This record describes gravity data collected on RV Investigator voyage IN2022_V05 "The Tsunamigenic Submarine Landslides and Deep-Marine Canyons of Australia’s Tasman Sea Margin: Causes and Consequences" which departed Hobart on the 28th May 2022 and returned to Brisbane on the 3rd July 2022. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 40 files totalling 627 MB of raw data in this dataset. Wharf tie[s] were undertaken at Hobart PW4 and Port of Brisbane PNK2 using a Scintrex Autograv CG-5. Wharf tie data can be found in "Hobart wharf tie_2022_05_15.txt" "in2022_v05_CG5_Gravity_Tie_PNK2_Brisbane2016909147.txt" and "Gravity Wharf Tie_Details & Calculations_in2022_v05.xlsx", which are 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 the End of Voyage (EOV) archive from the Marine National Facility (MNF) RV Investigator research voyage in2017_e02, titled "Gear Trials." The voyage took place from Hobart (TAS) to Hobart between March 31 and April 2, 2017. For further information refer to the Voyage documentation links below. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75 KHz), Fisheries echosounder (EK60, ME70), Multibeam Echosounder (EM710, EM122), Gravimeter, GPS Positioning System, Doppler Velocity Log, Starboard and Portside Radiometers, Air Pressure, Wind Speed and Direction sensors, Thermosalinographs, CTD, Hydrochemistry. The archive for the IN2017_E02 EOV raw data is curated by the CSIRO Oceans and Atmosphere (O&A) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (DAP, https://data.csiro.au/dap/), providing access to participants and processors of the data collected in the voyage. All voyage documentation is available electronically to MNF support via the local network. Access to voyage documentation for non-CSIRO participants can be made via DataLibrariansOAMNF@csiro.au.

This record describes the End of Voyage (EOV) data archive from the Marine National Facility (MNF) RV Investigator voyage IN2025_E01, titled "Sea trials & calibrations." The voyage took place between February 19, 2025 and March 01, 2025 (AEST), departing from Hobart and returning to Hobart. For further information please refer to the voyage documentation links. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75, 150 KHz), Lowered ADCP (LADCP), CTD/Hydrochemistry, Gravimeter, Fisheries Echosounder (EK80), Multibeam Echosounder (EM124, EM712, EM2040), Underway (Navigation, Meteorological, Seawater instruments). Voyage-specific measurements: Triaxus, Deep-Towed Camera (DTC). The archive for the IN2025_E01 EOV raw data is curated by the CSIRO National Collections and Marine Infrastructure (NCMI) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (https://data.csiro.au/), providing access to voyage participants and processors of the data collected on the voyage. All voyage documentation is available electronically to MNF support via the local network. Applications to access voyage documentation by non-CSIRO participants can be made via data-requests-hf@csiro.au All processed data from this voyage are made publicly available through the MNF Data Trawler (in the related links)

This record describes the End of Voyage (EOV) data archive from the Marine National Facility (MNF) RV Investigator voyage IN2024_V05, titled "Multi-year: Untangling the causes of change over 25 years in the southeast marine ecosystem (SEA-MES Voyage 3)." The voyage took place between November 13, 2024 and December 12, 2024 (AEST), departing from Hobart and returning to Hobart. For further information please refer to the voyage documentation links. Instruments used and data collected include: Regular measurements: Lowered ADCP (LADCP), Acoustic Doppler Current Profiler (ADCP; 38, 75, 150 KHz ), CTD, Hydrochemistry, Gravimeter, Fisheries Echosounder (EK80), Multibeam Echosounder (EM712, EM124), Sub-bottom Profiler (SBP29), Starboard and Portside Radiometers, Air Sampler, Ultra Short BaseLine Underwater Positioning System (USBL), GPS Positioning System, Doppler Velocity Log, Thermosalinographs (TSG), Fluorometer, Oxygen Optode, Atmospheric Temperature, Humidity, Pressure, Wind and Rain sensors, Photosynthetically Active Radiation (PAR) sensor, Precision Infrared Radiometer (PIR), Precision Spectral Pyranometer (PSP), ITI Trawl Net. Voyage-specific measurements: Demersal Trawl, Multiple Plankton Sampler (HydroBIOS Multinet), Video, Wildlife Observations (seabirds, cetaceans and seals). The archive for the IN2024_V05 EOV raw data is curated by the CSIRO National Collections and Marine Infrastructure (NCMI) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (https://data.csiro.au/), providing access to voyage participants and processors of the data collected on the voyage. All voyage documentation is available electronically to MNF support via the local network. Applications to access voyage documentation by non-CSIRO participants can be made via data-requests-hf@csiro.au All processed data from this voyage are made publicly available through the MNF Data Trawler (in the related links)

