# Directive 2000/60/EC of the European Parliament and of the Council of 23 October 2000 establishing a framework for Community action in the field of water policy, Division 1.2.4: Coastal Waters

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

System A
Fixed typology
Descriptors
Ecoregion
The following as identified on map B in Annex XI:
Baltic Sea
Barents Sea
Norwegian Sea
North Sea
North Atlantic Ocean
Mediterranean Sea
Type
Based on mean annual salinity
< 0,5 ‰ freshwater
0,5 to < 5 ‰ oligohaline
5 to < 18 ‰ mesohaline
18 to < 30 ‰ polyhaline
30 to < 40 ‰ euhaline
Based on mean depth
shallow waters < 30 m
intermediate (30 to 200 m)
deep > 200 m
System B
Alternative characterisation
Physical and chemical factors that determine the characteristics of the coastal water and hence the biological community structure and composition
Obligatory factors
latitude
longitude
tidal range
salinity
Optional factors
current velocity
wave exposure
mean water temperature
mixing characteristics
turbidity
retention time (of enclosed bays)
mean substratum composition
water temperature range

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Source: https://www.legislation.gov.uk/eudr/2000/60/annex/II/division/1/division/1.2/division/1.2.4 (the official version)
Page: https://openlegislation.uk/eu-directive-2000-60/annex-II/division-1/division-1.2/division-1.2.4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.