Revision as of 15:57, 20 May 2014

Lower Traun

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Key features of the case study

Site description

Measures selection

Success criteria

Ecological response

Hydromorphological response

Monitoring before and after implementation of the project

Socio-economic aspects

Contact person within the organization

Extra background information

References

Related Measures

• Reduce erosion
• Trap sediments
• Reduce anthropogenic flow peaks
• Shorten the length of impounded reaches
• Increase flood frequency and duration in riparian zones or floodplains
• Link flood reduction with ecological restoration
• Manage aquatic vegetation
• Widen water courses
• Allow/increase lateral channel migration or river mobility
• Shallow water courses
• Modify aquatic vegetation maintenance
• Initiate natural channel dynamics to promote natural regeneration
• Remove bank fixation
• Recreate gravel bar and riffles
• Develop riparian forest
• Adjust land use to develop riparian vegetation
• Remove bank fixation
• Improve backwaters
• Lower river banks or floodplains to enlarge inundation and flooding
• Reconnect backwaters and wetlands
• Remove hard engineering structures that impede lateral connectivity
• Construct semi-natural/articificial wetlands or aquatic habitats
• Set back embankments, levees or dikes
• Restore wetlands
• Retain floodwater

Related Pressures

• Groundwater abstractions
• Artificial barriers downstream from the site
• Alteration of instream habitat
• Sand and gravel extraction
• Embankments, levees or dikes
• Impoundment
• Alteration of riparian vegetation
• Channelisation / cross section alteration