Important intsititutes for the theme Ecology.

In the Netherlands:

Wageningen Environmental Research (Alterra)
Wageningen Marine Research
Netherlands Institute of Ecology (NIOO-KNAW)
NIOZ Royal Netherlands Institute for Sea Research
Sovon, Dutch Centre for Field Ornithology
Institute for Biodiversity and Ecosystem Dynamics Universiy of Amsterdam
Groningen Institute for Evolutionary Life Sciences University of Groningen
Deltares

Outside the Netherlands:

Helholz-Zentrum  Geesthacht - Institute for Coastal Research
Alfred Wegener Institute for Polar and Marine Research
Forschungs- und Technologiezentrum Westküste (FTZ)