Garmin G3 Cartography Ionian Sea, Aegean Sea and Sea of ​​Marmara, nautical chart, high-precision depth shading

The state-of-the-art Garmin G3 cartography features excellent coverage, clarity, and detail with updated coastal charts. Water structure representation is accurate to within 1 foot. Depth shading ranges up to 10 depth levels. Quickly calculate a recommended route.

Shallow water marking allows you to mark user-defined depth ranges.