This European Standard specifies a method for sampling and laboratory preparation of benthic diatoms for the assessment of ecological status and water quality. Data obtained by this method are suitable for producing water quality indices based on the relative abundance of taxa.
NF T90-710*NF EN 13946:2014 history
2014NF T90-710*NF EN 13946:2014 Water quality - Guidance for the routine sampling and preparation of benthic diatoms from rivers and lakes