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Details of Award

NERC Reference : NE/E012175/1

Manipulating nutrient fluxes within a quantified food web: linking food web structure, ecological stoichiometry and biogeochemical processes

Grant Award

Principal Investigator:
Professor JI Jones, NERC CEH (Up to 30.11.2019), Acreman
Co-Investigator:
Dr J Montoya, Spanish National Research Council CSIC, Institute of Marine Science ICM
Co-Investigator:
Professor J Grey, Lancaster University, Lancaster Environment Centre
Co-Investigator:
Professor A Hildrew, Queen Mary University of London, Sch of Biological & Behavioural Sciences
Co-Investigator:
Dr A Ibbotson, Game and Wildlife Conservation Trust, Research
Co-Investigator:
Professor G Woodward, Imperial College London, Life Sciences
Co-Investigator:
Professor M Trimmer, Queen Mary University of London, Sch of Biological & Behavioural Sciences
Science Area:
Freshwater
Overall Classification:
Freshwater
ENRIs:
Natural Resource Management
Biodiversity
Science Topics:
Biogeochemical Cycles
Population Ecology
Community Ecology
Abstract:
Humans have profound effects on the structure and functioning of biological communities, and these are often manifested at the scale of the food web. We propose to manipulate a well characterised quantified food web for which we have highly resolved data, by altering the availability and quality of the food at the base of the web. This complements the data we have already obtained on a 'top-down' manipulation of the same system where we introduced a new top predator. The proposed research will stimulate algal production in the steam by ameliorating light limitation thereby increasing the relative (and absolute) importance of autocthonous pathways in the food web. We will explore a range of responses across multiple levels of biological organisation, from population dynamics of individual species to ecosystem processes and whole stream metabolism. Further we will use these empirical data to inform and develop new theoretical models that link metabolic theory and ecological stoichiometry in food webs.
Period of Award:
1 Apr 2008 - 31 May 2009
Value:
£481,427
Authorised funds only
NERC Reference:
NE/E012175/1
Grant Stage:
Completed
Scheme:
Directed (Research Programmes)
Grant Status:
Closed
Programme:
EHFI

This grant award has a total value of £481,427  

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FDAB - Financial Details (Award breakdown by headings)

DI - Other CostsIndirect - Indirect CostsDA - InvestigatorsDI - StaffDA - Estate CostsDI - T&S
£12,764£208,669£27,266£169,262£55,755£7,711

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