richard jeffries and roy richardson improving scottish rivers proposals for delivery
Post on 12-Jan-2016
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Richard Jeffries and Roy Richardson
Improving Scottish RiversProposals for delivery
Urban improvements
From this…
…to this.
Rural improvements
From this…
…to this.
Varied habitats – pools, riffles, etc
Good for Ecology
Good for land management
Natural width low-flow channels keep the river bed clear of fine sediment. Less maintenance needed.
Flood water storage within river corridor
River corridorAgricultural field
Varied habitats – trees / scrub
Working within the landscape
Catchment plan
Healthy rivers
Ecologically unhealthy
Arable – avoid
Pasture – investigate potential
Ecology Land use Urban
Healthy sections
Unhealthy sections
Area at risk of flooding
River corridor
Urban area
Focus areasUrban areas - flood risk?Land useRiver corridor
Working within the landscape
High value land: no restoration here
Channel moving around – issues with drain maintenance
Regeneration opportunity
Space for a functioning river
Local factors & opportunities
Possibility of small-scale works
Possibility of small-scale works
2 metre statutory buffer
Ecology Land use Urban
Restore to reduce flood risk
Less maintenanceBetter habitats
Stepping stone restoration
Stepping stone restoration
River plan
No change
No change
Land not used for agriculture Old channel still present
Rural restoration opportunity
£22,000 from SEPA Total value £48,000
low cost active restoration
Logie burn
Urban restoration partnership
Funder amount
Water Environment Fund £100,000
Total UK £60,000
Aberdeen Greenspaces Trust Ltd £62,500
Aberdeen Forward £50,000
North East Local Biodiversity Action plan
£2000
Aberdeen City Council £15500
Aberdeen City Council – in kind contribution
£30000
Total £320000
Small scale stepping stone example
Catchment plan
River plan
River plan
River plan
Q & A
Discussion questions
• Is improvements based on constraints the right approach?
• Improvements: where might benefits outweigh costs?
• Constraints: where might costs outweigh benefits?
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