C-Map Max-N+ Chart NA-Y045: Us Lakes: North West (Update) Hazardous Materials Critical tidal information

Critical tidal information

These are colored blue

and accurately to and from any paper chart

Sailing Directions 161 (Enroute) covers the South China Sea and the Gulf of Thailand from the Luzon Strait and the Gulf of Tonkin to the Gulf of Thailand and the northern border of Borneo

the development and distribution of sea ice

C-Map Max-N+ Chart NA-Y045: Us Lakes: North West (Update) Hazardous Materials Critical tidal informationWhy Update Your C Map Chart? Why Update Your C Map Chart? It is very important that the latest C Map charts are used when sailing out in the open water for safe navigation purposes. The C Map electronic chart libraries get updated twice a year to coincide with popular boating sessions. Included in the library updates are the latest notice to mariner updates from government hydrographic offices, updates to marina facilities, port services, photos and