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Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
WATER QUALITY - METHODS OF BIOLOGICAL SAMPLING - GUIDANCE ON HANDNET SAMPLING OF AQUATIC BENTHIC MACRO-INVERTEBRATES
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.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.