1.
The harbour porpoise Phocoena phocoena in the Belgian part of the North Sea: trends in abundance and distribution
2.
3.
The diet of harbour porpoises bycaught or washed ashore in Belgium, and relationship with relevant data from the strandings database
4.
5.
The effect of insertion of a dummy acoustic transmitter on the survival of pouting, Trisopterus luscus L.
The macrozoobenthos of an important wintering area of the common scoter ( Melanitta nigra )