This record describes gravity data collected on RV Investigator voyage IN2018_T01, titled: "Physical and biogeochemical gradients in the East Australian Current." The voyage took place from Hobart (TAS) to Brisbane (QLD) between April 5 and April 14, 2018. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 20 files totalling 165 MB of raw data in this dataset. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2017_V03, 'Sampling the abyss: latitudinal biodiversity patterns along the base of Australia’s eastern continental margin' which departed Bell Bay on the 15 May 2017 and returned to Brisbane on the 16 June 2017. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 30 files of each type totalling 428 MB of raw data in this dataset. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2021_V02 (SOTS: Southern Ocean Time Series automated moorings for climate and carbon cycle studies southwest of Tasmania), which departed Hobart on the 14th April 2021 and returned to Hobart on the 28th April 2021. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 12 files totalling 178 MB of raw data in this dataset. A wharf tie was not undertaken prior to this voyage. No data was acquired between 01:20 on 21/04/2021 and 01:28 on 24/04/2021 (UTC), due to rough weather conditions requiring the system to be turned off. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2020_V06, titled "Probing the Australian-Pacific Plate Boundary: Macquarie Ridge in 3-D." The voyage took place between October 8 and November 1, 2020 departing from Hobart (TAS) and arriving in Hobart (TAS). The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 26 files totalling 425 MB of raw data in this dataset. Wharf tie[s] were undertaken at Hobart Princes Wharf No.4 location using a Scintrex Autograv CG-5. Wharf tie data can be found in "Hobart wharf_tie_2020_11_02.TXT", which is stored with the raw data. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2016_E01, 'East Tasman Plateau – key to unravelling the onset of the Antarctic Circumpolar Current/MNF Equipment Sea Trials,' which departed Hobart on the 17 August 2016 and returned to Hobart on the 22 August 2016. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 6 files totalling 72.4 MB of raw data in this dataset. A wharf tie was undertaken at Hobart CSIRO wharf of 20 July 2016 using a Scintrex Autograv CG-5. Wharf tie data can be found in Hobart wharf_tie_2016_07_20.TXT, which is stored with the raw data. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2015_C02, Great Australian Bight Research Program: GAB deep-water pelagic and benthic ecosystem study, which departed Port Lincoln on the 30 November 2015 and returned to Fremantle on the 22 December 2015. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 18 files totaling 270 MB of raw data in this dataset. Wharf ties were undertaken at Port Lincoln and Fremantle using a Scintrex Autograv CG-5. Wharf tie data can be found in Port Lincoln Wharf Tie 28 Nov 2015.TXT and Fremantle wharf tie 22 Dec 2015.TXT, which is stored with the raw data. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2022_V03, "SOTS: Southern Ocean Time Series automated moorings for climate and carbon cycle studies southwest of Tasmania", which departed Hobart on the 4th May 2022 and returned to Hobart on the 15th May 2022 (AEST). The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. The gravity meter was running for the duration of the voyage. There are 12 files totaling 184 MB of raw data in this dataset. A wharf tie was undertaken after the previous voyage (19 April 2022) and again after this voyage (15 May 2022) at the Hobart wharf using a Scintrex Autograv CG-5. Wharf tie data can be found in the "wharf_calibrations" folder which is stored with the raw data. An Excel spreadsheet detailing the wharf tie metadata and associated waterline measurements is also stored with the raw data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2025_V02, ' SOTS: Southern Ocean Time Series automated moorings for climate and carbon cycle studies southwest of Tasmania ' which departed Hobart on the 26th March and returned to Hobart on the 14th April 2025. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 19 files totalling 262 MB of raw data in this dataset. Wharf ties were undertaken at PW4 in Hobart using a Scintrex Autograv CG-5. Wharf tie data can be found in: Gravity Tie_in2025v02_Hobart_SOV_20250325.TXT and Gravity Tie_in2025v02_Hobart_EOV_20250414.TXT, which is stored with the raw data. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2017_C01, 'GAB deep water geological and benthic ecology program' which departed Hobart on the 11 April 2017 and returned to Hobart on the 28 April 2017. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 30 files totalling 229 MB of raw data in this dataset. No processing has been conducted on this data Additional information regarding this dataset is contained in the GSM data acquisition and processing report.

This record describes gravity data collected on RV Investigator voyage IN2019_T01 CAPSTAN which departed Hobart on the 29th April 2019 and returned to Fremantle on the 9th May 2019. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 11 files totaling 166 MB of raw data in this dataset. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.