This record describes the End of Voyage (EOV) data archive from the Marine National Facility (MNF) RV Investigator voyage IN2024_E01, titled "Sea trials & calibrations." The voyage took place between October 28, 2024 and November 07, 2024 (AEST), departing from Hobart and returning to Hobart. For further information please refer to the voyage documentation links. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75, 150 KHz), CTD, Hydrochemistry, Expendable Bathythermographs (XBTs), Fisheries Echosounder (EK80), Multibeam Echosounder (EM712, EM124), Sub-bottom Profiler (SBP29), Gravimeter, GPS Positioning System, Doppler Velocity Log, Thermosalinographs (TSG), Fluorometer, Oxygen optode, Atmospheric Temperature, Humidity, Pressure, Wind and Rain sensors, Photosynthetically Active Radiation (PAR) sensor, Precision Infrared Radiometer (PIR), Precision Spectral Pyranometer (PSP), Starboard and Portside Radiometers Voyage-specific measurements: Deep Towed Camera (DTC) The archive for the IN2024_E01 EOV raw data is curated by the CSIRO National Collections and Marine Infrastructure (NCMI) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (https://data.csiro.au/), providing access to voyage participants and processors of the data collected on the voyage. All voyage documentation is available electronically to MNF support via the local network. Applications to access voyage documentation by non-CSIRO participants can be made via data-requests-hf@csiro.au All processed data from this voyage are made publicly available through the MNF Data Trawler (in the related links)

This record describes the End of Voyage (EOV) archive from the Marine National Facility (MNF) RV Investigator research voyage in2018_v02, titled "SOTS: Southern Ocean Time Series automated moorings for climate and carbon cycle studies southwest of Tasmania; and Subantarctic Biogeochemistry of Carbon and Iron, Southern Ocean Time Series site." The voyage took place from Hobart (TAS) to Hobart between March 3 and March 21, 2018. There were two science projects in this voyage: SOTS (Southern Ocean Time Series automated moorings for climate and carbon cycle studies southwest of Tasmania) and "Subantarctic Biogeochemistry of Carbon and Iron, Southern Ocean Time Series site." For further information refer to the Voyage documentation links below. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75, 150 KHz ), Lowered ADCP (LADCP), Disdrometer, Fisheries echosounder (EK60), Multibeam Echosounder (EM710, EM122), Sub-bottom Profiler (SBP120), Gravimeter, GPS Positioning System, Doppler Velocity Log, Met station (temp, humidity, pressure, wind, rain, PIR, PSP, PAR), Nephelometer, pCO2, Starboard and Portside Radiometers, Radon and Ozone sensors, Weather Radar, Greenhouse Gas Analysers (Picarro), Air Pressure, Wind Speed and Direction sensors, Photosynthetically Active Radiation (PAR) sensor, Infrared Sea Surface Temperature Autonomous Radiometer (ISAR), Seawater (TSG, fluorometer, optode), Thermosalinographs, CTD, Hydrochemistry. Voyage-specific measurements: Condensation Particle Counters (CPC), Cloud Condensation Nuclei counter (CCN), Multiangle Absorption Photometer (MAAP), Ultra Short BaseLine Underwater Positioning System (USBL). The archive for the IN2018_V02 EOV raw data is curated by the CSIRO Oceans and Atmosphere (O&A) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (DAP, https://data.csiro.au/dap/), providing access to participants and processors of the data collected in the voyage. All voyage documentation is available electronically to MNF support via the local network. Access to voyage documentation for non-CSIRO participants can be made via DataLibrariansOAMNF@csiro.au.

