Guidelines for the assessment of the long term trend analysis of the priority substances that tend to accumulate in sediment and/or biota

The non-parametric test of Mann-Kendall is proposed to study the long term trend analysis of time series. An annex (excel spreadsheet) called" Sediment-biota trend assessment" is available too. It allows the trend assessment by entering available measurement data.

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Annex "Sediment-biota trend assessment" (file xlsx)