2012DIN EN ISO 10870:2012 Water quality - Guidelines for the selection of sampling methods and devices for benthic macroinvertebrates in fresh waters (ISO 10870:2012); German version EN ISO 10870:2012
1994DIN EN 28265:1994 Water quality; Design and use of quantitative samplers for benthic macro-invertebrates on stony substrates in shallow freshwaters