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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Scaling metabolism from individuals to reef-fish communities at broad spatial scales
Ecology Letters, Volume 17, No. 9, Year 2014
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Description
Fishes contribute substantially to energy and nutrient fluxes in reef ecosystems, but quantifying these roles is challenging. Here, we do so by synthesising a large compilation of fish metabolic-rate data with a comprehensive database on reef-fish community abundance and biomass. Individual-level analyses support predictions of Metabolic Theory after accounting for significant family-level variation, and indicate that some tropical reef fishes may already be experiencing thermal regimes at or near their temperature optima. Community-level analyses indicate that total estimated respiratory fluxes of reef-fish communities increase on average ~2-fold from 22 to 28 °C. Comparisons of estimated fluxes among trophic groups highlight striking differences in resource use by communities in different regions, perhaps partly reflecting distinct evolutionary histories, and support the hypothesis that piscivores receive substantial energy subsidies from outside reefs. Our study demonstrates one approach to synthesising individual- and community-level data to establish broad-scale trends in contributions of biota to ecosystem dynamics. © 2014 John Wiley & Sons Ltd/CNRS.
Authors & Co-Authors
Barneche, Diego R.
Australia, Sydney
Macquarie University
Kulbicki, Michel L.
France, Marseille
Ird Institut de Recherche Pour le Developpement
France, Paris
French Foundation for Biodiversity Research
Floeter, Sergio R.
Brazil, Florianopolis
Universidade Federal de Santa Catarina
Friedlander, Alan Marc
United States, Honolulu
University of Hawaiʻi at Mānoa
Maina, Joseph M.
Unknown Affiliation
Allen, Andrew P.
Australia, Sydney
Macquarie University
Statistics
Citations: 72
Authors: 6
Affiliations: 5
Identifiers
Doi:
10.1111/ele.12309
ISSN:
1461023X
Research Areas
Noncommunicable Diseases