NBN EN 27828 : 1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
01-08-2012
12-01-2013
Specifies equipment and procedures for the sampling of benthic macro-invertebrates by handnet in shallow waters that are accessible either by wading or from a bank or boat. Coverage includes definitions, sampling equipment and assessment of relative abundance. Also includes diagrams.
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