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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Invasions: The trail behind, the path ahead, and a test of a disturbing idea
Journal of Ecology, Volume 100, No. 1, Year 2012
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Description
1. We provide a brief overview of progress in our understanding of introduced plant species. 2. Three main conclusions emerge from our review: (i) Many lines of research, including the search for traits that make species good invaders, or that make ecosystems susceptible to invasion, are yielding idiosyncratic results. To move forward, we advocate a more synthetic approach that incorporates a range of different types of information about the introduced species and the communities and habitats they are invading. (ii) Given the growing evidence for the adaptive capacity of both introduced species and recipient communities, we need to consider the implications of the long-term presence of introduced species in our ecosystems. (iii) Several foundational ideas in invasion biology have become widely accepted without appropriate testing, or despite equivocal evidence from empirical tests. One such idea is the suggestion that disturbance facilitates invasion. 3. We use data from 200 sites around the world to provide a broad test of the hypothesis that invasions are better predicted by a change in disturbance regime than by disturbance per se. Neither disturbance nor change in disturbance regime explained more than 7% of the variation in the % of cover or species richness contributed by introduced species. However, change in disturbance regime was a significantly better predictor than was disturbance per se, explaining approximately twice as much variation as did disturbance. 4. Synthesis. Disturbance is a weak predictor of invasion. To increase predictive power, we need to consider multiple variables (both intrinsic and extrinsic to the site) simultaneously. Variables that describe the changes sites have undergone may be particularly informative. © 2012 The Authors. Journal of Ecology © 2012 British Ecological Society.
Authors & Co-Authors
Moles, Angela T.
Australia, Sydney
Unsw Sydney
Flores-Moreno, Habacuc
Australia, Sydney
Unsw Sydney
Bonser, Stephen P.
Australia, Sydney
Unsw Sydney
Warton, David I.
Australia, Sydney
Unsw Sydney
Helm, Aveliina
Estonia, Tartu
Ökoloogia ja Maateaduste Instituut
Warman, Laura
Australia, Sydney
Unsw Sydney
Eldridge, David J.
Australia, Sydney
Unsw Sydney
Jurado, Enrique
Mexico, San Nicolas de Los Garza
Universidad Autónoma de Nuevo León
Hemmings, Frank A.
Australia, Sydney
Unsw Sydney
Reich, Peter B.
United States, Minneapolis
University of Minnesota Twin Cities
Australia, Penrith
Hawkesbury Institute for the Environment
Cavender-Bares, Jeannine M.
United States, Minneapolis
University of Minnesota Twin Cities
Seabloom, Eric W.
United States, Minneapolis
University of Minnesota Twin Cities
Mayfield, Margaret M.
Australia, Brisbane
The University of Queensland
Sheil, Douglas
Uganda, Mbarara
Mbarara University of Science and Technology
Indonesia, Bogor
Center for International Forestry Research, West Java
Australia, Lismore
Southern Cross University
Djietror, Jonathan C.
Japan, Sapporo
Hokkaido University
Peri, Pablo Luis
Argentina, Rio Gallegos
National University of Patagonia Austral
Enrico, Lucas
Argentina, Cordoba
Universidad Nacional de Córdoba
Cabido, Marcelo
Argentina, Cordoba
Universidad Nacional de Córdoba
Setterfield, Samantha Ann
Australia, Darwin
Charles Darwin University
Lehmann, Caroline E.R.
Australia, Sydney
Macquarie University
Thomson, Fiona J.
New Zealand, Lincoln
Manaaki Whenua – Landcare Research
Statistics
Citations: 222
Authors: 21
Affiliations: 15
Identifiers
Doi:
10.1111/j.1365-2745.2011.01915.x
ISSN:
00220477
e-ISSN:
13652745