Three species are regarded as indigenous in the Wadden Sea: the harbour seal, grey seal and the harbour porpoise. Occasionally, other species of marine mammals visit the Wadden Sea or strand along the coastline. Human activities such as fishery, habitat degration and noise pollution threatens marine mammals.
This year we are going to redesign and technically improve the NIOZ website. We would like to take your opinion as website visitor into account.
By answering 10 questions you can help us enormously! It will take you no longer than 4 minutes. You can win a NIOZ t-shirt and a book voucher to the value of EUR 25 if you fill in the questions.
Thank you for your help!
