Case study:South Esk restoration

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Location: 55° 55' 13.12" N, 3° 2' 41.39" W

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Project overview

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Status	Complete
Project web site
Themes	Habitat and biodiversity, Hydromorphology, Land use management - forestry, Monitoring, Social benefits
Country	Scotland
Main contact forename	Susan
Main contact surname	Arnott
Main contact user ID
Contact organisation	SEPA
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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Catchment and subcatchment

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(affects all case studies in this subcatchment)

Catchment

River basin district	Sout Esk
River basin	South Esk

Subcatchment

River name	South Esk
Area category	100 - 1000 km²
Area (km2)	564 km²56,400 ha <br />
Maximum altitude category	200 - 500 m
Maximum altitude (m)
Dominant geology	Siliceous
Ecoregion	Great Britain
Dominant land cover	Grassland, Woodland
Waterbody ID

Other case studies in this subcatchment: Rottal Burn

Site

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Name	South Esk
WFD water body codes
WFD (national) typology
WFD water body name
Pre-project morphology	Single channel, Straight, Sinuous
Reference morphology	Sinuous, Pool-riffle
Desired post project morphology
Heavily modified water body
National/international site designation	EU - Special Protected Area
Local/regional site designations	Ramsar
Protected species present
Invasive species present
Species of interest
Dominant hydrology	Quick run-off
Dominant substrate	Bedrock, Cobble, Gravel
River corridor land use	Grassland, Woodland
Average bankfull channel width category	5 - 10 m
Average bankfull channel width (m)
Average bankfull channel depth category	2 - 5 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)	2000 m2 km <br />200,000 cm <br />
Project started	2009/01/01
Works started
Works completed	2011/01/01
Project completed
Total cost category
Total cost (k€)
Benefit to cost ratio
Funding sources	SEPA

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	Pollution incident, Invasive species
Hydromorphology	Quantity & dynamics of flow, Channel pattern/planform
Biology
Physico-chemical	Nutrient concentrations, Specific non-synthetic pollutants
Other reasons for the project	Community demand, Habitat enhancement

Measures

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Structural measures
Bank/bed modifications	Removal of invasive species, Depth variation, Introduction of livestock fencing
Floodplain / River corridor
Planform / Channel pattern	Introduction of sinuosity
Other
Non-structural measures
Management interventions	More sensitive channel maintenance
Social measures (incl. engagement)	Awareness raising
Other

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
Channel pattern/planform	Yes	Yes		Yes		Improvement
Quantity & dynamics of flow	Yes	Yes		Yes		Improvement

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

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
Nutrient concentrations	Yes	Yes		Yes		Awaiting results
Specific non-synthetic pollutants	Yes	Yes				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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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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