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William E. Magnusson
Researcher at National Institute of Amazonian Research
Publications - 15
Citations - 1002
William E. Magnusson is an academic researcher from National Institute of Amazonian Research. The author has contributed to research in topics: Species richness & Environmental DNA. The author has an hindex of 10, co-authored 15 publications receiving 879 citations.
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Journal ArticleDOI
Rapeld: a modification of the gentry method for biodiversity surveys in long-term ecological research sites.
William E. Magnusson,Albertina P. Lima,Regina C. C. Luizão,Flávio J. Luizão,Flávia R. C. Costa,Carolina Volkmer de Castilho,Valdely Ferreira Kinupp +6 more
TL;DR: In this article, the authors developed a method that would be appropriate for long-term ecological studies, but that would permit rapid surveys to evaluate biotic complementarity and land-use planning in Amazonia.
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The Need for Large-Scale, Integrated Studies of Biodiversity ? the Experience of the Program for Biodiversity Research in Brazilian Amazonia
TL;DR: This review reports on experience gathered at two model sites in Amazonia, which were used to design the RAPELD system, which is the principle basis for the Inventory Component of the Program on Biodiversity Research (PPBio) of the Brazilian government (http://ppbio.inpa.gov.br).
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Topographic and edaphic effects on the distribution of terrestrially reproducing anurans in Central Amazonia: mesoscale spatial patterns
TL;DR: The results of this study indicate that terrestrially breeding frogs are habitat generalists that show little mesoscale beta diversity associated with habitat variation.
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Trade-offs between complementarity and redundancy in the use of different sampling techniques for ground-dwelling ant assemblages
Jorge Luiz Pereira Souza,Fabricio Beggiato Baccaro,Victor Lemes Landeiro,Elizabeth Franklin,William E. Magnusson +4 more
TL;DR: In this article, the authors compared pitfall traps, sardine baits and Winkler extraction to detect ground-dwelling ants in the field and compared the pooled results from the three techniques to results using one or two techniques combined, concluding that pitfall-trapping is the most efficient technique, allowing reduction of 48% in cost and 43% in time.
Journal ArticleDOI
Taxonomic sufficiency and indicator taxa reduce sampling costs and increase monitoring effectiveness for ants
Jorge Luiz Pereira Souza,Fabricio Beggiato Baccaro,Victor Lemes Landeiro,Elizabeth Franklin,William E. Magnusson,Pedro Aurélio Costa Lima Pequeno,Itanna Oliveira Fernandes +6 more
TL;DR: Genus can be used as a surrogate for species, due to its high predictive value, independent of environmental heterogeneity, and may be useful for species in other megadiverse regions, especially where savings in project costs can be applied to increase sampling effort.