File:Good Ecological Quality Status - Biomass.jpg
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Good_Ecological_Quality_Status_-_Biomass.jpg (576 × 433 pixels, file size: 71 KB, MIME type: image/jpeg)
The condition of the water body would not be consistent with good status, once phytoplankton biomass, macroalgal cover, average phytobenthic abundance, average macrophytic abundance or angiosperm abundance has reached levels at which the probability of a significant undesirable disturbance to the aquatic ecosystem is no longer negligible.
From:[http://circa.europa.eu/Public/irc/env/wfd/library?l=/framework_directive/guidance_documents/guidance_document_1/_EN_1.0_&a=d European Communities 2009. WFD CIS Guidance Document No. 23. Guidance Document on Eutrophication assessment in the context of European water Policies. ]
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current | 16:13, 7 May 2012 | 576 × 433 (71 KB) | Daphnisd (talk | contribs) |
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