Worldwide, fish species are the most threatened taxa among freshwater vertebrates and have declined by 76% over the past 40 years. Anthropogenic activities such as the construction of dykes and dams are the main cause of this. These obstacles are very important for contemporary society, but they pose …

In the Netherlands, the previous water management strategies enhanced the strong boundary between land and water that made the natural embankment disappear. This report focuses on the eco-friendly banks (NVOs) that were expected to enhance the connectivity of water and land in the management area of …

The Reeuwijkse Plassen have been dealing with a declining water quality for the past century. One of the problems is eutrophication due to in- and outflow of nutrient rich water from surrounding areas which caused algae blooms and turbid waters. The waterboard Hoogheemraadschap Rijnland implemented measures …

Ter bescherming van Europese zoete wateren is er in 2000 de Kaderrichtlijn water (KRW) opgesteld. De KRW is opgesteld met als doel het beschermen van kust-, grond-, overgangs-, en landoppervlaktewateren. Het waterschap Zuiderzeeland heeft ter verhoging van de biologische kwaliteit van watergangen twee …

De Kaderrichtlijn Water (KRW) is opgesteld om waterlichamen te beschermen en degradatie in waterkwaliteit te voorkomen. De waterkwaliteit wordt getoetst aan de hand van parameters, waaronder macrofauna. Macrofaunaonderzoek wordt in het voorjaar uitgevoerd tussen maart en half juni. In deze periode kunnen …

Water pollution by arsenic (As) is a problem in many areas of the world for both ecology and humans. To remove arsenic from surface water an environmental-friendly method called phytoremediation could be used. This method includes the usage of plants to accumulate toxins from any environmental soil, …

The ecological connectivity of rivers around the world is under threat due to several anthropogenic influences. Dams and weirs for hydropower production are being constructed at unprecedented rates mainly to satisfy the increasing energy demands and the shift towards renewables. Many migratory species …