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Novel and disrupted trophic links following invasion in freshwater ecosystems

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Novel and disrupted trophic links following invasion in freshwater ecosystems. / Jackson, M. C. ; Wasserman, R. J.; Grey, Jonathan; Ricciardi, A.; Dick, Jaimie T. A.; Alexander, M. E.

Networks of invasion: empirical evidence and case studies. Elsevier, 2017. p. 55-97 (Advances in Ecological Research; Vol. 57).

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNChapter

Harvard

Jackson, MC, Wasserman, RJ, Grey, J, Ricciardi, A, Dick, JTA & Alexander, ME 2017, Novel and disrupted trophic links following invasion in freshwater ecosystems. in Networks of invasion: empirical evidence and case studies. Advances in Ecological Research, vol. 57, Elsevier, pp. 55-97. https://doi.org/10.1016/bs.aecr.2016.10.006

APA

Jackson, M. C., Wasserman, R. J., Grey, J., Ricciardi, A., Dick, J. T. A., & Alexander, M. E. (2017). Novel and disrupted trophic links following invasion in freshwater ecosystems. In Networks of invasion: empirical evidence and case studies (pp. 55-97). (Advances in Ecological Research; Vol. 57). Elsevier. https://doi.org/10.1016/bs.aecr.2016.10.006

Vancouver

Jackson MC, Wasserman RJ, Grey J, Ricciardi A, Dick JTA, Alexander ME. Novel and disrupted trophic links following invasion in freshwater ecosystems. In Networks of invasion: empirical evidence and case studies. Elsevier. 2017. p. 55-97. (Advances in Ecological Research). https://doi.org/10.1016/bs.aecr.2016.10.006

Author

Jackson, M. C. ; Wasserman, R. J. ; Grey, Jonathan ; Ricciardi, A. ; Dick, Jaimie T. A. ; Alexander, M. E. / Novel and disrupted trophic links following invasion in freshwater ecosystems. Networks of invasion: empirical evidence and case studies. Elsevier, 2017. pp. 55-97 (Advances in Ecological Research).

Bibtex

@inbook{c299b03b40a6414683c6d8e87f7092e7,
title = "Novel and disrupted trophic links following invasion in freshwater ecosystems",
abstract = "When invasive species become integrated within a food web, they may have numerous direct and indirect impacts on the native community by creating novel trophic links, and modifying or disrupting existing ones. Here we discuss these impacts by drawing on examples from freshwater ecosystems, and argue that future research should quantify changes in such trophic interactions (i.e. the links in a food web), rather than simply focusing on traditional measures of diversity or abundance (i.e. the nodes in a food web). We conceptualise the impacts of invaders on trophic links as either direct consumption, indirect trophic effects (e.g. cascading interactions, competition) or indirect nontrophic effects (e.g. behaviour mediated). We then discuss how invader impacts on trophic links are context-dependent, varying with invader traits (e.g. feeding rates), abiotic variables (e.g. temperature, pH) and the traits of the receiving community (e.g. predators or competitors). Co-occurring invasive species and other environmental stressors, such as climate change, will also influence invader impacts on trophic links. Finally, we discuss the available methods to identify new food web interactions following invasion and to quantify how invasive species disrupt existing feeding links. Methods include direct observations in the field, laboratory trials (e.g. to quantify functional responses) and controlled mesocosm experiments to elucidate impacts on food webs. Field studies which use tracer techniques, such as stable isotope analyses, allow diet characterisation of both invaders and interacting native species in the wild. We conclude that invasive species often drastically alter food webs by creating and disrupting trophic links, and future research should be directed particularly towards disentangling the effects of invaders from other environmental stressors.",
author = "Jackson, {M. C.} and Wasserman, {R. J.} and Jonathan Grey and A. Ricciardi and Dick, {Jaimie T. A.} and Alexander, {M. E.}",
year = "2017",
month = "3",
day = "17",
doi = "10.1016/bs.aecr.2016.10.006",
language = "English",
series = "Advances in Ecological Research",
publisher = "Elsevier",
pages = "55--97",
booktitle = "Networks of invasion",

}

RIS

TY - CHAP

T1 - Novel and disrupted trophic links following invasion in freshwater ecosystems

AU - Jackson, M. C.

AU - Wasserman, R. J.

AU - Grey, Jonathan

AU - Ricciardi, A.

AU - Dick, Jaimie T. A.

AU - Alexander, M. E.

PY - 2017/3/17

Y1 - 2017/3/17

N2 - When invasive species become integrated within a food web, they may have numerous direct and indirect impacts on the native community by creating novel trophic links, and modifying or disrupting existing ones. Here we discuss these impacts by drawing on examples from freshwater ecosystems, and argue that future research should quantify changes in such trophic interactions (i.e. the links in a food web), rather than simply focusing on traditional measures of diversity or abundance (i.e. the nodes in a food web). We conceptualise the impacts of invaders on trophic links as either direct consumption, indirect trophic effects (e.g. cascading interactions, competition) or indirect nontrophic effects (e.g. behaviour mediated). We then discuss how invader impacts on trophic links are context-dependent, varying with invader traits (e.g. feeding rates), abiotic variables (e.g. temperature, pH) and the traits of the receiving community (e.g. predators or competitors). Co-occurring invasive species and other environmental stressors, such as climate change, will also influence invader impacts on trophic links. Finally, we discuss the available methods to identify new food web interactions following invasion and to quantify how invasive species disrupt existing feeding links. Methods include direct observations in the field, laboratory trials (e.g. to quantify functional responses) and controlled mesocosm experiments to elucidate impacts on food webs. Field studies which use tracer techniques, such as stable isotope analyses, allow diet characterisation of both invaders and interacting native species in the wild. We conclude that invasive species often drastically alter food webs by creating and disrupting trophic links, and future research should be directed particularly towards disentangling the effects of invaders from other environmental stressors.

AB - When invasive species become integrated within a food web, they may have numerous direct and indirect impacts on the native community by creating novel trophic links, and modifying or disrupting existing ones. Here we discuss these impacts by drawing on examples from freshwater ecosystems, and argue that future research should quantify changes in such trophic interactions (i.e. the links in a food web), rather than simply focusing on traditional measures of diversity or abundance (i.e. the nodes in a food web). We conceptualise the impacts of invaders on trophic links as either direct consumption, indirect trophic effects (e.g. cascading interactions, competition) or indirect nontrophic effects (e.g. behaviour mediated). We then discuss how invader impacts on trophic links are context-dependent, varying with invader traits (e.g. feeding rates), abiotic variables (e.g. temperature, pH) and the traits of the receiving community (e.g. predators or competitors). Co-occurring invasive species and other environmental stressors, such as climate change, will also influence invader impacts on trophic links. Finally, we discuss the available methods to identify new food web interactions following invasion and to quantify how invasive species disrupt existing feeding links. Methods include direct observations in the field, laboratory trials (e.g. to quantify functional responses) and controlled mesocosm experiments to elucidate impacts on food webs. Field studies which use tracer techniques, such as stable isotope analyses, allow diet characterisation of both invaders and interacting native species in the wild. We conclude that invasive species often drastically alter food webs by creating and disrupting trophic links, and future research should be directed particularly towards disentangling the effects of invaders from other environmental stressors.

U2 - 10.1016/bs.aecr.2016.10.006

DO - 10.1016/bs.aecr.2016.10.006

M3 - Chapter

T3 - Advances in Ecological Research

SP - 55

EP - 97

BT - Networks of invasion

PB - Elsevier

ER -