C-Map Max-N+ Chart AN-Y251: Southern Japan (Update) Ship Building C21B Bahía de Matanzas 1:

C21B Bahía de Matanzas 1: 40

east to Marathon and west to 82 degrees 40 minutes (Rebecca Shoal)

Gulf of Suez and the Malacca and Singapore Straits

Graphic examples taken from Roberto Tiangco’s experience at the Mission to Seafarers and from various seafaring publications are recounted

C-Map Max-N+ Chart AN-Y251: Southern Japan (Update) Ship Building C21B Bahía de Matanzas 1:Why 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