Unparalleled Coastal Chart Coverage

• Provides exceptional coverage, clarity and detail with coastal charts that feature integrated Garmin and Navionics^® data
• Auto Guidance¹ technology calculates a route using your desired depth and overhead clearance and provides a suggested path to follow
• Includes depth range shading for up to 10 depth ranges, enabling you to view your target depth at a glance
• Up to 1’ contours provide a more accurate depiction of the bottom structure for improved fishing charts and navigation in swamps, canals and marinas

Experience unparalleled coverage and brilliant detail when you’re on the water with charts that feature integrated Navionics® data, Auto Guidance technology¹ and more.

Auto Guidance Technology

Whether you are fishing or cruising, select a spot, and get a route showing you the general path and nearby obstructions at a safe depth

Depth Range Shading

Displays high-resolution Depth Range Shading for up to 10 depth ranges so you can view your designated target depth

Detailed Contours

BlueChart g2 HD features 1-foot contours that provide a more accurate depiction of bottom structure for improved fishing charts and enhanced detail in swamps, canals and port plans

Shallow Water Shading

To aid in navigation, Shallow Water Shading allows map shading at a user-defined depth to give a clear picture of shallow waters

Requirements:

Download Requirements

File Information

The file size of this download and space required on your microSD™/SD™ card is 0 MB. It is not recommended that this download be loaded directly to your device. It only can be loaded to a prepared or blank microSD/SD card (recycled microSD cards may be used to program map data).

Up to 500 MB of additional space may be required for software updates. View Details

microSD™/SD™ Requirements View Details

Coverage:

General coverage of the coasts of Tonga, Samoa, American Samoa, French Polynesia, Kiribati, and the Cook Islands. Included in this overall general coverage are numerous detailed charts covering areas such as Nuku'alofa, Ton., Apia, Sam., Pago Pago, Am. Sam., Tahiti, and Bora Bora.