Wetlands are important centres of biodiversity and play a crucial role in the environment. But for a long time they have been badly damaged, particularly by human activity. In fact, two thirds of the original French wetlands have been destroyed. In one hundred years, this represents 2.5 million hectares, …

This paper researches the effect of two different algae and probiotic treatments as well as a new photonic schedule on O. edulis broodstock with the purpose of determining the best way of conditioning the broodstock among the treatments tested. This was done by answering the research question: What is …

This research is focused on the circumstances related to rainwater flooding in the Municipality of Valkenburg aan de Geul, located in the south of the Netherlands. The town has been dealing with flooding from rainwater for as long as its inhabitants can remember, but the situation became much more severe …

At an aquaponics farm in Luxembourg called “Fësch Haff” the effect of the water quality on the growth rate and behaviour of the rainbow trout has been analysed. Three times a week the water quality in the fish tank expressed by temperature, KH (carbonate hardness), pH, ammonium/ammonia, nitrite, nitrate …

The Netherlands is dependent on artificial structures for water safety. In addition to water safety the artificial structures also provide habitat for different aquatic species. When designing artificial structures like dikes and breakwaters adjustments can be taken to increase species richness or stimulate …

Het doel van dit onderzoek was om statistisch een benadering te maken van de optimale bodembedekking voor tarbot in de raceways van Seafarm. Het is van belang dat de kweek duurzaam verloopt, zodat het welzijn van de tarbot niet verkeken wordt, maar er moet ook voldoende productie zijn dat de handel winstgevend …

The in 2000 established Water Framework Directive urges Member states to realize and maintain chemically clean and ecologically healthy water systems by 2027. Water Board Scheldestromen manages the water system of Zeeland which consists of mainly brackish waters. These types of waters have a variety …

Zoetwater is van cruciaal belang voor de leefbaarheid en de economie in Zeeland. Het wordt gebruikt voor drinkwater en proceswater voor de industrie, daarnaast is het een essentieel productiemiddel voor de landbouw en glastuinbouw. De zoetwatervoorziening in Zeeland staat onder druk. Na de droge zomers …

Industrial, agricultural, and domestic sectors have an impact on the pollution of surface waters. More specifically, discharges of wastewater treatment plants also have a major impact on the quality of surface waters. According to PBL Netherlands Environmental Assessment Agency, Dutch surface waters …

Information about the sources of plastic litter found in the Zeeuwse Delta is still scarce. This problem is addressed by this study with the aim to identify the possible sources of plastics that washed ashore on a selection of beaches in the Zeeuwse Delta. For this study the source and origin of the …