I.S. EN ISO 9391:1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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WATER QUALITY - SAMPLING IN DEEP WATERS FOR MACRO-INVERTEBRATES - GUIDANCE ON THE USE OF COLONIZATION, QUALITATIVE AND QUANTITATIVE SAMPLERS
Hardcopy , PDF
07-08-2012
English
01-01-1995
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Colonization samplers
5 Other deep water samplers
Annex A (normative) Summary of the qualitative and
quantitative samplers that are suitable for
different types of substrata in deep rivers
Annex B (normative) Recommended net mesh sizes
Annex ZA (normative) Normative references to international
publications with their relevant
European publications
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