# 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 1.2.2: Lakes

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

System A
Fixed typology
Descriptors
Ecoregion
Ecoregions shown on map A in Annex XI
Type
Altitude typology
high > 800 m
mid-altitude 200 to 800 m
lowland < 200 m
Depth typology based on mean depth
< 3 m
3 to 15 m
> 15 m
Size typology based on surface area
0,5 to 1 km2
1 to 10 km2
10 to 100 km2
> 100 km2
Geology
calcareous
siliceous
organic
System B
Alternative characterisation
Physical and chemical factors that determine the characteristics of the lake and hence the biological population structure and composition
Obligatory factors
altitude
latitude
longitude
depth
geology
size
Optional factors
mean water depth
lake shape
residence time
mean air temperature
air temperature range
mixing characteristics (e.g. monomictic, dimictic, polymictic)
acid neutralising capacity
background nutrient status
mean substratum composition
water level fluctuation

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Source: https://www.legislation.gov.uk/eudr/2000/60/annex/II/division/1/division/1.2/division/1.2.2 (the official version)
Page: https://openlegislation.uk/eu-directive-2000-60/annex-II/division-1/division-1.2/division-1.2.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.