Case study:Habitat and water flow restoration on River Rábca

This case study is pending approval by a RiverWiki administrator.

Approve case study

 

0.00

(0 votes)

To discuss or comment on this case study, please use the discussion page.

Location: 47° 26' 2.25" N, 17° 0' 55.40" E

Edit location

Loading map...

{"format":"googlemaps3","type":"HYBRID","minzoom":false,"maxzoom":false,"types":["ROADMAP","SATELLITE","HYBRID","TERRAIN"],"limit":50,"offset":0,"link":"all","sort":[""],"order":[],"headers":"show","mainlabel":"","intro":"","outro":"","searchlabel":"... further results","default":"","import-annotation":false,"width":"auto","height":"400px","centre":false,"title":"","label":"","icon":"","lines":[],"polygons":[],"circles":[],"rectangles":[],"copycoords":false,"static":false,"visitedicon":"","wmsoverlay":false,"zoom":14,"layers":[],"controls":["pan","zoom","type","scale","streetview","rotate"],"zoomstyle":"DEFAULT","typestyle":"DEFAULT","autoinfowindows":false,"resizable":false,"kmlrezoom":false,"poi":true,"cluster":false,"clustergridsize":60,"clustermaxzoom":20,"clusterzoomonclick":true,"clusteraveragecenter":true,"clusterminsize":2,"imageoverlays":[],"kml":[],"gkml":[""],"searchmarkers":"","fullscreen":false,"scrollwheelzoom":false,"showtitle":false,"hidenamespace":true,"template":"Location map popup","userparam":"","activeicon":"","pagelabel":false,"ajaxcoordproperty":"","ajaxquery":"","locations":[{"text":"\u003Cp\u003E\u003Cbr /\u003E\n\u003C/p\u003E\u003Cp\u003E\u003Cb\u003EProject Title:\u003C/b\u003E Habitat and water flow restoration on River R\u00e1bca\n\u003C/p\u003E\u003Cp\u003E\u003Cb\u003ECountry:\u003C/b\u003E \u003Ca href=\"/wiki/index.php?title=Hungary\" title=\"Hungary\"\u003EHungary\u003C/a\u003E\n\u003C/p\u003E\u003Cp\u003E\u003Cb\u003EProject Status:\u003C/b\u003E Complete\n\u003C/p\u003E\u003Cp\u003E\u003Cb\u003EThemes:\u003C/b\u003E Hydromorphology\n\u003C/p\u003E\u003Cp\u003E\u003Cbr /\u003E\n\u003C/p\u003E","title":"Habitat and water flow restoration on River R\u00e1bca","link":"","lat":47.433958,"lon":17.015388,"icon":"/wiki/images/a/af/Red_marker.png"}]}

Left click to look around in the map, and use the wheel of your mouse to zoom in and out.

Project overview

Edit project overview

Status	Complete
Project web site
Themes	Habitat and biodiversity, Hydromorphology, Flood risk management
Country	Hungary
Main contact forename
Main contact surname
Main contact user ID
Contact organisation	North-Transdanubian Water Management Directorate titkarsag@edukovizig.hu
Contact organisation web site
Partner organisations
This is a parent project encompassing the following projects	No

This case study hasn’t got a picture, you can add one by editing the project overview.

Project summary

This case study hasn’t got any project summary, you can add some by editing the project overview.

Monitoring surveys and results

This case study hasn’t got any Monitoring survey and results, you can add some by editing the project overview.

Lessons learnt

This case study hasn’t got any lessons learnt, you can add some by editing the project overview.

Catchment and subcatchment

Select a catchment/subcatchment

Edit the catchment and subcatchment details
(affects all case studies in this subcatchment)

Catchment

River basin district	Danube River Basin District
River basin	Danube

Subcatchment

River name	River Rábca (Rabnitz)
Area category	1000 - 10000 km²
Area (km2)
Maximum altitude category	100 - 200 m
Maximum altitude (m)
Dominant geology	Calcareous
Ecoregion	Alps
Dominant land cover	Intensive agriculture, Plantation forestry, Woodland
Waterbody ID

Site

Edit site

Name	Rábca
WFD water body codes	AEP904
WFD (national) typology	13
WFD water body name
Pre-project morphology	Single channel, Straight
Reference morphology	Single channel, Sinuous, Pool-riffle
Desired post project morphology
Heavily modified water body	No
National/international site designation	EU - Special Area of Conservation
Local/regional site designations
Protected species present	No
Invasive species present	No
Species of interest
Dominant hydrology	Artificially regulated, Permanent lotic
Dominant substrate	Gravel
River corridor land use	Intensive agriculture (arable), Woodland, Plantation forestry
Average bankfull channel width category
Average bankfull channel width (m)
Average bankfull channel depth category	2 - 5 m
Average bankfull channel depth (m)
Mean discharge category	1 - 10 m³/s
Mean annual discharge (m3/s)
Average channel gradient category
Average channel gradient
Average unit stream power (W/m2)

Project background

Edit project background

Reach length directly affected (m)	18000 m18 km <br />1,800,000 cm <br />
Project started	2010/10/01
Works started	2011/09/01
Works completed	2012/05/01
Project completed
Total cost category	100 - 500 k€
Total cost (k€)	241 k€241,000 € <br />
Benefit to cost ratio
Funding sources	EU Environment and Energy Operational Program

Cost for project phases

Phase	cost category	cost exact (k€)	Lead organisation	Contact forename	Contact surname
Investigation and design	100 - 500 k€	241 k€241,000 € <br />	SOLVEX LTD. http://www.solvex.hu	Tibor	Kránitz
Stakeholder engagement and communication			Hungarian Ornithological and Nature Conservation Society (MME)
Works and works supervision			Oktaéder Építőipari, Kereskedelmi és Szolgáltató LTD
Post-project management and maintenance
Monitoring

Reasons for river restoration

Edit reasons for restoration

Mitigation of a pressure
Hydromorphology	Quantity & dynamics of flow, Continuity for organisms, Structure & condition of riparian zones
Biology	Fish: Species composition, Macrophytes
Physico-chemical	Nutrient concentrations
Other reasons for the project

Measures

Edit Measures

Structural measures
Bank/bed modifications	Removal of reed, Removal of weirs, Removal of small bars
Floodplain / River corridor	Riparian tree planting
Planform / Channel pattern
Other	Removal of fallen trees
Non-structural measures
Management interventions	Ensuring biodiversity
Social measures (incl. engagement)
Other

Monitoring

Hydromorphological quality elements

Edit Hydromorphological
quality elements

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

Biological quality elements

Edit biological
quality elements

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

Physico-chemical quality elements

Edit Physico-chemical
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

Edit Other responses

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

Monitoring documents

Upload monitoring documents

Image gallery

Edit Image gallery

Additional documents and videos

Upload additional documents

Additional links and references

Edit links and references

Link	Description

Supplementary Information

Edit Supplementary Information