C-Map 4D Chart EM-D128: Central Aegean Sea (Update) Clock Accessories 3 You and the Chief

3 You and the Chief Engineer

Three triangles occupy the same spot

3 Ballast water system

2 Hazardous area classification for flammable gases and vapours

C-Map 4D Chart EM-D128: Central Aegean Sea (Update) Clock Accessories 3 You and the ChiefWhy 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