The Great Barrier Reef Bathymetry

First high resolution map of the entire reef from the world’s biggest satellite-derived bathymetry survey

Welcome to the homepage for the high resolution, satellite-derived bathymetry (SDB) of the entire Great Barrier Reef (GBR). Here you can learn more about the project, download free samples, and order both the flagship 30 m horizontal resolution product. To learn more about the project and the products, including an introduction to SDB, please download further information below.

The Products

The two main product types available are:

    • digital, shallow water bathymetry maps for any or all parts of the Great Barrier Reef and
    • digital, shallow water seafloor reflectance (color and brightness) maps for any or all parts of the Great Barrier Reef.

Please note that all bathymetry products are at a nominal 10 cm vertical resolution. For a more detailed description, as well as independent assessments of these products, please see the project information booklet, downloadable in section “Further documents for reading” on the left.

Sample data

A sample dataset of the main products available for purchase as well as a sample of the 2m horizontal resolution product can be accessed using the download form below. Furthermore, the entire Great Barrier Reef Bathymetry, downsampled to 500m horizontal resolution, is included in the download. Just fill in your name and email address and submit your request! Your download will be available immediatly, just click on the link that will appear.
Please use our contact form to enquire further information about purchasing our products for any or all parts of the Great Barrier Reef.

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