Visualisation of the microbial colonisation of a slow sand filter using an environmental scanning electron microscope Report as inadecuate




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Balakrishna Pillay ;Electronic Journal of Biotechnology 2008, 11 2

Author: Esther Devadhanam Joubert

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Electronic Journal of Biotechnology E-ISSN: 0717-3458 edbiotec@ucv.cl Pontificia Universidad Católica de Valparaíso Chile Devadhanam Joubert, Esther; Pillay, Balakrishna Visualisation of the microbial colonisation of a slow sand filter using an Environmental Scanning Electron Microscope Electronic Journal of Biotechnology, vol.
11, núm.
2, abril, 2008, pp.
1-7 Pontificia Universidad Católica de Valparaíso Valparaíso, Chile Available in: http:--www.redalyc.org-articulo.oa?id=173314727014 How to cite Complete issue More information about this article Journals homepage in redalyc.org Scientific Information System Network of Scientific Journals from Latin America, the Caribbean, Spain and Portugal Non-profit academic project, developed under the open access initiative Electronic Journal of Biotechnology ISSN: 0717-3458 © 2008 by Pontificia Universidad Católica de Valparaíso -- Chile Vol.11 No.2, Issue of April 15, 2008 Received August 28, 2007 - Accepted December 6, 2007 RESEARCH ARTICLE DOI: 10.2225-vol11-issue2-fulltext-12 Visualisation of the microbial colonisation of a slow sand filter using an Environmental Scanning Electron Microscope Esther Devadhanam Joubert* Department of Environmental Sciences Skinner Street Campus University of South Africa P O Box 392, 0003 South Africa Tel: 27 012 352 4278 Fax: 27 012 352 4270 E-mail: joubeed@unisa.ac.za Balakrishna Pillay Department of Microbiology Westville Campus University of KwaZulu-Natal Private Bag X 54001 Durban, 4000 South Africa Tel: 27 031 260 7404 Fax: 27 031 260 7809 E-mail: pillayb1@ukzn.ac.za Keywords: biofilm, microbial biodiversity, schmutzdecke. Abbreviations: ESEM: environmental scanning electron microscopy SEM: scanning electron microscopy SSF: slow sand filtration The removal of contaminants in slow sand filters occurs mainly in the colmation layer or schmutzdecke - a biologically active layer consisting of algae, bacteria, diatoms and zooplankton.
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