Estimating the risk of species interaction loss in mutualistic communities

Simmons, Benno I., Wauchope, Hannah S., Amano, Tatsuya, Dicks, Lynn V. ORCID: https://orcid.org/0000-0002-8304-4468, Sutherland, William J. and Dakos, Vasilis (2020) Estimating the risk of species interaction loss in mutualistic communities. PLoS Biology, 18 (8). ISSN 1544-9173

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Abstract

Interactions between species generate the functions on which ecosystems and humans depend. However, we lack an understanding of the risk that interaction loss poses to ecological communities. Here, we quantify the risk of interaction loss for 4,330 species interactions from 41 empirical pollination and seed dispersal networks across 6 continents. We estimate risk as a function of interaction vulnerability to extinction (likelihood of loss) and contribution to network feasibility, a measure of how much an interaction helps a community tolerate environmental perturbations. Remarkably, we find that more vulnerable interactions have higher contributions to network feasibility. Furthermore, interactions tend to have more similar vulnerability and contribution to feasibility across networks than expected by chance, suggesting that vulnerability and feasibility contribution may be intrinsic properties of interactions, rather than only a function of ecological context. These results may provide a starting point for prioritising interactions for conservation in species interaction networks in the future.

Item Type: Article
Uncontrolled Keywords: neuroscience(all),biochemistry, genetics and molecular biology(all),immunology and microbiology(all),agricultural and biological sciences(all) ,/dk/atira/pure/subjectarea/asjc/2800
Faculty \ School: Faculty of Science > School of Biological Sciences
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Depositing User: LivePure Connector
Date Deposited: 18 Sep 2020 23:55
Last Modified: 13 Apr 2023 14:00
URI: https://ueaeprints.uea.ac.uk/id/eprint/76951
DOI: 10.1371/journal.pbio.3000843

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