Navionics Plus NAUS001L US and Coastal Canada microSD

The Navionics Plus NAUS001L US and Coastal Canada microSD card is the gold standard for modern GPS chartplotters and fish finders on the water. Built for serious anglers and boaters who demand precision navigation from the Atlantic to the Pacific, plus comprehensive coverage of U.S. and Canadian coastal waters, this chart card transforms your electronics into a fully detailed mapping system. Whether you're running a dedicated marine GPS, a multifunction display, or an integrated fish finder, this Navionics chart delivers the clarity and accuracy that separates a productive day on the water from just passing time.

Navionics Plus charts combine high-resolution bathymetric contours, detailed shoreline data, and structure intelligence across inland lakes, rivers, and coastal zones throughout the United States and Canada. The microSD format ensures compatibility with the widest range of chart-capable devices—from legacy Garmin systems to contemporary Humminbird and Lowrance units. Continuously updated satellite imagery and real-time water level corrections mean your chart data stays current with seasonal changes and recent dredging or construction. The card's compact size and durability ensure reliable performance in the harsh saltwater and freshwater environments where serious boaters operate.

This chart card is essential for anglers targeting structure-dependent species, cruising boaters planning multi-day runs, and commercial operators who rely on accurate depth and bottom composition data. Installation is straightforward—simply insert the microSD card into your compatible chartplotter's card slot and verify coverage in your region. Navionics Plus adds value beyond standard Navionics by including 1 year of free chart updates via Navionics' software platform. Before purchase, confirm your specific GPS or fish finder model accepts microSD format cards; most modern units manufactured in the last decade support this standard, but older systems may require a different chart media format.