BlueChart cartography is Garmin's exclusive marine cartography. This line of cartography products is designed to provide interactive viewing of detailed nautical chart data, thereby providing navigators with innovative object-oriented cartography. These detailed electronic nautical charts look just like paper charts when displayed on your compatible Garmin chartplotter or handheld. BlueChart Americas v6.5 contains updated coverage of Canada, U.S., Caribbean, and South America, including tide predictions and Bathymetric data for the East Coast and Gulf of Mexico.