WFD Cycle 2 River Macrophyte Classification
This dataset is a subset of "WFD Classification Status Cycle 2" and contains classification data for macrophytes in rivers. Macrophytes are fresh water plants that can be seen with the naked eye. They can be used to indicate the ecological status of a river. Metrics on river macrophyte composition, abundance and richness are run through the LEAFPACS2 classification tool. The actual (observed) scores for these metrics are compared with a predicted score (reflecting a river in pristine condition). The comparison of the observed to expected scores is known as an Ecological Quality Ratio (EQR). EQRs are used to produce a macrophyte classification (High, Good, Moderate, Poor, Bad) of the water body for Water Framework Directive (WFD) purposes. Attribution statement: © Environment Agency copyright and/or database right 2015. All rights reserved.
dataset
protocol: http
name: WFD_SW_Classification_Status_and_Objectives_Cycle2_v3.xlsx
description: WFD_SW_Classification_Status_and_Objectives_Cycle2_v3.xlsx download on Defra Data Services Platform
6a5f19be-b2de-4039-bfcb-7dc7eff57400
eng
http://www.opengis.net/def/crs/EPSG/0/27700
environment
environment
EC directive
publication
2010-01-13
water quality
publication
2010-01-13
-6.236
2.072
55.816
49.943
2015-12-02
2099-12-31
creation
2015-12-09
annually
The Water Framework Directive classification system is risk based and focuses on where there is likely to be a problem. It uses a principle known as "one out, all out", which means the poorest individual results drive the overall classification for a water body. It reports on over 30 quality elements, grouped into ecological status and chemical status. Ecological status includes physico-chem (e.g. nutrients, pH, dissolved oxygen, ammonia) , biological elements (e.g. phytoplankton, macroalgae, fish, invertebrates) , specific pollutants (e.g. metals and compounds, organic compounds) , hydromorphology (e.g. depth, width, flow, structure). Chemical status is assessed using priority substances, priority hazardous substances and other pollutants that present a significant risk to the water environment.
Proprietary format | MS Excel (XLS)
Unknown
Open Government Licence
There are no public access constraints to this data. Use of this data is subject to the licence identified.
There are no public access constraints to this data. Use of this data is subject to the licence identified.
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2024-06-12