C-Map Expands Nautical Chart Coverage Down Under
The latest update brings high-resolution data to inland lakes in Australia and marine parks across New Zealand.
Updated on Oct. 26, 2026 in Australia and New Zealand
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C-Map has released a series of chart updates for Australia, New Zealand, and New Caledonia, enhancing navigation tools for boaters. The rollout improves detail for various waterways and marine environments.
Why it matters
These updates aim to provide expanded detail and improved navigation insights for both recreational and commercial boaters operating in the region. Enhanced high-resolution bathymetry helps mariners navigate coastal and inland destinations more effectively.
The update adds high-resolution bathymetry for 12 inland lakes across Victoria and New South Wales and coverage for five marine parks in New Zealand. Shaded relief and satellite imagery are now available for Lowrance, Simrad, and B&G chartplotters.
The players
C-Map
This organization specializes in digital marine cartography and navigational data for recreational and commercial boaters.
The details
The update applies to Discover, Reveal, and Reveal X charts, bringing refined mapping to key coastal and inland areas. This expansion allows users to leverage updated shaded relief and imagery on compatible hardware.
Timeline
October 26, 2026: C-Map announced the current Australian chart coverage enhancements.
2024: C-Map previously enhanced cartography for the UK, France, Denmark, and Portugal.
Travel Outlook
This release follows the broader industry move toward standardizing high-resolution bathymetry and digital imagery for mariners. It aligns with historical patterns of incremental global mapping updates, such as those performed for Europe in 2024.
Existing customers with a chart purchased within the past year and an active subscription can access these updates immediately. Users should verify that their Lowrance, Simrad, or B&G hardware is compatible before attempting to download the new files.
The takeaway
Boaters should prioritize updating their chartplotter software to ensure they have the latest navigational insights for their upcoming voyages. Keeping hardware updated provides the highest resolution data available for safer maneuvering through coastal and inland parks.
Further reading
Learn more about maritime navigation trends in the Australia and New Zealand section.
Source note: This article includes information reported by Marine Industry News.
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