Vanuit het ZEEVIVO project werd in werkpakket B, Bioraffinage, onderzoek gedaan naar het opwaarderen van eiwit uit zeewier. De hoofdvraag was: Hoe is uit zeewier een commercieel interessant eiwitconcentraat te extraheren met een eiwitgehalte van tenminste 60%? Om deze vraag te beantwoorden zijn optimalisatieproeven …

De kweek van vis en de vraag naar visvoer groeit wereldwijd enorm. Voor een verdere duurzame groei is de visvoer industrie op zoek naar alternatieve eiwitbronnen die duurzaam zijn en zo min mogelijk concurreren met bronnen geschikt voor humane consumptie. Eiwit uit zeewier kan in potentie een duurzaam …

Salt marsh stability from 10 different salt marshes was studied in the Dutch Wadden Sea region and the Scheldt Estuary during October and November 2018. This report elaborates how salt marsh stability is influenced by bioturbation of Orchestia sp., grazing of large herbivores and different soil and plant …

Population size increase at the Balgzand intertidal in the western Dutch Wadden Sea suggested a growth decrease in both plaice and flounder populations over summer. Research into the seasonal growth of 0-group plaice, Pleuronectes platessa, confirmed this suspicion. The years 1995 and 1996 had contrasting …

Blue mussels (Mytilus edulis) create niches in the Wadden Sea and therefore they are important for the Wadden Sea. Because there are less mussel beds in the Wadden Sea than would be expected and because of their important role, they are monitored since the mid-nineties. It was found that some beds were …

Harbour porpoises (Phocoena phocoena) are the smallest cetaceans in the North Sea. They have recovered from being rare to nowadays being present throughout the year in numbers reaching to 80 000 in the Dutch sector or the North Sea. The only area where studies were conducted prior to the disappearance …

This bachelor thesis reports on a study conducted at the research institute IMARES in the Netherlands. It focused on plastics ingested by northern fulmars (Fulmarus glacialis) around the North Sea region as a contribution to a better understanding of the fulmar in its role as an indicator for marine …