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      Impact of the construction of the harbor at pecém (Ceará, Brazil) upon reef fish communities in tide pools

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          Abstract

          This study aimed to assess the impact of harbor construction at Pecém (Brazil) upon the reef fish communities in tide pools. The monitoring was carried out through a visual census and sea water quality was evaluated by microbiological analyses. From March to December 2001, 1,425 individuals of 17 families and 25 species were registered. The most frequent species were Haemulon parra, Acanthurus chirurgus, Abudefduf saxatilis and Sparisoma axillare. The average species diversity for the whole period was 1.77 bits.ind -1. There was evidence that the tide pools gradually silted up, resulting in a reduction in species diversity and richness. The microbiological analyses indicated the presence of faecal coliforms in the water though not at significant levels. The present study could be useful as an early reference for future projects, using the fish communities as indicators for the impact upon the environment of the harbor construction and other human activities.

          Translated abstract

          O objetivo principal desta pesquisa foi estudar os possíveis impactos sobre as comunidades de peixes que vivem em poças de maré na praia de Pecém-CE. O método de censo visual foi utilizado para o registro dos peixes, e a análise microbiológica para verificar a qualidade das águas. No período de março a dezembro de 2001 foram observados 1.425 indivíduos pertencentes a 17 famílias e 25 espécies em três poças estudadas. As espécies mais freqüentes foram Haemulon parra, Acanthurus chirurgus, Abudefduf saxatilis e o Sparisoma axillare. A diversidade média de espécies no período foi de 1,77 bits.ind-1. Durante a pesquisa foi observado um processo crescente de assoreamento na área de estudo, em decorrência da construção do porto de Pecém. No que concerne à balneabilidade das águas dessa praia, a avaliação não mostrou sinais significativos de poluição microbiológica, embora tenha sido detectada a presença de coliformes fecais. Os resultados desta pesquisa poderão servir como referência pioneira para futuros projetos de monitoramento para áreas que venham a sofrer com atividades de construção portuária.

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          Peixes: costa Brasileira

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            Food habits of reef fishes in the West Indies

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              The Structure of Two South Carolina Estuarine Tide Pool Fish Assemblages

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Journal
                babt
                Brazilian Archives of Biology and Technology
                Braz. arch. biol. technol.
                Instituto de Tecnologia do Paraná - Tecpar (Curitiba )
                1678-4324
                February 2009
                : 52
                : 1
                : 187-195
                Affiliations
                [1 ] Universidade Federal do Ceará Brazil
                [2 ] Universidade Federal do Ceará Brazil
                [3 ] Universidade Federal de Pernambuco Brazil
                Article
                S1516-89132009000100024
                10.1590/S1516-89132009000100024
                629c14a6-e191-4a71-b329-e4966f09988f

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

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                Product

                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=1516-8913&lng=en
                Categories
                BIOLOGY

                General life sciences
                marine fishes,environmental changes,sand dredging
                General life sciences
                marine fishes, environmental changes, sand dredging

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