Evidence map›Paper›PMID 33334336›Full record

ArticleBMC ecology2020

Effects of habitat edges on vegetation structure and the vulnerable golden-brown mouse lemur (Microcebus ravelobensis) in northwestern Madagascar.

Bertrand Andriatsitohaina, Daniel Romero-Mujalli, Malcolm S Ramsay, Frederik Kiene, Solofonirina Rasoloharijaona, Romule Rakotondravony, Shawn M Lehman, Ute Radespiel

Abstract read
In one paragraph

Article in BMC ecology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
  2. Examining the structure of plant-lemur interactions in the face of imperfect knowledge.Conservation biology : the journal of the Society for Conservation Biology · 2025
    Article
  3. Article
  4. Review
  5. Article
  6. Article
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

8 authors.

Bertrand AndriatsitohainaEcole Doctorale Ecosystèmes Naturels (EDEN), University of Mahajanga, Mahajanga, Madagascar.
Daniel Romero-MujalliInstitute of Zoology, University of Veterinary Medicine Hannover, Buenteweg 17, 30559, Hannover, Germany.
Malcolm S RamsayInstitute of Zoology, University of Veterinary Medicine Hannover, Buenteweg 17, 30559, Hannover, Germany.
Frederik KieneInstitute of Zoology, University of Veterinary Medicine Hannover, Buenteweg 17, 30559, Hannover, Germany.
Solofonirina RasoloharijaonaEcole Doctorale Ecosystèmes Naturels (EDEN), University of Mahajanga, Mahajanga, Madagascar.
Romule RakotondravonyEcole Doctorale Ecosystèmes Naturels (EDEN), University of Mahajanga, Mahajanga, Madagascar.
Shawn M LehmanDepartment of Anthropology, University of Toronto, Toronto, Canada.
Ute RadespielInstitute of Zoology, University of Veterinary Medicine Hannover, Buenteweg 17, 30559, Hannover, Germany. Ute.radespiel@tiho-hannover.de.ORCID 0000-0002-0814-2404

Funding

BiodivERsA Initiative of the European Community No. 2015-138Bundesministerium für Bildung und Forschung 01LC1617A
6 · The paper itself

Abstract

backgroundEdge effects can influence species composition and community structure as a result of changes in microenvironment and edaphic variables. We investigated effects of habitat edges on vegetation structure, abundance and body mass of one vulnerable Microcebus species in northwestern Madagascar. We trapped mouse lemurs along four 1000-m transects (total of 2424 trap nights) that ran perpendicular to the forest edge. We installed 16 pairs of 20 m

resultsLogistic and unimodal functions best explained edge responses of vegetation parameters, and the logistic function performed best for abundance and body mass of M. ravelobensis. The DEI varied between 50 m (no. of seedlings, no. of liana, dbh of large trees [dbh ≥ 10 cm]) and 460 m (tree height of large trees) for the vegetation parameters, whereas it was 340 m for M. ravelobensis abundance and 390 m for body mass, corresponding best to the DEI of small tree [dbh < 10 cm] density (360 m). Small trees were significantly taller and the density of seedlings was higher in the interior than in the edge habitat. However, there was no significant difference in M. ravelobensis abundance and body mass between interior and edge habitats, suggesting that M. ravelobensis did not show a strong edge response in the study region. Finally, regression analyses revealed three negative (species abundance and three vegetation parameters) and two positive relationships (body mass and two vegetation parameters), suggesting an impact of vegetation structure on M. ravelobensis which may be partly independent of edge effects.

conclusionsA comparison of our results with previous findings reveals that edge effects are variable in space in a small nocturnal primate from Madagascar. Such an ecological plasticity could be extremely relevant for mitigating species responses to habitat loss and anthropogenic disturbances.

Indexed as

CheirogaleidaeAnimalsEcosystemForestsMadagascarMiceTreesAbundanceDEIDepth of edge influenceEdge effectsHabitat choiceHabitat lossMadagascarMicrocebus ravelobensisMouse lemurVegetation structure

Identifiers

PMID33334336
PMCPMC7745463

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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.