Case study:River Ogwen and Nant Francon - Revision history

Hazel Wilson at 15:14, 23 October 2015

2015-10-23T15:14:41Z

← Older revision		Revision as of 15:14, 23 October 2015
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	\|Name=River Ogwen		\|Name=River Ogwen
	\|WFD water body code=GB110065054160		\|WFD water body code=GB110065054160
			\|WFD water body name=Ogwen - upper
	\|Pre-project morphology=Over deepened		\|Pre-project morphology=Over deepened
	\|Reference morphology=Pool-riffle		\|Reference morphology=Pool-riffle
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	\|Invasive species present=No		\|Invasive species present=No
	\|Species=Salmonids		\|Species=Salmonids
	\|Dominant substrate=Gravel,		\|Dominant substrate=Gravel,
	\|River corridor land use=Agricultural (Livestock)		\|River corridor land use=Agricultural (Livestock)
	}}		}}

2013-10-18T15:13:27Z

2013-09-20T13:01:40Z

2013-09-06T14:17:37Z

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 Four boulder cascades were created and pool and riffle sequences created in the upper reach. Some runs of gravel were introduced and shoals were created on the inside of bends. A major erosion site was reinstated using a willow mattress technique.
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 {{Monitoring documents}}
 {{Monitoring documents end}}
-{{Image gallery}}
 {{Additional Documents}}
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 {{Additional links and references footer}}
 {{Supplementary Information}}

2013-07-08T16:29:21Z

← Older revision		Revision as of 16:29, 8 July 2013
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	{{Additional Documents end}}		{{Additional Documents end}}
	{{Additional links and references header}}		{{Additional links and references header}}
			{{Additional links and references
			\|Link=www.therrc.co.uk/pdf/manual/MAN_5_3.pdf
			\|Description=Manual of River Restoration Techniques entry (RRC)
			}}
			{{Additional links and references
			\|Link=www.therrc.co.uk/pdf/manual/MAN_8_4.pdf
			\|Description=Manual of River Restoration Techniques entry (RRC)
			}}
	{{Additional links and references footer}}		{{Additional links and references footer}}
	{{Supplementary Information}}		{{Supplementary Information}}

2013-07-08T16:26:01Z

← Older revision		Revision as of 16:26, 8 July 2013
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	{{Monitoring documents end}}		{{Monitoring documents end}}
	{{Image gallery}}		{{Image gallery}}
			{{Case study image
			\|File name=Restored Island 1.JPG
			\|Caption=Restored Island - Nov 2012
			}}
			{{Case study image
			\|File name=Restored bed levels and bank profile.JPG
			\|Caption=Restored section - Nov 2012
			}}
	{{Image gallery end}}		{{Image gallery end}}
	{{Additional Documents}}		{{Additional Documents}}

2013-07-08T16:19:20Z

← Older revision		Revision as of 16:19, 8 July 2013
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	{{End table}}		{{End table}}
	{{Biological quality elements header}}		{{Biological quality elements header}}
			{{Biological quality element table row
			\|Element=Fish
			\|Monitored before=Yes
			\|Monitored after=Yes
			\|Qualitative monitoring=Yes
			\|Quantitative monitoring=Yes
			\|Control site used=No
			\|Result=Improvement
			}}
	{{End table}}		{{End table}}
	{{Physico-chemical quality elements header}}		{{Physico-chemical quality elements header}}

2013-07-08T16:18:49Z

← Older revision		Revision as of 16:18, 8 July 2013
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	\|Biological quality elements=Fish,		\|Biological quality elements=Fish,
	}}		}}
	{{Measures}}		{{Measures
			\|Bank and bed modifications measure=Installation of cascades, Creation of pools and riffles,
			\|Planform / Channel pattern=Morphology of the bed altered
			}}
	{{Hydromorphological quality elements header}}		{{Hydromorphological quality elements header}}
	{{End table}}		{{End table}}

2013-07-08T16:16:36Z

← Older revision		Revision as of 16:16, 8 July 2013
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	\|Supplementary funding information=Of the £48,000 (€56,000) project cost- £8,000 (€9,300) was spent on a flood model and £5,000 (€5,800) was spent on design.		\|Supplementary funding information=Of the £48,000 (€56,000) project cost- £8,000 (€9,300) was spent on a flood model and £5,000 (€5,800) was spent on design.
	}}		}}
	{{Motivations}}		{{Motivations
			\|Specific mitigation=Flood risk management,
			\|Hydromorphological quality elements=Channel pattern/planform, sediment transport
			\|Biological quality elements=Fish,
			}}
	{{Measures}}		{{Measures}}
	{{Hydromorphological quality elements header}}		{{Hydromorphological quality elements header}}

2013-07-08T16:14:13Z

← Older revision		Revision as of 16:14, 8 July 2013
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	\|River corridor land use=Agricultural (Livestock)		\|River corridor land use=Agricultural (Livestock)
	}}		}}
	{{Project background}}		{{Project background
			\|Reach length directly affected=900
			\|Project started=1998/09/01
			\|Works completed=1998/11/30
			\|Total cost category=50 - 100 k€
			\|Total1 cost=56
			\|Supplementary funding information=Of the £48,000 (€56,000) project cost- £8,000 (€9,300) was spent on a flood model and £5,000 (€5,800) was spent on design.
			}}
	{{Motivations}}		{{Motivations}}
	{{Measures}}		{{Measures}}