GSO ISO 8689-2:2013

ISO 8689-2:2000

Gulf Standard Current Edition · Approved on 01 April 2013

Water quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebrates

GSO ISO 8689-2:2013 Files

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GSO ISO 8689-2:2013 Scope

This part of ISO 8689 gives guidance on the presentation of biological quality data relating to running waters from surveys of benthic macroinvertebrates. The guidance is applicable to the results of surveys using standard methods of sampling and using the classification procedures given in ISO 8689-1. It is recognized that for a complete assessment of ecological status other elements of biological quality should be assessed. NOTE An explanation of the comparison of different indices used in the analysis of surveys of benthic macroinvertebrates is given in ISO 8689-1.