MapMedia Wide Raster Chart: WRMNA920MAP - Canada - North (Update) B - South West England and Brittany Deck Management (7) Ensure the

Deck Management (7) Ensure the Integrity of Cargo Containment

6 Microbially Influenced Corrosion (MIC)

Refrigeration

January 28

MapMedia Wide Raster Chart: WRMNA920MAP - Canada - North (Update) B - South West England and Brittany Deck Management (7) Ensure theHow MapMedia electronic charts are updated To meet the needs and safety of users, MapMedia updates its vector charts once or twice a year, according to the chart providers' updates, and once a year for raster charts. It is of course, extremely important for boaters to keep their charts up to date, in order to ensure the safety of all passengers onboard. Corrections, improvements and changes are made on a daily basis by the Hydrographic Services and by