Report on Harmonisation of freshwater biological methods
Report on Harmonisation of freshwater biological methods Report on Harmonisation of freshwater biological methods
Legal NoticeNeither the European Commission nor any personacting on the behalf of the Commission is responsible forthe use, which might be made of the following information.A great deal of additional information on theEuropean Union is available on the internet.It can be accessed through the Europa server(http://europa.eu.int).EUR 21769 EN European Communities, 2005Reproduction is authorised provided the source is acknowledgedPrinted in Italy2
CONTENTSBackground and purpose of the document................................................................5Sources of information ................................................................................................6A. Lake.......................................................................................................................6B. River......................................................................................................................7Overview and Comparison of the national methods ................................................8A. Lake.......................................................................................................................9biological quality element: Chlorophyll ..............................................................10biological quality element: Phytoplankton ..........................................................11biological quality element: Phytobenthos............................................................11biological Quality element: Macrophytes............................................................12Biological quality element: Benthic invertebrates...............................................12Biological quality element: Fish ..........................................................................13B. River....................................................................................................................13biological quality element: Phytoplankton ..........................................................13River biological quality element: Phytobenthos..................................................14River biological quality element: Macrophytes...................................................15River biological quality element: Benthic invertebrates......................................16River biological quality element: Fish.................................................................19ISO and CEN Methods..............................................................................................19A. International Organisation for Standardization (ISO) and Comité Européen deNormalisation (CEN): General background ....................................................20B. Current work programme....................................................................................21C. Proposals for the formulation of future work programme items in WG 2..........22D. Current contribution to WFD intercalibration ....................................................23E. Future liaison and involvement with ECOSTAT WG 2A...................................23Evaluation of the usefulness of existing methods in relation to the WFD ............24A. Lakes ...................................................................................................................24B. Rivers ..................................................................................................................25Evaluation of the suitability of current metrics as ‘common metrics’..................27A. Lakes ...................................................................................................................27B. Rivers ..................................................................................................................27Concluding remarks and recommendations ...........................................................28References...................................................................................................................31Annex I: Composition of the Geographic Intercalibration Groups......................393
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CONTENTSBackground and purpose <strong>of</strong> the document................................................................5Sources <strong>of</strong> informati<strong>on</strong> ................................................................................................6A. Lake.......................................................................................................................6B. River......................................................................................................................7Overview and Comparis<strong>on</strong> <strong>of</strong> the nati<strong>on</strong>al <strong>methods</strong> ................................................8A. Lake.......................................................................................................................9<strong>biological</strong> quality element: Chlorophyll ..............................................................10<strong>biological</strong> quality element: Phytoplankt<strong>on</strong> ..........................................................11<strong>biological</strong> quality element: Phytobenthos............................................................11<strong>biological</strong> Quality element: Macrophytes............................................................12Biological quality element: Benthic invertebrates...............................................12Biological quality element: Fish ..........................................................................13B. River....................................................................................................................13<strong>biological</strong> quality element: Phytoplankt<strong>on</strong> ..........................................................13River <strong>biological</strong> quality element: Phytobenthos..................................................14River <strong>biological</strong> quality element: Macrophytes...................................................15River <strong>biological</strong> quality element: Benthic invertebrates......................................16River <strong>biological</strong> quality element: Fish.................................................................19ISO and CEN Methods..............................................................................................19A. Internati<strong>on</strong>al Organisati<strong>on</strong> for Standardizati<strong>on</strong> (ISO) and Comité Européen deNormalisati<strong>on</strong> (CEN): General background ....................................................20B. Current work programme....................................................................................21C. Proposals for the formulati<strong>on</strong> <strong>of</strong> future work programme items in WG 2..........22D. Current c<strong>on</strong>tributi<strong>on</strong> to WFD intercalibrati<strong>on</strong> ....................................................23E. Future liais<strong>on</strong> and involvement with ECOSTAT WG 2A...................................23Evaluati<strong>on</strong> <strong>of</strong> the usefulness <strong>of</strong> existing <strong>methods</strong> in relati<strong>on</strong> to the WFD ............24A. Lakes ...................................................................................................................24B. Rivers ..................................................................................................................25Evaluati<strong>on</strong> <strong>of</strong> the suitability <strong>of</strong> current metrics as ‘comm<strong>on</strong> metrics’..................27A. Lakes ...................................................................................................................27B. Rivers ..................................................................................................................27C<strong>on</strong>cluding remarks and recommendati<strong>on</strong>s ...........................................................28References...................................................................................................................31Annex I: Compositi<strong>on</strong> <strong>of</strong> the Geographic Intercalibrati<strong>on</strong> Groups......................393