MONITORING 
DHI-Monitoring-Programme 2. DHI 
Pollutants/£23j2ameters_± n sea-water 
Radioactivity of the sea. 
Analysis of the distribution of 
nutrient and oxygen concen 
tration in the North Sea 
and the Baltic Sea. 
Development of analytic proce 
dures to analyse seawater for 
hazardous contaminants. 
Analysis of heavy metal concen 
trations in seawater. 
Investigation of the occurrence of 
hazardous substances in seawater 
according to EC Directive 76/464. 
Monitoring of the chronical pollution 
of the North Sea and the Baltic Sea 
by petrol hydrocarbons. 
Further development of monitoring 
methodology for the determination 
of petrol hydrocarbons and their 
transformation products in seawater. 
Determination of single components. 
Occurrence of heavy metals in sediments 
and suspended matter of the North Sea 
and the Baltic Sea. 
Obligatory monitoring activities 
UJ 
I 
Profile investigation of an area from the 
Elbe estuary to marine areas.