Case study:Upper River Nairn restoration project: Difference between revisions

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Revision as of 12:23, 15 February 2019

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Location: 57° 18' 0.85" N, 4° 16' 53.02" W
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Project overview

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Status Complete
Project web site
Themes Environmental flows and water resources, Fisheries, Flood risk management, Habitat and biodiversity, Hydromorphology, Land use management - agriculture, Land use management - forestry, Monitoring
Country Scotland
Main contact forename Euan
Main contact surname Anderson
Main contact user ID User:Aberarder
Contact organisation Aberarder Estate
Contact organisation web site
Partner organisations
Parent multi-site project
This is a parent project
encompassing the following
projects
No
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Project summary

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Monitoring surveys and results

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Lessons learnt

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Image gallery


Aberarder New Lower Channel
Aberarder Upper Wetland
Aberarder
Wood structure
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Catchment and subcatchment



Site

Name
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
Protected species present
Invasive species present
Species of interest
Dominant hydrology
Dominant substrate
River corridor land use
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) 24002,400 m <br />2.4 km <br />240,000 cm <br />
Project started 2014/11/20
Works started 2017/08/01
Works completed 2017/09/30
Project completed 2018/04/01
Total cost category
Total cost (k€)
Benefit to cost ratio
Funding sources Scottish Water Environment Fund (WEF)

Cost for project phases

Phase cost category cost exact (k€) Lead organisation Contact forename Contact surname
Investigation and design cbec eco-engineering UK Ltd Hamish Moir
Stakeholder engagement and communication
Works and works supervision Salix - McGowan
Post-project management and maintenance Aberarder Estate Euan Anderson
Monitoring cbec eco-engineering UK Ltd Hamish Moir



Reasons for river restoration

Mitigation of a pressure
Hydromorphology
Biology
Physico-chemical
Other reasons for the project To restore a heavily modified section of the Upper River Nairn back to a more natural state whilst also reducing the risk of flooding to protect agricultural interests


Measures

Structural measures
Bank/bed modifications
Floodplain / River corridor
Planform / Channel pattern
Other
Non-structural measures
Management interventions
Social measures (incl. engagement)
Other


Monitoring

Hydromorphological quality elements

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

Biological quality elements

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

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

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


Monitoring documents



Additional documents and videos


Additional links and references

Link Description

Supplementary Information

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