product_type Digital Chart
Bluechart G2 microSD™/SD™ card: HXAF451S - Nambia to Knysna, SA


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microSD™/SD™ card format

Bluechart G2 microSD™/SD™ card: HXAF451S - Nambia to Knysna, SA


Coverage of the southwestern coast of Africa from Cape Ponta-Grossa in Angola through Knysa, S. Af. Including detailed coverage of Walvis Bay, Nam., as well as Port Nolloth, Hondelklipbaais, and Cape Town, S. Af. Detailed coverage also includes the island of St. Helena, the Tristan da Cunha Group, and Gough Island.

Bluechart G2 Features

See your vessel’s precise, on-chart position in relation to navaids, coastal features, anchorages, obstructions, waterways, restricted areas and more with this detailed marine mapping data.

  • Shaded depth contours, coastlines, spot soundings, navaids, port plans, wrecks, obstructions, intertidal zones, restricted areas and IALA symbols.
  • Seamless transitions between zoom levels and more continuity across chart boundaries.
  • Standard 2-D direct overhead or 3-D “over the bow” map perspective for easy chart reading and orientation.
  • Safety Shading* enables contour shading for all depth contours shallower than your defined safe depths.
  • Fishing Charts* to scope out bottom contours and depth soundings with less visual clutter on the display.
  • Features up to 1-foot HD fishing contours which reveal detailed seafloor terrain.
  • Plan and organize routes from your computer with HomePort™ (sold separately).