Distribution channels of nautical charts and hydrographic data

Official paper and electronic navigational charts for navigational purposes

Distributed via official distribution channels 
 

• Electronic Navigational Charts (ENC) - Primar and distributors
• Paper charts - well-stocked boating shops and bookshops.

Quality-assured vector (S-57 ENC) and raster charts

• material delivered as files from authenticated services
• defined support service and service level
• agreement on access to data
• chargeable access
• products further processed from this data are intended as navigational aids on small vessels (chart plotters, etc.)

Open data in vector format and viewing interfaces

Vector data format

• basic data that has not been quality-assured
• distribution via the Trafricom’s download service and the WMS and WFS interfaces
• Licence CC 4.0 Attribution

Chart image service for raster material WMTS

• the service is based on the Trafricom’s hydrographic data in raster format
• licence CC 4.0 Attribution