Invasions of ecological communities: Hints of impacts in the invader's growth rate

dc.contributor.authorArnoldi, Jean-François
dc.contributor.authorBarbier, Matthieu
dc.contributor.authorKelly, Ruth
dc.contributor.authorBarabás, György
dc.contributor.authorJackson, Andrew L.
dc.date.accessioned2021-11-10T14:53:34Z
dc.date.available2021-11-10T14:53:34Z
dc.date.issued2021-10-11
dc.descriptionPublication history: Accepted - 6 September 2021; Published - 11 October 2021.en_US
dc.description.abstract1. Theory in ecology and evolution often relies on the analysis of invasion processes, and general approaches exist to understand the early stages of an invasion. However, predicting the long-term transformations of communities following an invasion remains a challenging endeavour. 2. We propose a general analytical method that uses both resident community and invader dynamical features to predict whether an invasion causes large long-term impacts on the invaded community. 3. This approach reveals a direction in which classic invasion analysis, based on initial invasion growth rate, can be extended. Indeed, we explain how the density dependence of invasion growth, if properly defined, synthetically encodes the long-term biotic transformations caused by an invasion, and therefore predicts its ultimate outcome. This approach further clarifies how the density dependence of the invasion growth rate is as much a property of the invading population as it is one of the invaded community. 4. Our theory applies to any stable community model, and directs us towards new questions that may enrich the toolset of invasion analysis, and suggests that indirect interactions and dynamical stability are key determinants of invasion outcomes.en_US
dc.description.sponsorshipJ.-F. A. and A.L.J. were supported by an Irish Research Council Laureate Award IRCLA/2017/186. M.B. was supported by the TULIP Laboratory of Excellence (ANR-10- LABX- 41) and by the BIOSTASES Advanced Grant, funded by the European Research Council under the European Union's Horizon 2020 research and innovation programme (666971). G.B. was supported by the Swedish Research Council (Vetenskapsrådet), grant no. VR-2017- 05245. Open access funding enabled and organized by IRel.en_US
dc.identifierhttp://hdl.handle.net/20.500.12518/370
dc.identifier.citationArnoldi, J., Barbier, M., Kelly, R., Barabás, G. and Jackson, A. L. (2021) ‘Invasions of ecological communities: Hints of impacts in the invader’s growth rate’, Methods in Ecology and Evolution. Wiley. doi: 10.1111/2041-210x.13735.en_US
dc.identifier.issn2041-210X (electronic)
dc.identifier.urihttps://doi.org/10.1111/2041-210X.13735
dc.language.isoenen_US
dc.publisherWileyen_US
dc.rights© 2021 The Authors.This is an open access article under the terms of the Creative Commons Attribution-NonCommercial License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited and is not used for commercial purposes.en_US
dc.subjectadaptive dynamicsen_US
dc.subjectalternative stable statesen_US
dc.subjectcoexistenceen_US
dc.subjectecological stabilityen_US
dc.subjectextinctionsen_US
dc.subjectfeedback loopsen_US
dc.subjectinvasion fitnessen_US
dc.subjectpress perturbationen_US
dc.titleInvasions of ecological communities: Hints of impacts in the invader's growth rateen_US
dc.typeArticleen_US

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