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Details of Award

NERC Reference : NER/B/S/2000/00697

Hydrodynamics and macroinvertebrate use of river-bed sediment patches

Grant Award

Principal Investigator:
Professor S Rice, Loughborough University, Geography
Co-Investigator:
Professor I Reid, Loughborough University, Geography
Co-Investigator:
Dr J Lancaster, Monash University, School of Biological Sciences
Science Area:
None
Overall Classification:
Freshwater
ENRIs:
Natural Resource Management
Biodiversity
Science Topics:
Sediment/Sedimentary Processes
Hydrological Processes
Behavioural Ecology
Abstract:
The bed sediment of coarse-grained alluvial channels is often organised in areas of relatively homogeneous grain-size called sediment patches. Differences in patch texture generate hydrodynamic structures that provide diverse habitat opportunities and ensure the availability of refugia for macroinvertebrates during floods. There has been no systematic study linking patch flow structures with refugia use. In a series of novel flume experiments we will use facsimiles of natural patches to examine near-bed hydraulics and invertebrate behaviour as flow strength and depth are increased step-wise. Flow will be determined using acoustic Doppler velocimetry and ultrasonic velocity profilers. Animal behaviour will be monitored by digital videography.
Period of Award:
1 Aug 2001 - 31 Jan 2003
Value:
£35,877
Authorised funds only
NERC Reference:
NER/B/S/2000/00697
Grant Stage:
Completed
Scheme:
Small Grants Pre FEC
Grant Status:
Closed
Programme:
Small Grants

This grant award has a total value of £35,877  

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FDAB - Financial Details (Award breakdown by headings)

Total - T&STotal - StaffTotal - Other CostsTotal - Indirect Costs
£1,938£19,883£4,909£9,146

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