Spread dynamics of invasive species. Export

@article{citeulike:497527, abstract = {Species invasions are a principal component of global change, causing large losses in biodiversity as well as economic damage. Invasion theory attempts to understand and predict invasion success and patterns of spread. However, there is no consensus regarding which species or community attributes enhance invader success or explain spread dynamics. Experimental and theoretical studies suggest that regulation of spread dynamics is possible; however, the conditions for its existence have not yet been empirically demonstrated. If invasion spread is a regulated process, the structure that accounts for this regulation will be a main determinant of invasion dynamics. Here we explore the existence of regulation underlying changes in the rate of new site colonization. We employ concepts and analytical tools from the study of abundance dynamics and show that spread dynamics are, in fact, regulated processes and that the regulation structure is notably consistent among invasions occurring in widely different contexts. We base our conclusions on the analysis of the spread dynamics of 30 species invasions, including birds, amphibians, fish, invertebrates, plants, and a virus, all of which exhibited similar regulation structures. In contrast to current beliefs that species invasions are idiosyncratic phenomena, here we provide evidence that general patterns do indeed exist.}, address = {Center for Advanced Studies in Ecology and Biodiversity, Departamento de Ecolog\'{\i}a, Pontificia Universidad Cat\'{o}lica de Chile, Alameda 340, Casilla 114-D, Santiago C.P. 6513677, Chile.}, author = {Arim, M. and Abades, S. R. and Neill, P. E. and Lima, M. and Marquet, P. A.}, citeulike-article-id = {497527}, citeulike-linkout-0 = {http://dx.doi.org/10.1073/pnas.0504272102}, citeulike-linkout-1 = {http://view.ncbi.nlm.nih.gov/pubmed/16387862}, citeulike-linkout-2 = {http://www.hubmed.org/display.cgi?uids=16387862}, comment = {regulation structure of invasion}, day = {10}, doi = {10.1073/pnas.0504272102}, issn = {0027-8424}, journal = {Proc Natl Acad Sci U S A}, keywords = {05matheco30\_empiric, cat\_ecology, conservation, invasion, population\_dynamics, range\_expansion, regulation}, month = {January}, number = {2}, pages = {374--378}, posted-at = {2006-02-08 02:28:15}, priority = {2}, title = {Spread dynamics of invasive species.}, url = {http://dx.doi.org/10.1073/pnas.0504272102}, volume = {103}, year = {2006} }

TY - JOUR ID - citeulike:497527 L3 - citeulike-article-id:497527 N2 - Species invasions are a principal component of global change, causing large losses in biodiversity as well as economic damage. Invasion theory attempts to understand and predict invasion success and patterns of spread. However, there is no consensus regarding which species or community attributes enhance invader success or explain spread dynamics. Experimental and theoretical studies suggest that regulation of spread dynamics is possible; however, the conditions for its existence have not yet been empirically demonstrated. If invasion spread is a regulated process, the structure that accounts for this regulation will be a main determinant of invasion dynamics. Here we explore the existence of regulation underlying changes in the rate of new site colonization. We employ concepts and analytical tools from the study of abundance dynamics and show that spread dynamics are, in fact, regulated processes and that the regulation structure is notably consistent among invasions occurring in widely different contexts. We base our conclusions on the analysis of the spread dynamics of 30 species invasions, including birds, amphibians, fish, invertebrates, plants, and a virus, all of which exhibited similar regulation structures. In contrast to current beliefs that species invasions are idiosyncratic phenomena, here we provide evidence that general patterns do indeed exist. IS - 2 JF - Proc Natl Acad Sci U S A SN - 0027-8424 AD - Center for Advanced Studies in Ecology and Biodiversity, Departamento de Ecología, Pontificia Universidad Católica de Chile, Alameda 340, Casilla 114-D, Santiago C.P. 6513677, Chile. EP - 378 TI - Spread dynamics of invasive species. VL - 103 SP - 374 KW - 05matheco30_empiric KW - cat_ecology KW - conservation KW - invasion KW - population_dynamics KW - range_expansion KW - regulation N1 - regulation structure of invasion AU - Arim, M AU - Abades, SR AU - Neill, PE AU - Lima, M AU - Marquet, PA PY - 2006/01/10/ UR - http://dx.doi.org/10.1073/pnas.0504272102 ER -