The ‘egg sandwich’: a method for linking spatially resolved salmonid hatching rates with habitat variables in stream ecosystems

Authors

  • J. Pander,

    1. Fish Biology Unit, Department of Animal Science, Technische Universität München, Mühlenweg 22, D-85350 Freising, Germany
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  • J. Schnell,

    1. Fish Biology Unit, Department of Animal Science, Technische Universität München, Mühlenweg 22, D-85350 Freising, Germany
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  • K. Sternecker,

    1. Fish Biology Unit, Department of Animal Science, Technische Universität München, Mühlenweg 22, D-85350 Freising, Germany
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  • J. Geist

    Corresponding author
    1. Fish Biology Unit, Department of Animal Science, Technische Universität München, Mühlenweg 22, D-85350 Freising, Germany
      *Tel.: +49 8161 713767; fax: +49 8161 713477; email: geist@wzw.tum.de
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*Tel.: +49 8161 713767; fax: +49 8161 713477; email: geist@wzw.tum.de

Abstract

This paper describes the development of the ‘egg sandwich’, a system for assessing stream substratum quality by linking measurements of depth-specific salmonid egg hatching success and physico-chemical water variables from the same sites within the interstitial zone.

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