Difference between revisions of "BQE"

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<p>For the implementation of the [http://ec.europa.eu/environment/water/water-framework/index_en.html Water Framework Directive], the assessment of ecological status of water bodies is based on biological indicators from several groups of organisms known as biological quality elements (BQE).  For inland surface waters the BQE's are:</p>
 
<p>For the implementation of the [http://ec.europa.eu/environment/water/water-framework/index_en.html Water Framework Directive], the assessment of ecological status of water bodies is based on biological indicators from several groups of organisms known as biological quality elements (BQE).  For inland surface waters the BQE's are:</p>
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{|
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| [[Image:iwrm-hau_gauche.gif|250px]] || [[Image:Delft-Cluster-logo.jpg|250px]] ||  [[Image:iwrm-hau_gauche.gif|250px]] || [[Image:Delft-Cluster-logo.jpg|250px]]
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[[:Category:Phytoplankton|Phytoplankton]] || [[:Category:Macrophytes and phytobenthos|Macrophytes and phytobenthos]] ||
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[[:Category:Benthic_invertebrates|Benthic invertebrates]] || [[:Category:Fish|Fish]]
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|}
  
 
*[[:Category:Phytoplankton|Phytoplankton]]
 
*[[:Category:Phytoplankton|Phytoplankton]]

Revision as of 17:06, 13 April 2010

Biological Quality Elements (BQE)

General description

For the implementation of the Water Framework Directive, the assessment of ecological status of water bodies is based on biological indicators from several groups of organisms known as biological quality elements (BQE). For inland surface waters the BQE's are:

Iwrm-hau gauche.gif Delft-Cluster-logo.jpg Iwrm-hau gauche.gif Delft-Cluster-logo.jpg

Phytoplankton || Macrophytes and phytobenthos ||

Benthic invertebrates || Fish


The indicators may be related to the composition, abundance and diversity of species, as well as the presence or absence of some disturbance-sensitive species.