Freshwater
Groundwater and surface water with a mean annual salinity of < 0,5 ‰ (i.e. the limit mentioned in Annex II of the Water Framework Directive (Directive 2000/60/EC)).
Groundwater and surface water with a mean annual salinity of < 0,5 ‰ (i.e. the limit mentioned in Annex II of the Water Framework Directive (Directive 2000/60/EC)).