5ff844e7-bb49-4496-ac81-606c04ea8fb9 urn:uuid eng UTF-8 nonGeographicDataset nonGeographicDataset 2025-10-16T22:37:59 creation ISO 19115 2016 SI 1012 Backstairs Passage, SA. (HIPP) Bathymetry Acquisition (20210022S) 5ff844e7-bb49-4496-ac81-606c04ea8fb9 The Backstairs Passage Bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the MV Ocean Dynasty during the period 12 January - 22 March 2021. This is a contracted survey conducted for the Australian Hydrographic Office by Precision Hydrographic Services as part of the Hydroscheme Industry Partnership Program (HIPP). The survey area encompases Backstairs Passage Southern Australia. Bathymetry data was acquired using a Kongsberg EM2040P and R2 Sonic 2024 systems and processed using QPS Qimera processing software. The dataset was then exported as a 30m resolution, 32 bit floating point GeoTIFF grid of the survey area. This dataset is not to be used for navigational purposes. {"type": "Polygon", "coordinates": [[[137.9956, -36.07772], [138.4647, -36.07772], [138.4647, -35.57677], [137.9956, -35.57677], [137.9956, -36.07772]]]} 137.9956 138.4647 -36.07772 -35.57677 AusSeabed Bathymetry Bathymetry/Seafloor Topography EARTH SCIENCES Earth Science | Oceans | Bathymetry/Seafloor Topography | Bathymetry HIPP HVC_144641 Marine Oceans Published_External bathymetric grids multibeam Backstairs Passage, SA (HIPP SI 1012) Bathymetry 2021 30m (zip) [3.5 MB] documentDigital Backstairs Passage, SA (HIPP SI 1012) Bathymetry 2021 30m (zip) [3.5 MB] ZIP