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  1. Critical trends in Illinois ecosystems /
    By: Critical Trends Assessment Program. - Illinois.
    Publication info: Springfield, Ill. :Illinois Natural History Survey,2001.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Conservation of natural resources  Ecological assessment (Biology)  Effects of human beings on  Environmental impact analysis  Environmental quality  Illinois  Nature  Pollution  
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  1. Cladocerans (Branchiopoda) of a tropical estuary in Brazil
    By: Paranaguá,M. N - Neumann-Leitão,S - Nogueira-Paranhos,J. D - Silva,T. A. - MATSUMURA-TUNDISI,T.
    Type: Article
    In: Brazilian Journal of Biology
    Date: 2005-02-01
    Publication info: Brazilian Journal of Biology
    Subjects: cladocerans  Environmental quality  Estuarine  indicators  Zooplankton  
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  2. Effects of agricultural and urban impacts on macroinvertebrates assemblages in streams (Rio Grande do Sul, Brazil)
    By: Hepp,Luiz Ubiratan - Milesi,Silvia V. - Biasi,Cristiane - Restello,Rozane M.
    Type: Article
    In: Zoologia (Curitiba)
    Date: 2010-02-01
    Subjects: biomonitoring  Environmental quality  land uses  
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  3. Influence of environmental factors on benthic macroinvertebrate communities of urban streams in Vereda habitats, Central Brazil
    By: Souto,Renata de Moura Guimaraes - Facure,Kátia Gomes - Pavanin,Luis Alfredo - Jacobucci,Giuliano Buzá
    Type: Article
    In: Acta Limnologica Brasiliensia
    Date: 2011-09-01
    Subjects: bioindicators  Cerrado  Environmental quality  Pollution  
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  4. Water quality assessment of fifth-order tributaries of the reservoir at the Marechal Mascarenhas de Morais Hydroelectric Power Station in the Rio Grande watershed (State of Minas Gerais, Brazil)
    By: Andrade,Douglas de Pádua - Paschoal,Lucas Rezende Penido - Sá,Odila Rigolin de - França,Norival
    Type: Article
    In: Acta Limnologica Brasiliensia
    Date: 2012-09-01
    Subjects: anthropogenic influence  benthic macroinvertebrates  Environmental quality  Rio Grande watershed  tributaries  
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