This record describes the End of Voyage (EOV) archive from the Marine National Facility (MNF) RV Investigator research voyage IN2018_V05, titled "How does a standing meander southeast of Tasmania brake the Antarctic Circumpolar Current?" The voyage took place from Hobart (TAS) to Hobart between October 16 and November 16, 2018. For further information refer to the Voyage documentation links below. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75, 150 KHz ), Lowered ADCP (LADCP), Fisheries echosounder (EK60), Multibeam Echosounder (EM710, EM122), Sub-bottom Profiler (SBP120), Gravimeter, GPS Positioning System, Doppler Velocity Log, Met station (temp, humidity, pressure, wind, rain, PIR, PSP, PAR), Nephelometer, pCO2, Starboard and Portside Radiometers, Radon and Ozone sensors, Weather Radar, Greenhouse Gas Analysers (Picarro), Air Pressure, Wind Speed and Direction sensors, Photosynthetically Active Radiation (PAR) sensor, Precision Infrared Radiometer (PIR), Precision Spectral Pyranometer (PSP), Infrared Sea Surface Temperature Autonomous Radiometer (ISAR), Seawater (TSG, fluorometer, optode), Thermosalinographs (TSG), CTD, Hydrochemistry. Voyage-specific measurements: Condensation Particle Counters (CPC), Cloud Condensation Nuclei counter (CCN), Fluorescence Induction and Relaxation System (FIRe), Multiangle Absorption Photometer (MAAP), Triaxus, ECO Triplet, Laser Optical Particle Counter (LOPC), Submersible Ultraviolet Nitrate Analyser (SUNA). The archive for the IN2018_V05 EOV raw data is curated by the CSIRO Oceans and Atmosphere (O&A) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (DAP, https://data.csiro.au/dap/), providing access to participants and processors of the data collected in the voyage. All voyage documentation is available electronically to MNF support via the local network. Access to voyage documentation for non-CSIRO participants can be made via DataLibrariansOAMNF@csiro.au.

This record describes the End of Voyage (EOV) archive from the Marine National Facility (MNF) RV Investigator research voyage in2018_v03, titled "Integrated Marine Observing System: monitoring of East Australian Current property transports at 27oS." The voyage took place from Brisbane (QLD) to Brisbane between April 19 and May 10, 2018. For further information refer to the Voyage documentation links below. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75, 150 KHz ), Lowered ADCP (LADCP), Disdrometer, Multibeam Echosounder (EM710, EM122), Sub-bottom Profiler (SBP120), Gravimeter, GPS Positioning System, Doppler Velocity Log, Met station (temp, humidity, pressure, wind, rain, PIR, PSP, PAR), Nephelometer, pCO2, Starboard and Portside Radiometers, Radon and Ozone sensors, Weather Radar, Greenhouse Gas Analysers (Picarro), Air Pressure, Wind Speed and Direction sensors, Photosynthetically Active Radiation (PAR) sensor, Infrared Sea Surface Temperature Autonomous Radiometer (ISAR), Seawater (TSG, fluorometer, optode), Thermosalinographs, CTD, Hydrochemistry. Voyage-specific measurements: Condensation Particle Counters (CPC), Cloud Condensation Nuclei counter (CCN), Triaxus, ECO Triplet, Laser Optical Particle Counter (LOPC), Submersible Ultraviolet Nitrate Analyser (SUNA). The archive for the IN2018_V03 EOV raw data is curated by the CSIRO Oceans and Atmosphere (O&A) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (DAP, https://data.csiro.au/dap/), providing access to participants and processors of the data collected in the voyage. All voyage documentation is available electronically to MNF support via the local network. Access to voyage documentation for non-CSIRO participants can be made via DataLibrariansOAMNF@csiro.au.

