Case study:Restoration of Siuruanjoki River

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Project overview

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Status	Complete
Project web site
Themes	Water quality, Social benefits, Land use management - forestry, Land use management - agriculture
Country	Finland
Main contact forename
Main contact surname
Main contact user ID
Contact organisation	Regional Environment Institute
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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Catchment

River basin district	Iijoki River basin
River basin	Siuruanjoki River Basin

Subcatchment

River name	Siuruanjoki River
Area category	1000 - 10000 km²
Area (km2)	2387 km²238,700 ha <br />
Maximum altitude category
Maximum altitude (m)
Dominant geology	Organic (i.e. Peat)
Ecoregion	Fenno-Scandian Shield
Dominant land cover	bog
Waterbody ID

Site

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Name	Catchment of Siuruanjoki River
WFD water body codes
WFD (national) typology
WFD water body name
Pre-project morphology
Reference morphology
Desired post project morphology
Heavily modified water body
National/international site designation
Local/regional site designations	multiple designations across the site
Protected species present
Invasive species present
Species of interest
Dominant hydrology
Dominant substrate
River corridor land use	Coniferous plantation
Average bankfull channel width category
Average bankfull channel width (m)
Average bankfull channel depth category
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	2000/01/01
Works started
Works completed	2006/01/01
Project completed
Total cost category	500 - 1000 k€
Total cost (k€)	850 k€850,000 € <br />
Benefit to cost ratio
Funding sources	European Regional Development Fund (ERDF), Regional eEnvironment Institutes, Cities of Pudasjärvi, Yli-Ii and Ranua

Cost for project phases

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

Reasons for river restoration

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Mitigation of a pressure	Riparian development
Hydromorphology	Continuity for organisms, Structure & condition of riparian/ lake shore zones
Biology	Fish: Abundance, Fish: Species composition
Physico-chemical	Nutrient concentrations
Other reasons for the project

Measures

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Structural measures
Bank/bed modifications
Floodplain / River corridor	removal of embankments, creation of wetlands, establishment of woodland
Planform / Channel pattern
Other
Non-structural measures
Management interventions
Social measures (incl. engagement)	Awaress-raising
Other	Information provision, Participation in works, Participation in monitoring

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
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Biological quality elements

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quality elements

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Physico-chemical quality elements

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quality elements

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Any other monitoring, e.g. social, economic

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Monitoring documents

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Image gallery

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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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