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  2. File:Nautical charts (IA nauticalcharts00putnrich).pdf

    en.wikipedia.org/wiki/File:Nautical_charts_(IA...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate; Pages for logged out editors learn more

  3. OpenSeaMap - Wikipedia

    en.wikipedia.org/wiki/OpenSeaMap

    OpenSeaMap is a software project collecting freely usable nautical information and geospatial data to create a worldwide nautical chart. This chart is available on the OpenSeaMap website, and can also be downloaded for use as an electronic chart for offline applications. [1] The project is part of OpenStreetMap. OpenSeaMap is part of the ...

  4. File:NOAA 18448.pdf - Wikipedia

    en.wikipedia.org/wiki/File:NOAA_18448.pdf

    Public domain Public domain false false This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration , taken or made as part of an employee's official duties.

  5. Nautical chart - Wikipedia

    en.wikipedia.org/wiki/Nautical_chart

    The Medieval and Early Modern Nautical Chart: Birth, Evolution and Use, Lisbon-based ERC-funded academic project. They develop and maintain the MEDEA-CHART Database, a sophisticated search engine and aggregator of early nautical charts data. Online version of Chart No.1 with "Symbols, Abbreviations and Terms" used in nautical charts

  6. OpenCPN - Wikipedia

    en.wikipedia.org/wiki/OpenCPN

    OpenCPN (Open Chart Plotter Navigator) is a free software maritime chart plotter and navigation software for use underway or as a planning tool. Developed by a team of active sailors and tested in real world conditions, it has multiple supported chart formats and a variety of data inputs.

  7. Wikipedia:Public domain image resources - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Public_domain...

    To ensure these qualities, no direct user-uploaded images are allowed. This is one of the largest collections of public domain images online (clip art and photos), and the fastest-loading. Maintainer vets all images and promptly answers email inquiries. Open Clip Art – This project is an archive of public domain clip art. The clip art is ...

  8. Raster Navigational Charts (NOAA) - Wikipedia

    en.wikipedia.org/wiki/Raster_Navigational_Charts...

    The charts are stored in BSB format. "[The BSB file format] is a proprietary format of BSB Electronic Charts, LLP (bought by MapTech, Inc.)." [1] Image manipulation tools such as GDAL can read the image information, but there also is georeferenced data in the navigational charts.

  9. Hydrographic survey - Wikipedia

    en.wikipedia.org/wiki/Hydrographic_survey

    The General Bathymetric Chart of the Oceans (GEBCO) is a publicly available bathymetric chart of the world's oceans. The project was conceived with the aim of preparing a global series of charts showing the general shape of the seafloor. Over the years it has become a reference map of the bathymetry of the world's oceans for scientists and others.