Case study:Restoration of the marsh "Gallega": Difference between revisions
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|File name=016 Restauracion marisma Gallega CHGUADALQUIVIR 005.jpg | |||
|Caption=Aerial view of Gallega marsh in October 2004 | |||
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|File name=016 Restauracion marisma Gallega CHGUADALQUIVIR 005 I.jpg | |||
|Caption=Aerial view of Gallega marsh in 2007 | |||
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|File name=016 Restauracion marisma Gallega CHGUADALQUIVIR 005 II.jpg | |||
|Caption=Gallega marsh from the FAO embankment | |||
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|File name=016 Restauracion marisma Gallega CHGUADALQUIVIR 005 III.jpg | |||
|Caption=Permeabilization works on the side wall | |||
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|File name=016 Restauracion marisma Gallega CHGUADALQUIVIR 005 IV.jpg | |||
|Caption=View of the drainage network in the marsh Gallega | |||
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Revision as of 08:54, 22 January 2013
This case study is pending approval by a RiverWiki administrator.
Location: none specified
Project overview
Status | Complete |
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Project web site | |
Themes | |
Country | Spain |
Main contact forename | |
Main contact surname | |
Main contact user ID | |
Contact organisation | MARM |
Contact organisation web site | |
Partner organisations | |
This is a parent project encompassing the following projects |
No |
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Project summary
This case study hasn’t got any project summary, you can add some by editing the project overview.
Monitoring surveys and results
This case study hasn’t got any Monitoring survey and results, you can add some by editing the project overview.
Lessons learnt
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Catchment and subcatchment
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Edit the catchment and subcatchment details
(affects all case studies in this subcatchment)
Catchment
River basin district | C.H.Guadalquivir |
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River basin | Guadalquivir |
Subcatchment
River name | Guadiamar |
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Area category | |
Area (km2) | |
Maximum altitude category | Less than 100 m |
Maximum altitude (m) | 2 m0.002 km <br />200 cm <br /> |
Dominant geology | Calcareous, Silts and clays |
Ecoregion | Ibero-Macaronesian |
Dominant land cover | Wetland |
Waterbody ID |
Other case studies in this subcatchment: Design and Application of a Sustainable Soil Management Model for Orchard Crops in the Doñana National Park Area, Restoration of the marsh "Gallega"
Site
Name | Marisma Gallega |
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WFD water body codes | |
WFD (national) typology | |
WFD water body name | |
Pre-project morphology | Marsh |
Reference morphology | Marsh |
Desired post project morphology | |
Heavily modified water body | |
National/international site designation | |
Local/regional site designations | Area of Special Conservation Interest |
Protected species present | |
Invasive species present | |
Species of interest | |
Dominant hydrology | Tidal |
Dominant substrate | Silt, Clay |
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) | |
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Project started | 2005/01/01 |
Works started | |
Works completed | 2005/11/01 |
Project completed | |
Total cost category | 1000 - 5000 k€ |
Total cost (k€) | 2746 k€2,746,000 € <br /> |
Benefit to cost ratio | |
Funding sources | FEDER, MARM |
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 | C.H.Guadalquivir | ||||
Post-project management and maintenance | |||||
Monitoring |
Reasons for river restoration
Mitigation of a pressure | Pollution incident |
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Hydromorphology | Channel pattern/planform |
Biology | |
Physico-chemical | |
Other reasons for the project |
Measures
Structural measures
| |
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Bank/bed modifications | |
Floodplain / River corridor | |
Planform / Channel pattern | Restore the original morphology of the marsh, Reconnect and restore aquatic habitats |
Other | Permeabilize the side wall of the FAO |
Non-structural measures
| |
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 | ||
---|---|---|---|---|---|---|
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
Image gallery
Additional documents and videos
Additional links and references
Link | Description |
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