Case study:Rheinauen bei Rastatt

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Location: 48° 52' 50.29" N, 8° 8' 21.57" E

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Project overview

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Status	In progress
Project web site	http://www.rheinauen-rastatt.de
Themes	Habitat and biodiversity, Hydromorphology, Monitoring, Water quality
Country	Germany
Main contact forename	Daniel
Main contact surname	Raddatz
Main contact user ID
Contact organisation	Regierungspraesidium Karlsruhe
Contact organisation web site	http://www.rp-karlsruhe.de
Partner organisations	Stiftung Naturschutzfonds Baden-Württemberg
Parent multi-site project
This is a parent project encompassing the following projects	No

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Project summary

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Monitoring surveys and results

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Lessons learnt

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Catchment and subcatchment

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Site

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Name	River Rhine (and Murg, not displayed)
WFD water body codes
WFD (national) typology	Type 4 "gravel and stone embossed flow of the Alpine foothills"
WFD water body name	Oberrhein
Pre-project morphology	Low gradient passively meandering
Reference morphology	Low gradient passively meandering
Desired post project morphology
Heavily modified water body	Yes
National/international site designation	EU - Special Area of Conservation
Local/regional site designations
Protected species present	Yes
Invasive species present	No
Species of interest	many protected species
Dominant hydrology
Dominant substrate	gravel and sand
River corridor land use	Plantation forestry, Alluvial Forest
Average bankfull channel width category	more than 50 m
Average bankfull channel width (m)
Average bankfull channel depth category	2 - 5 m
Average bankfull channel depth (m)
Mean discharge category	more than 1000 m³/s
Mean annual discharge (m3/s)	12501,250 m³/s <br />1,250,000 l/s <br />
Average channel gradient category	0.001 - 0.01
Average channel gradient
Average unit stream power (W/m2)

Project background

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Reach length directly affected (m)	30003,000 m <br />3 km <br />300,000 cm <br />
Project started	2011/01/01
Works started
Works completed
Project completed	2015/12/31
Total cost category
Total cost (k€)
Benefit to cost ratio
Funding sources	European Commission LIFE-Nature programme, State, Communities, NGOs, Associations

Cost for project phases

Phase	cost category	cost exact (k€)	Lead organisation	Contact forename	Contact surname
Investigation and design			Regierungspraesidium Karlsruhe
Stakeholder engagement and communication			Regierungspraesidium Karlsruhe
Works and works supervision			Regierungspraesidium Karlsruhe
Post-project management and maintenance			Regierungspraesidium Karlsruhe
Monitoring			Regierungspraesidium Karlsruhe

Reasons for river restoration

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Mitigation of a pressure
Hydromorphology
Biology
Physico-chemical
Other reasons for the project	Improvement for habitats and species of NATURA 2000 guideline

Measures

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Structural measures
Bank/bed modifications	Bank restoration, island restoration
Floodplain / River corridor	reconnection of oxbow
Planform / Channel pattern
Other
Non-structural measures
Management interventions
Social measures (incl. engagement)
Other

Monitoring

Hydromorphological quality elements

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quality elements

Element	When monitored		Type of monitoring		Control site used	Result
	Before measures	After measures	Qualitative	Quantitative

Biological quality elements

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quality elements

Element	When monitored		Type of monitoring		Control site used	Result
	Before measures	After measures	Qualitative	Quantitative
Fish	Yes	Yes	Yes	No	No
Macrophytes	Yes	Yes	Yes	No	No
Angiosperms	Yes	Yes	No	No	No
Invertebrates	Yes	Yes	No	No	No

Physico-chemical quality elements

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quality elements

Element	When monitored		Type of monitoring		Control site used	Result
	Before measures	After measures	Qualitative	Quantitative

Any other monitoring, e.g. social, economic

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Element	When monitored		Type of monitoring		Control site used	Result
	Before measures	After measures	Qualitative	Quantitative

Monitoring documents

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Image gallery

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Additional documents and videos

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Rheinauen bei Rastatt Summary.pdf

Additional links and references

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Link	Description

Supplementary Information

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