Hazardous substances in the European marine environment:

7,04
MB Trends in metals and persistent organic pollutants

85
stron

3614
ID European Environmental Bureau

2003
rok

Summary

1. Introduction 1

1.1. Definition of hazardous substances 1

1.2. Chemical policies for European waters and seas 2

1.3. Objectives of report and data used 3

2. The seas of Europe 6

2.1. Baltic Sea 6

2.2. Norwegian Sea 7

2.3. Greater North Sea 7

2.4. Bay of Biscay, Iberian West Coast and Gulf of Cadiz 7

2.5. Celtic Seas 7

2.6. Mediterranean Sea 8

2.7. Black Sea 8

3. Impact of hazardous substances 9

3.1. Impacts of metals 9

3.1.1. Cadmium 9

3.1.2. Mercury 9

3.1.3. Lead 10

3.2. Impacts of DDT, lindane and PCB 10

3.2.1. DDT 11

3.2.2. Lindane 12

3.2.3. PCB 12

4. Sources and inputs of hazardous substances (driving forces and pressures) 14

4.1. Sources 14

4.1.1. Cadmium 14

4.1.2. Mercury 14

4.1.3. Lead 15

4.1.4. DDT 16

4.1.5. Lindane 16

4.1.6. PCB 16

4.2. Inputs 17

5. Spatial and temporal coverage of data 21

5.1. Riverine input and direct discharges 21

5.2. Atmospheric deposition 22

5.3. Concentrations in organisms 22

5.4. Validation of data on concentrations 22

5.5. Spatial coverage for concentrations in biota 24

5.6. Temporal coverage for concentrations in biota 24

5.7. Data analysis 24

IV Hazardous substances in the European marine environment: Trends in metals and persistent

organic pollutants

6. Present levels and trends (state) of hazardous substances 28

6.1. Regional time trend assessments 28

6.2. ‘Low’ and ‘high’ concentrations of contaminants 28

6.3. Local assessment of concentrations and time trends 30

6.3.1. Cadmium 32

6.3.2. Mercury 36

6.3.3. Lead 39

6.3.4. DDT 43

6.3.5. Lindane 46

6.3.6. PCB 47

7. Response measures 51

7.1. Overall EU chemicals policy 51

7.2. EU policy on hazardous substances in water 52

7.2.1. Dangerous substances directive 52

7.2.2. Water framework directive 52

7.3. Specific EU policies on the six hazardous substances (marketing, use, emissions, foodstuff

limit values, environmental concentrations) 53

7.4. International policies 54

8. Future development 56

8.1. Is sufficient data available? 56

8.2. Do sufficient limit/target values and statistical trend methods exist? 57

8.3. Recommendations 57

9. Conclusions 59

Glossary 61

References 64

Annex: Available data sets on concentrations in biota 71