Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern Amazon

We assessed the species composition and abundance of medium and large-sized mammals in an urban forest fragment in the Brazilian Amazon, and recorded the preference of some species for particular phytophysiognomies. We placed nine transects with 20 sand plots each in three phytophysiognomies: open r...

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Main Authors: Luiz H. M. Borges, Armando. M. Calouro, André L. M. Botelho, Marcos Silveira
Format: Article
Language:English
Published: Fundação Zoobotânica do Rio Grande do Sul 2014-06-01
Series:Iheringia: Série Zoologia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0073-47212014000200006&lng=en&tlng=en
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author Luiz H. M. Borges
Armando. M. Calouro
André L. M. Botelho
Marcos Silveira
author_facet Luiz H. M. Borges
Armando. M. Calouro
André L. M. Botelho
Marcos Silveira
author_sort Luiz H. M. Borges
collection DOAJ
description We assessed the species composition and abundance of medium and large-sized mammals in an urban forest fragment in the Brazilian Amazon, and recorded the preference of some species for particular phytophysiognomies. We placed nine transects with 20 sand plots each in three phytophysiognomies: open rainforest with a dominance of bamboos (OFB), open rainforest with palm trees (OFP), and dense rainforest (DF). We calculated species abundance as the number of records/plot.day, in a total of 2,700 plots.day. We recorded twelve mammal species; Sylvilagus brasiliensis (Linnaeus, 1758) and Dasyprocta fuliginosa (Wagler, 1831) were the most abundant. The results differed among phytophysiognomies: DF presented the highest mammal diversity, whereas the species composition of OFP was less similar than that of other phytophysiognomies. Rodents showed higher preference for OFP and Sylvilagus brasiliensis was more abundant in OFB. The study area showed high species richness, with the occurrence of mesopredators, but there was a predominance of common species adaptable to disturbed environments, which reflects the severe isolation degree of the forest fragment and the hunting pressure that is still present.
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spelling doaj.art-d808864afd1d489dbbad3bf35b9ffdd12022-12-22T01:21:48ZengFundação Zoobotânica do Rio Grande do SulIheringia: Série Zoologia1678-47662014-06-01104216817410.1590/1678-476620141042168174S0073-47212014000200006Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern AmazonLuiz H. M. Borges0Armando. M. Calouro1André L. M. Botelho2Marcos Silveira3Universidade Federal do AcreUniversidade Federal do AcreUniversidade Federal do AcreUniversidade Federal do AcreWe assessed the species composition and abundance of medium and large-sized mammals in an urban forest fragment in the Brazilian Amazon, and recorded the preference of some species for particular phytophysiognomies. We placed nine transects with 20 sand plots each in three phytophysiognomies: open rainforest with a dominance of bamboos (OFB), open rainforest with palm trees (OFP), and dense rainforest (DF). We calculated species abundance as the number of records/plot.day, in a total of 2,700 plots.day. We recorded twelve mammal species; Sylvilagus brasiliensis (Linnaeus, 1758) and Dasyprocta fuliginosa (Wagler, 1831) were the most abundant. The results differed among phytophysiognomies: DF presented the highest mammal diversity, whereas the species composition of OFP was less similar than that of other phytophysiognomies. Rodents showed higher preference for OFP and Sylvilagus brasiliensis was more abundant in OFB. The study area showed high species richness, with the occurrence of mesopredators, but there was a predominance of common species adaptable to disturbed environments, which reflects the severe isolation degree of the forest fragment and the hunting pressure that is still present.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0073-47212014000200006&lng=en&tlng=enAcreparcela de areiaroedorestapitipalmeira
spellingShingle Luiz H. M. Borges
Armando. M. Calouro
André L. M. Botelho
Marcos Silveira
Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern Amazon
Iheringia: Série Zoologia
Acre
parcela de areia
roedores
tapiti
palmeira
title Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern Amazon
title_full Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern Amazon
title_fullStr Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern Amazon
title_full_unstemmed Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern Amazon
title_short Diversity and habitat preference of medium and large-sized mammals in an urban forest fragment of southwestern Amazon
title_sort diversity and habitat preference of medium and large sized mammals in an urban forest fragment of southwestern amazon
topic Acre
parcela de areia
roedores
tapiti
palmeira
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0073-47212014000200006&lng=en&tlng=en
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