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EVS-EN 15196:2006

Water quality - Guidance on sampling and processing of the pupal exuviae of Chironomidae (Order Diptera) for ecological assessment

General information
Valid from 06.10.2006
Base Documents
EN 15196:2006
Directives or regulations
None
Standard history
Status
Date
Type
Name
06.10.2006
Main
This guidance standard specifies equipment and procedures for collecting floating pupal exuviae of Chironomidae from aquatic habitats; rivers from source to estuary, canals, ponds, lakes and sea coasts. Guidance in preparing specimens for subsequent identification is provided. These samples provide representative data on relative species abundance, suitable for numerical analysis, classification and monitoring of environmental conditions.
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