Case study:Abbey Brook Weir: Difference between revisions
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{{Location | {{Location |
Revision as of 11:32, 28 January 2013
Location: 52° 59' 13.60" N, 3° 11' 11.70" W
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Project overview
Status | Complete |
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Project web site | |
Themes | Fisheries, Habitat and biodiversity, Hydropower |
Country | Wales |
Main contact forename | Nick |
Main contact surname | Elbourne |
Main contact user ID | |
Contact organisation | River Restoration Centre |
Contact organisation web site | |
Partner organisations | |
Parent multi-site project | |
This is a parent project encompassing the following projects |
No |
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
Name | Abbey Brook at Llangollen |
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WFD water body codes | |
WFD (national) typology | |
WFD water body name | |
Pre-project morphology | Impounded |
Reference morphology | stepped pool, Sinuous |
Desired post project morphology | |
Heavily modified water body | No |
National/international site designation | |
Local/regional site designations | |
Protected species present | No |
Invasive species present | No |
Species of interest | Salmon, Sea trout (Salmo trutta) |
Dominant hydrology | |
Dominant substrate | |
River corridor land use | Intensive agriculture (arable), Improved/semi-improved grassland/pasture, Woodland |
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
Reach length directly affected (m) | |
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Project started | |
Works started | |
Works completed | |
Project completed | |
Total cost category | |
Total cost (k€) | |
Benefit to cost ratio | |
Funding sources |
Cost for project phases
Phase | cost category | cost exact (k€) | Lead organisation | Contact forename | Contact surname |
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Investigation and design | |||||
Stakeholder engagement and communication | |||||
Works and works supervision | |||||
Post-project management and maintenance | |||||
Monitoring |
Reasons for river restoration
Mitigation of a pressure | |
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Hydromorphology | |
Biology | |
Physico-chemical | |
Other reasons for the project |
Measures
Structural measures
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Bank/bed modifications | |
Floodplain / River corridor | |
Planform / Channel pattern | |
Other | |
Non-structural measures
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Management interventions | |
Social measures (incl. engagement) | |
Other |
Monitoring
Hydromorphological quality elements
Element | When monitored | Type of monitoring | Control site used | Result | ||
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Before measures | After measures | Qualitative | Quantitative |
Biological quality elements
Element | When monitored | Type of monitoring | Control site used | Result | ||
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Before measures | After measures | Qualitative | Quantitative |
Physico-chemical quality elements
Element | When monitored | Type of monitoring | Control site used | Result | ||
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Before measures | After measures | Qualitative | Quantitative |
Any other monitoring, e.g. social, economic
Element | When monitored | Type of monitoring | Control site used | Result | ||
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Before measures | After measures | Qualitative | Quantitative |
Monitoring documents
Image gallery
Additional documents and videos
Additional links and references
Link | Description |
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Supplementary Information
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