# Commission Decision (EU) 2018/229 of 12 February 2018 establishing, pursuant to Directive 2000/60/EC of the European Parliament and of the Council, the values of the Member State monitoring system classifications as a result of the intercalibration exercise and repealing Commission Decision 2013/480/EU (notified under document C(2018) 696) (Text with EEA relevance), Division: Biological Quality Element Phytoplankton

Extent: E+W+S+N.I.

Parameter values are expressed in μg/l of Chlorophyll a, for the 90th percentile calculated over the year in at least a five year period.
The values are not national boundaries but threshold values
Country and Type
Ecological Quality Ratios
Values (μg/l)
High-good boundary
Good-moderate boundary
High-good boundary
Good-moderate boundary
Type I
France
0,67
0,33
4,925
10,0
Italy
0,85
0,62
5,6
14,1
Type II A Tyrrhenian
Italy
0,84
0,62
1,17
2,9
Type III W Adriatic
Italy
1,7
Type III W Tyrrhenian
Italy
1,17

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Source: https://www.legislation.gov.uk/eudn/2018/229/annex/division/2/division/9/division/1 (the official version)
Page: https://openlegislation.uk/eu-decision-2018-229/annex/division-2/division-9/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.