1. Editorial

   • Jaap Dorgelo

   EditorialNotes Pages: 2 - 2

2. The message of ‘The Other North Sea’

   • V. N. De Jonge
   • C. C. Ten Hallers-Tjabbes

   OriginalPaper Pages: 3 - 6

3. Introduction into the ecosystem of the North Sea: Hydrography, biota, and food web relationships

   • P. A. W. J. De Wilde
   • M. I. Jenness
   • G. C. A. Duineveld

   OriginalPaper Pages: 7 - 18

4. Learning from the past: Diatoms as palaeoecological indicators of changes in marine environments

   • N. John Anderson
   • Peter Vos

   OriginalPaper Pages: 19 - 30

5. Community structure and functional roles of meiofauna in the North Sea

   • Carlo Heip
   • Rony Huys
   • Rob Alkemade

   OriginalPaper Pages: 31 - 41

6. The effect of pollutants on sensory systems and behaviour of aquatic animals

   • J. H. S. Blaxter
   • C. C. Ten Hallers-Tjabbes

   OriginalPaper Pages: 43 - 58

7. Influences of human activities on seabird populations in the North Sea

   • Mark L. Tasker
   • Peter H. Becker

   OriginalPaper Pages: 59 - 73

8. Harbour porpoisesPhocoena phocoena in the North Sea: Numerical responses to changes in environmental conditions

   • Peter J. H. Reijnders

   OriginalPaper Pages: 75 - 85

9. Errata

   Erratum Pages: 89 - 89