This record describes the End of Voyage (EOV) archive from the Marine National Facility (MNF) RV Investigator research voyage IN2018_V08, titled "The Balleny mantle plume: key role in Tasmania-Antarctic breakup?" The voyage took place from Hobart (TAS) to Hobart between December 27, 2018 and January 10, 2019. For further information refer to the Voyage documentation links below. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75, 150 KHz ), Fisheries echosounder (EK60), Multibeam Echosounder (EM710, EM122), Sub-bottom Profiler (SBP120), Gravimeter, GPS Positioning System, Doppler Velocity Log, Met station (temp, humidity, pressure, wind, rain, PIR, PSP, PAR), Nephelometer, pCO2, Starboard and Portside Radiometers, Radon, Ozone and Oxygen sensors, Weather Radar, Greenhouse Gas Analysers (Aerodyne, Picarro), Air Pressure, Wind Speed and Direction sensors, Photosynthetically Active Radiation (PAR) sensor, Precision Infrared Radiometer (PIR), Precision Spectral Pyranometer (PSP), Infrared Sea Surface Temperature Autonomous Radiometer (ISAR), Seawater (TSG, fluorometer, optode), Thermosalinographs (TSG), Expendable Bathythermographs (XBTs). Voyage-specific measurements: Condensation Particle Counters (CPC), Cloud Condensation Nuclei counter (CCN), Multiangle Absorption Photometer (MAAP), Scanning Mobility Particle Sizers (SMPS), Rock Dredge. The archive for the IN2018_V08 EOV raw data is curated by the CSIRO Oceans and Atmosphere (O&A) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (DAP, https://data.csiro.au/dap/), providing access to participants and processors of the data collected in the voyage. All voyage documentation is available electronically to MNF support via the local network. Access to voyage documentation for non-CSIRO participants can be made via DataLibrariansOAMNF@csiro.au.

This record describes the End of Voyage (EOV) archive from the Marine National Facility (MNF) RV Investigator research voyage in2017_v03, titled "Sampling the abyss: latitudinal biodiversity patterns along the base of Australia’s eastern continental margin." The voyage took place from Bell Bay (TAS) to Brisbane (QLD) between May 16 and June 16, 2017. For further information refer to the Voyage documentation links below. Instruments used and data collected include: Regular measurements: Acoustic Doppler Current Profiler (ADCP; 75 KHz), Fisheries echosounder (EK60), Multibeam Echosounder (EM710, EM122), Sub-bottom Profiler (SBP120), Gravimeter, GPS Positioning System, Doppler Velocity Log, pCO2, Starboard and Portside Radiometers, Radon, Ozone and Oxygen sensors, Weather Radar, Greenhouse Gas Analysers (Aerodyne, Picarro), Air Pressure, Wind Speed and Direction sensors, Thermosalinographs, Expendable Bathythermographs (XBTs). Voyage-specific measurements: Ultra Short BaseLine Underwater Positioning System (USBL), CTD (on Brenke and Towed Camera sleds), Demersal Trawl, Beam Trawl, Plankton Net, Manta Net, Brenke Sled, Sediment Grab, Luminometer. The archive for the IN2017_V03 EOV raw data is curated by the CSIRO Oceans and Atmosphere (O&A) Information and Data Centre (IDC) in Hobart, with a permanent archive at the CSIRO Data Access Portal (DAP, https://data.csiro.au/dap/), providing access to participants and processors of the data collected in the voyage. All voyage documentation is available electronically to MNF support via the local network. Access to voyage documentation for non-CSIRO participants can be made via DataLibrariansOAMNF@csiro.au.