A simulation experiment to investigate food web polarization

Henriette I. Jager, Robert H. Gardner

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

The relationship between food web structure and function is complex, with few simplifying theories to aid in isolating patterns. In this paper we consider a hypothesis that relates pattern of trophic-level regulation to opposing forces of resource limitation and predation. A simulation exclusion experiment is used to compare patterns of regulation from lower to higher trophic levels. In these simulated food webs, species presence/absence and subsequent regulation of persisting species densities showed qualitatively different patterns of predation and resource control.

Original languageEnglish
Pages (from-to)101-116
Number of pages16
JournalEcological Modelling
Volume41
Issue number1-2
DOIs
StatePublished - Apr 1988
Externally publishedYes

Funding

This research was sponsored by the National Science Foundation's Ecosystems Studies Program under Interagency Agreement BSR-8313185 with the U.S. Department of Energy under contract No. DE-AC05-84OR21400 with Martin Marietta Energy Systems, Inc.

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