<div>The Abbot Point to Hydrographers Passage bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the RV Escape during the period 6 Oct 2020 – 16 Mar 2021. This was a contracted survey conducted for the Australian Hydrographic Office by iXblue Pty Ltd as part of the Hydroscheme Industry Partnership Program. The survey area encompases a section of Two-Way Route from Abbot Point through Hydrographers Passage QLD. Bathymetry data was acquired using a Kongsberg EM 2040, and processed using QPS QINSy. The dataset was then exported as a 30m resolution, 32 bit floating point GeoTIFF grid of the survey area.</div><div>This dataset is not to be used for navigational purposes.</div>

The Approaches to Darwin, Beagle Gulf bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the M/V Limitless and PHS Zephyr during the period 26 June – 30 August 2020. This was a contracted survey conducted as part of the HydroScheme Industry Partnership Program (HIPP). The survey area lies North-West of Cox Peninsula, encompassing South Gutter and is bounded by North Gutter, Fenton Patches and Fish Reef. Bathymetry data was acquired using a Kongsberg R2Sonic 2026 and R2Sonic 2024 and processed using QPS Qimera V2.0.1. The dataset was then exported to GeoTIFF using CARIS HIPS and SIPS software. This dataset contains a 30m-resolution 32-bit floating point GeoTIFF file. This dataset is not to be used for navigation.

<div>The Banks Strait to Cape Barren bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the MV Offshore Solution during the period 29 November 2021 – 19 April 2022. This was a contracted survey conducted for the Australian Hydrographic Office by Ocean Infinity Australia as part of the Hydroscheme Industry Partnership Program. The survey area encompases an area within Banks Strait to Cape Barren, Tasmania. Bathymetry data was acquired using a Kongsberg EM2040 MKII and a Kongsberg EM2040P, 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.</div><div>This dataset is not to be used for navigational purposes.</div>

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.

The Northern Approaches to Broome multibeam survey was acquired for the Australian Hydrographic Office (AHO) onboard the MV Bhagwan K during the period 05 August– 02 October 2020. This was a contracted survey conducted by EGS as part of the Hydroscheme Industry Partnership Program. The survey area encompasses the northern approaches to Broome, WA located between the Talboys Rock and Gantheaume Point, Western Australia. Bathymetry data was acquired using a Kongsberg EM2040D 200-400 kHz and processed using QPS QINSy 9.2.3 processing software. The dataset was then exported as a 30m resolution, 32 bit floating point GeoTIFF grid of the survey area. <BR>This dataset is not to be used for navigational purposes.

<div>The Gulf St Vincent North bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the MV Pacific Conquest during the period 27 August – 21 December 2020. This was a contracted survey conducted for the Australian Hydrographic Office by Fugro Australia Marine as part of the Hydroscheme Industry Partnership Program. The survey area encompases an area North of Gulf St Vincent, South Australia. Bathymetry data was acquired using a Kongsberg EM2040 and processed using CARIS HIPS &amp; SIPS processing software. The dataset was then exported as a 30m resolution, 32 bit floating point GeoTIFF grid of the survey area.</div><div>This dataset is not to be used for navigational purposes.</div>

<div>The Norfolk Island Nearshore and Coastal Habitat Mapping was acquired by Ocean Infinity Pty Ltd onboard the M/V Offshore Solution from the 21st to the 24th July 2021, using a Kongsberg EM2040 Mark II. This survey was part of the Norfolk Island Nearshore and Coastal Habitat Mapping project in partnership with Deakin University’s Marine Mapping Group, University of Wollongong, Tellus4D Geoimaging, University of Newcastle, University of New South Wales, University of Tasmania and Geoscience Australia to obtain high resolution bathymetric grid (1m) and to define the morpho-bathymetry of the survey area based on the bathymetric grid and derived products such as slope aspect map, ruggedness map, bathymetry position index and backscatter map. This dataset contains a 1m-resolution 32-bit floating point GeoTIFF file of the bathymetry in the study area, derived from the processed EM2040 Mark II bathymetry data, using Qimera and CARIS HIPS and SIPS software. A detailed report on the survey is provided in: Ocean Infinity Pty Ltd. 2022. Report of Survey: Norfolk Island Nearshore and Coastal Habitat Mapping. Ocean Infinity Group Limited. This dataset is not to be used for navigational purposes. This dataset is published with the permission of the CEO, Geoscience Australia.</div>

<div>The North-East Beagle Gulf and Clarence Strait bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the MV Offshore Guardian during the period 1 May 2021 – 13 Jul 2021. This was a contracted survey conducted for the Australian Hydrographic Office by Guardian Geomatics as part of the Hydroscheme Industry Partnership Program. The survey area encompases an area in North-East Beagle Gulf and Clarence Strait, Northern Territory. Bathymetry data was acquired using a Kongsberg EM2040 07 MK II, and processed using Caris Hips & Sips processing software. The dataset was then exported as a 30m resolution, 32 bit floating point GeoTIFF grid of the survey area.</div><div>This dataset is not to be used for navigational purposes.</div>

<div>The Eclipse Shoals to Lombadina Point, Kimberly Region bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the MV Outer Limit during the period 12 September 2022 – 3 December 2022. This was a contracted survey conducted for the Australian Hydrographic Office by Ocean Infinity as part of the Hydroscheme Industry Partnership Program. The survey area encompases an area in Eclipse Shoals to Lombadina Point, Kimberley region, Western Australia. Bathymetry data was acquired using a Kongsberg EM2040P MKII, 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.</div><div>This dataset is not to be used for navigational purposes.</div>

<div>The Booby Island to D'Arcole Islands, Bonaparte Archipelago bathymetry survey was acquired for the Australian Hydrographic Office (AHO) onboard the MV Offshore Solution and MV Special Order during the period 15 September 2022 – 26 November 2022. This was a contracted survey conducted for the Australian Hydrographic Office by Guardian Geomatics as part of the Hydroscheme Industry Partnership Program. The survey area encompases an area in Booby Island to D'Arcole Islands, Bonaparte Archipelago, Western Australia. Bathymetry data was acquired using a Kongsberg EM2040P and a Kongsberg EM2040-07, and processed using CARIS HIPS & SIPS processing software. The dataset was then exported as a 30m resolution, 32 bit floating point GeoTIFF grid of the survey area.</div><div>This dataset is not to be used for navigational purposes.</div>