Evidence map›Paper›PMID 34059819›Full record

ArticleNature ecology & evolution2021

Reinterpreting the relationship between number of species and number of links connects community structure and stability.

Camille Carpentier, György Barabás, Jürg Werner Spaak, Frederik De Laender

Abstract read
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In one paragraph

Article in Nature ecology & evolution, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

10 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Camille CarpentierResearch Unit in Environmental and Evolutionary Biology, Institute of Life, Earth and the Environment, Namur Institute of Complex Systems, University of Namur, Namur, Belgium. camille.carpentier@unamur.be.ORCID http://orcid.org/0000-0002-8765-9144
György BarabásDepartment of Physics, Chemistry and Biology, Division of Theoretical Biology, Linköping University, Linköping, Sweden.ORCID http://orcid.org/0000-0002-7355-3664
Jürg Werner SpaakResearch Unit in Environmental and Evolutionary Biology, Institute of Life, Earth and the Environment, Namur Institute of Complex Systems, University of Namur, Namur, Belgium.ORCID http://orcid.org/0000-0001-5157-9188
Frederik De LaenderResearch Unit in Environmental and Evolutionary Biology, Institute of Life, Earth and the Environment, Namur Institute of Complex Systems, University of Namur, Namur, Belgium.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

For 50 years, ecologists have examined how the number of interactions (links) scales with the number of species in ecological networks. Here, we show that the way the number of links varies when species are sequentially removed from a community is fully defined by a single parameter identifiable from empirical data. We mathematically demonstrate that this parameter is network-specific and connects local stability and robustness, establishing a formal connection between community structure and two prime stability concepts. Importantly, this connection highlights a local stability-robustness trade-off, which is stronger in mutualistic than in trophic networks. Analysis of 435 empirical networks confirmed these results. We finally show how our network-specific approach relates to the classical across-network approach found in literature. Taken together, our results elucidate one of the intricate relationships between network structure and stability in community networks.

Indexed as

Symbiosis

Identifiers

PMID34059819

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.