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      Habitat Structural Effect on Squamata Fauna of the Restinga Ecosystem in Northeastern Brazil

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          Abstract

          In this work, we surveyed data on richness and composition of squamatan reptiles and habitat structural effect in nine areas of restinga ecosystem in the State of Bahia, northeastern Brazil. The “restinga” ecosystems are coastal sand dune habitats on the coast of Brazil. Our main hypothesis is that the Squamata fauna composition along these restinga areas would be modulated by habitat structural. After 90 days of field sampling we recorded approximately 5% of reptile species known in Brazil. The composition of Squamata assemblages varied mainly based on the presence or absence of lizards of the genera Ameivula and Tropidurus. Our data showed that habitat structure consistently affected the composition of local Squamata fauna, especially lizards.

          Translated abstract

          Neste trabalho, pesquisamos os dados de riqueza e composição de répteis Squamata e o efeito estrutural do habitat em nove áreas do ecossistema de restinga no Estado da Bahia, nordeste do Brasil. Os ecossistemas de “restinga” são habitats costeiros de dunas de areia na costa do Brasil. Nossa hipótese principal é que a composição da fauna de Squamata ao longo das áreas de restinga seria modulada pela estrutura do habitat. Após 90 dias de pesquisa em campo registramos aproximadamente 5% das espécies de répteis conhecidas no Brasil. A composição das assembleias de Squamata variou principalmente com base na presença ou ausência dos gêneros de lagartos Ameivula e Tropidurus. Nossos dados mostraram que a estrutura do habitat afetou significativamente a composição da fauna local de Squamata, especialmente os lagartos.

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Journal
                aabc
                Anais da Academia Brasileira de Ciências
                An. Acad. Bras. Ciênc.
                Academia Brasileira de Ciências (Rio de Janeiro )
                1678-2690
                March 2014
                : 86
                : 1
                : 359-371
                Affiliations
                [1 ] Universidade Federal de Sergipe Brazil
                [2 ] Universidade do Estado do Rio de Janeiro Brazil
                Article
                S0001-37652014000100359
                10.1590/0001-3765201420130006
                b500c94f-3d2d-4a23-8344-f40f5efde7b8

                http://creativecommons.org/licenses/by/4.0/

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                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=0001-3765&lng=en
                Categories
                MULTIDISCIPLINARY SCIENCES

                gradient analyses,habitat structure,lizards and snakes,restinga ecosystem,Northeastern Brazil,Análise de gradiente,estrutura do habitat,lagartos e serpentes,ecossistema de restinga,vegetação,Nordeste do Brasil

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