Access to over 250,000 unique publications
VLIZ is your trusted national and international hub for high-quality marine and estuarine data.
For over 25 years, we’ve supported scientists, policymakers, the blue economy, and citizens with reliable data and services.
As an accredited IODE National Oceanographic Data Center, we offer a wide range of tools, technologies, training, and support — all designed to make marine data accessible, open, and easy to use.

The VLIZ Marine Robotics Centre develops Marine Autonomous Systems to gather crucial data from remote ocean areas, advancing marine and climate research. Photo credit: Rita Novo (VLIZ)
Project Spotlight: Sea Level Station Monitoring Facility
Real-Time Sea Level Data. Global Reach. Life-Saving Insights.

Access live, quality-controlled sea level data from 1,250+ monitoring stations worldwide. The Sea Level Station Monitoring Facility (SLSMF), powered by VLIZ for UNESCO’s GLOSS program, delivers critical information for tsunami warning centers, researchers, and policymakers. With an open API and real-time data streams, SLSMF helps monitor our oceans—and protect our coasts. Learn more here: Sea Level Station Monitoring Facility.
Showcase of Marine Robotics Missions
Highlighted Collections
Belgian Datasets
Belgian datasets focus on marine biodiversity in the North Sea, with a primary geographical scope centered around Belgian waters.
ScheldeMonitor
A Flemish-Dutch knowledge and information portal on research and monitoring in the Scheldt estuary.