Case study:Abbey Brook Weir

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Location: 52° 59' 13.60" N, 3° 11' 11.70" W

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Project overview

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Status	Complete
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

Before and after weir removal on the Abbey brook

Project summary

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Catchment and subcatchment

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Site

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Name	Abbey Brook at Llangollen
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
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Mean discharge category
Mean annual discharge (m3/s)
Average channel gradient category
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Average unit stream power (W/m2)

Project background

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Reach length directly affected (m)
Project started	2011/08/01
Works started
Works completed
Project completed	2011/11/01
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Cost for project phases

Phase	cost category	cost exact (k€)	Lead organisation	Contact forename	Contact surname
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Reasons for river restoration

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Mitigation of a pressure
Hydromorphology
Biology
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Measures

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Structural measures
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Floodplain / River corridor
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Monitoring

Hydromorphological quality elements

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quality elements

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quality elements

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Image gallery

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Supplementary Information

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