of the beach / dune foot
High water
Low water

CSIs Intertidal coastline (beach volume), beach
width, erosion hot spots (dune foot)
9
Determine rip current location
Rip currents
CSIs Rip current location
10
Information need Argus information
RWS Volume/position nourishment,
bottomdepth/volume Municipality (Egmond) Dune
state, beach width, rip location Water Board
Dune volume, height of sea defence Nature
organisation state of animal and plant habitats
11
Will managers use Argus?

• Problems to overcome
• Conservative good as it is
• Only extra information
• Cost/benefit relation to low

• Possibilities
• Presentation of usefull Argus information
• Demonstration of possibilities in real case
• Choose area where information need of different
  coastal
• managers can be captured by one Argus station