The project “Monitoring of the ecological water quality of rivers, coastal and transitional waters of Greece to implement the Article 8 of Water Framework Directive 2000/60/EC”

The sampling Network

The sampling network is consisted of 490 sites, from which 295 are surveillance sites and 195 operational. Samplings are conducted twice a year (spring and summer) at the operational sites and once during the whole project for the surveillance sites. To determine the ecological quality according to the WFD demands all biotic and abiotic quality elements are monitored.