HELCOM hosts data relevant for HELCOM work, from status assessments to shipping density maps. There are three ways to access all datasets.

1. How to access data
from HELCOM

2. HELCOM Map and Data Service BASEMAPS Databases
Three main ways
They are all here: http://www.helcom.fi/baltic-sea-trends/data-maps/

3. HELCOM Map and
Data Service
http://maps.helcom.fi/website/mapservice/

4. Tons of layers
http://maps.helcom.fi/website/mapservice/

5. Data also through
REST interface
and OGCWMS
http://maps.helcom.fi/website/mapservice/
</...>

6. Linked to the
HELCOM
metadata portal
http://metadata.helcom.fi/geonetwork

7. BASEMAPS
Maritime Spatial Planning data
https://basemaps.helcom.fi/

8. Input data
MSP data from original source
throughWMS/WFS
https://basemaps.helcom.fi/

9. Output data
Harmonized MSP plans
https://basemaps.helcom.fi/

10. Databases Sea environmental monitoring
Pressures and human activities
Biodiversity
Maritime
http://www.helcom.fi/baltic-sea-trends/data-maps/databases/