A chemical and biological study of the impact of a suspected oil

2,64

MB

seep at the coast of Marraat, Nuussuaq, Greenland

61

stron

6448

ID

National Environmental Research Institute

2007

rok

Contents

Summary 5

Dansk resumé 6

Kalaallisut imaqarniliaq 7

1 Introduction 8

2 TPH and PAH levels in surface sediment and biota 9

2.1 Background 9

2.2 Preparation of biota samples 10

2.3 Chemical analyses 10

2.4 Results and discussion 11

2.5 Conclusions and Perspectives 21

3 Effects of oil seeps on sediment communities 25

3.1 Background 25

3.2 Results 27

3.3 Discussion 30

3.4 Conclusion and Perspectives 30

4 References 32

Appendix I. Summary of studies of hydrocarbons in the Greenland environment 34

Appendix 2. Sea sediments from Southwest, South and East Greenland 35

Appendix 3. Polycyclic Aromatic Hydrocarbons (PAHs) in the Greenland Environment – Summary

of other studies 45

Appendix 4. PAHs in Marine Recipients at Thule Airbase 2002 48

Appendix 5. Marine recipients at waste dumps in West Greenland 2003 52

Appendix 6. Analytical methods 54