Case study:Water and Life for Drava and Vuka

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Project overview

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Status Complete
Project web site
Themes Habitat and biodiversity
Country Hungary
Main contact forename Tibor
Main contact surname Parrag
Main contact user ID
Contact organisation Zajednica športsko ribolovnih društava, Osijek, Croatia
Contact organisation web site
Partner organisations
This is a parent project
encompassing the following
projects
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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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(affects all case studies in this subcatchment)

Catchment

River basin district Danube
River basin Danube

Subcatchment

River name Drava
Area category 1000 - 10000 km²
Area (km2)
Maximum altitude category 200 - 500 m
Maximum altitude (m)
Dominant geology Siliceous
Ecoregion Alps
Dominant land cover Extensive agriculture, Grassland
Waterbody ID



Other case studies in this subcatchment: Kleblach-Side channel, Revitalisation of branch ’Felsőszentmártoni’ at River Dráva, Revitalisation of branches ’Boros Dráva and Drávakeresztúri’


Site

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Name Drava-Danube area
WFD water body codes AEP438
WFD (national) typology 14
WFD water body name
Pre-project morphology Oxbow detached by boulder weir from main flow
Reference morphology Sidearm
Desired post project morphology
Heavily modified water body false
National/international site designation
Local/regional site designations Area of Special Conservation Interest, Biosphere Reserve
Protected species present
Invasive species present
Species of interest
Dominant hydrology Artificially regulated, Permanent lentic
Dominant substrate Silt, Mud, Gravel
River corridor land use Intensive agriculture, Woodland
Average bankfull channel width category more than 50 m
Average bankfull channel width (m)
Average bankfull channel depth category 5 - 10 m
Average bankfull channel depth (m)
Mean discharge category
Mean annual discharge (m3/s)
Average channel gradient category
Average channel gradient
Average unit stream power (W/m2)


Project background

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Reach length directly affected (m)
Project started 2010/03/01
Works started
Works completed 2013/03/01
Project completed
Total cost category 1000 - 5000 k€
Total cost (k€) 1323 k€1,323,000 € <br />
Benefit to cost ratio
Funding sources Hungary-Croatia IPA Cross-border Co-operation Programme

Cost for project phases

Phase cost category cost exact (k€) Lead organisation Contact forename Contact surname
Investigation and design Duna-Dráva National Park Directorate Tibor Parrag
Stakeholder engagement and communication Duna-Dráva National Park Directorate Tibor Parrag
Works and works supervision Duna-Dráva National Park Directorate Tibor Parrag
Post-project management and maintenance Duna-Dráva National Park Directorate Tibor Parrag
Monitoring Duna-Dráva National Park Directorate Tibor Parrag



Reasons for river restoration

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Mitigation of a pressure
Hydromorphology Quantity & dynamics of flow, Continuity for organisms, Substrate conditions
Biology Fish: Species composition, Phytoplankton: Blooms, Macrophytes
Physico-chemical Nutrient concentrations
Other reasons for the project Landscape enhancement, Community demand


Measures

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Structural measures
Bank/bed modifications Dredging of sediment (mud)
Floodplain / River corridor
Planform / Channel pattern
Other Reduction of boulder weir hight
Non-structural measures
Management interventions Ensuring biodiversity
Social measures (incl. engagement) Recreation
Other Information provision, Consultation


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
[[]] Awaiting results

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
[[]] Awaiting results

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
[[]] Awaiting results

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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Additional documents and videos

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Additional links and references

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Link Description

Supplementary Information

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