Evidence map›Paper›PMID 30285707›Full record

ArticleBMC ecology2018

The relationship between the abundance of the Nigeria-Cameroon chimpanzee (Pan troglodytes ellioti) and its habitat: a conservation concern in Mbam-Djerem National Park, Cameroon.

Serge Alexis Kamgang, Kadiri Serge Bobo, Fiona Maisels, Ruffin Dupleix Delarue Ambahe, Désiré Edgar Ambassa Ongono, Mary Katherine Gonder, Paul Johnson, Jorgelina Marino, Brice Sinsin

Abstract read
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Article in BMC ecology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

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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

5 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

9 authors.

Serge Alexis KamgangGaroua Wildlife School, Face aéroport international de Garoua, P.O. Box 271, Garoua, Cameroon. sergekamgang@gmail.com.ORCID 0000-0001-5422-7794
Kadiri Serge BoboDepartment of Forestry, Faculty of Agronomy and Agricultural Sciences, University of Dschang, P.O. Box 222, Dschang, Cameroon.
Fiona MaiselsGlobal Conservation Program, Wildlife Conservation Society, 2300 Southern Boulevard, Bronx, New York, NY, 10460, USA.
Ruffin Dupleix Delarue AmbaheCameroon Biodiversity Programme, Wildlife Conservation Society, P.O. Box 3035, Yaoundé, Cameroon.
Désiré Edgar Ambassa OngonoMinistry of Forestry and Wildlife, Yaounde, Cameroon.
Mary Katherine GonderDepartment of Biology, Drexel University, Philadelphia, PA, 19104, USA.
Paul JohnsonWildlife Conservation Research Unit, Department of Zoology, University of Oxford, Recanati-Kaplan Centre, Tubney, Oxford, UK.
Jorgelina MarinoWildlife Conservation Research Unit, Department of Zoology, University of Oxford, Recanati-Kaplan Centre, Tubney, Oxford, UK.
Brice SinsinLaboratory of Applied Ecology, Faculty of Agronomic Sciences, University of Abomey-Calavi, 01 P.O.Box 526, Cotonou, Benin.

Funding

Rufford Foundation 13184_1Rufford Foundation 20258_2WWf Russel E.Train education Nature ST68
6 · The paper itself

Abstract

backgroundUnderstanding the relationship between great apes and their habitat is essential for the development of successful conservation strategies. The chimpanzee Pan troglodytes ellioti is endemic to Nigeria and Cameroon, and occupies an ecologically diverse range of habitats from forests to forest-savannah mosaic in Mbam-Djerem National Park (MDNP) in Cameroon. The habitat variation in chimpanzees is poorly understood in MDNP which provides an excellent opportunity to assess ecological factors that shape the abundance and distribution patterns of P. t. ellioti over a small geographic scale.

resultsWe counted 249 nests along 132 km of transects in total. Of these, 119 nests along 68 km occurred in dense forest and 130 nests along 64 km in forest-savannah mosaic. Chimpanzee density was 0.88 [95% CI (0.55-1.41)] individuals/km

conclusionsOur estimates of chimpanzee densities were lower than reported in other studied populations in the range of the Nigeria-Cameroon chimpanzee. However, we found that habitat features, slope and altitude likely play a role in shaping patterns of chimpanzee nesting ecology. Further studies need to be focused on nest decay rates and phenology of useful plants in order to model chimpanzee abundance and distribution in Mbam-Djerem National Park.

Indexed as

Conservation of Natural ResourcesEcosystemPan troglodytesAnimalsCameroonParks, RecreationalPopulation DensityDistance samplingGreat apesHabitat variationMbam-Djerem National ParkNest abundancePan troglodytes ellioti

Identifiers

PMID30285707
PMCPMC6167774

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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.