Data

RV Investigator Voyage IN2023_V07 EK60/EK80 Echosounder

Australian Ocean Data Network
CSIRO O&A, Information & Data Centre (Point of contact) Yule, Chris (Originator of, Processor of)
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ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=http://140.79.20.100:8080/geonetwork/srv/eng/catalog.search#/metadata/ff887cf9-18bb-464e-8bad-5dc6e0ad946b&rft.title=RV Investigator Voyage IN2023_V07 EK60/EK80 Echosounder&rft.identifier=e925e804-da3e-4354-84cc-0fe591a9e19c&rft.publisher=Australian Ocean Data Network&rft.description=This record describes scientific split-beam echosounder data collected on the RV Investigator voyage IN2023_V07, [FOCUS] which departed Hobart on the 15/11/23 and returned to Hobart on the 20/12/23. The Simrad EK60 split beam echosounders for18kHz and Simrad EK80 split beam echosounders for 38, 70 120, 200 and 333 kHz were used to acquire acoustic backscatter data to a range of 1500 m, around the Antarctic Circumpolar Current in the Southern Ocean, South of Hobart. All frequencies were logged continuously for the extent of the voyage. The 33 KHz and 70 KHz frequencies were set to passive for periods of the voyage. Data are stored in *.raw, *.bot and *.idx format at CSIRO. There are 1806 files totalling 176 GB 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. Additional data products may be available on request.Maintenance and Update Frequency: asNeededStatement: Original field data.&rft.creator=Anonymous&rft.date=2024&rft.coverage=westlimit=147.445; southlimit=-56.94; eastlimit=154.397; northlimit=-43.213; projection=WGS 84 (EPSG:4326)&rft.coverage=westlimit=147.445; southlimit=-56.94; eastlimit=154.397; northlimit=-43.213; projection=WGS 84 (EPSG:4326)&rft_rights= https://creativecommons.org/licenses/by/4.0/&rft_rights=https://i.creativecommons.org/l/by/4.0/88x31.png&rft_rights=WWW:LINK-1.0-http--related&rft_rights=License Graphic&rft_rights=Attribution 4.0&rft_rights=WWW:LINK-1.0-http--related&rft_rights=License Text&rft_rights=Data is made available under a Creative Commons Attribution 4.0 International Licence, please see link. Data is supplied 'as is' without any warranty or guarantee except as required by law to be given to you. The data may not be free of error, comprehensive, current or appropriate for your particular purpose. You accept all risk and responsibility for its use. ATTRIBUTION STATEMENT: “We acknowledge the use of the CSIRO Marine National Facility (https://ror.org/01mae9353 ) in undertaking this research.” The dataset RV Investigator Voyage IN2023_V07 EK60/EK80 Echosounder downloaded on [Insert-DD-Mmm-YYYY-here] was collected on voyage IN2023_V07 by the Marine National Facility.&rft_rights=Attribution 4.0&rft_rights= https://creativecommons.org/licenses/by/4.0/&rft_subject=oceans&rft_subject=Ship: Investigator (RV)&rft_subject=Marine National Facility&rft_subject=Research Voyage: IN2023_V07&rft_subject=Earth Science | Oceans | Ocean Acoustics&rft_subject=States, Territories (Australia) | Tasmania&rft_subject=Global / Oceans | Southern Ocean&rft_subject=Fisheries echosounder EK60&rft_subject=Fisheries echosounder - EK80&rft_subject=Abundance of biota&rft_subject=Biovolume&rft_subject=Sea-floor depth below surface of the water body&rft_subject=research vessel&rft_subject=Fish-finder echosounders&rft.type=dataset&rft.language=English Access the data
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License Text

Data is made available under a Creative Commons Attribution 4.0 International Licence, please see link. Data is supplied 'as is' without any warranty or guarantee except as required by law to be given to you. The data may not be free of error, comprehensive, current or appropriate for your particular purpose. You accept all risk and responsibility for its use. ATTRIBUTION STATEMENT: “We acknowledge the use of the CSIRO Marine National Facility (https://ror.org/01mae9353 ) in undertaking this research.” The dataset RV Investigator Voyage IN2023_V07 EK60/EK80 Echosounder downloaded on [Insert-DD-Mmm-YYYY-here] was collected on voyage IN2023_V07 by the Marine National Facility.

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NCMIGeophysicalSurveyMapping@csiro.au
data-requests@marine.csiro.au

Brief description

This record describes scientific split-beam echosounder data collected on the RV Investigator voyage IN2023_V07, [FOCUS] which departed Hobart on the 15/11/23 and returned to Hobart on the 20/12/23.

The Simrad EK60 split beam echosounders for18kHz and Simrad EK80 split beam echosounders for 38, 70 120, 200 and 333 kHz were used to acquire acoustic backscatter data to a range of 1500 m, around the Antarctic Circumpolar Current in the Southern Ocean, South of Hobart. All frequencies were logged continuously for the extent of the voyage. The 33 KHz and 70 KHz frequencies were set to passive for periods of the voyage.
Data are stored in *.raw, *.bot and *.idx format at CSIRO. There are 1806 files totalling 176 GB 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. Additional data products may be available on request.

Lineage

Maintenance and Update Frequency: asNeeded
Statement: Original field data.

Notes

Credit
Data collected on the Marine National Facility (MNF) RV Investigator voyage IN2023_V07. The MNF must be acknowledged in all outputs derived from Data and/or Samples collected by, or with support from, the MNF. Acknowledge the MNF in outputs with the statement: “We acknowledge the use of the CSIRO Marine National Facility (https://ror.org/01mae9353 ) in undertaking this research.” Acknowledgment and citations should be in all forms of publication including presentations (where the acknowledgement should be on the closing slide), journals, books, reports and related research outputs.

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154.397,-43.213 154.397,-56.94 147.445,-56.94 147.445,-43.213 154.397,-43.213

150.921,-50.0765

text: westlimit=147.445; southlimit=-56.94; eastlimit=154.397; northlimit=-43.213; projection=WGS 84 (EPSG:4326)

Subjects
Abundance of biota | Biovolume | Earth Science | Oceans | Ocean Acoustics | Fish-finder echosounders | Fisheries echosounder - EK80 | Fisheries echosounder EK60 | Global / Oceans | Southern Ocean | Marine National Facility | Research Voyage: IN2023_V07 | Sea-floor depth below surface of the water body | Ship: Investigator (RV) | States, Territories (Australia) | Tasmania | oceans | research vessel |

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Other Information
Marine National Facility home page (MNF home page)

uri : https://mnf.csiro.au/

Link to the CSIRO Data Access Portal (Data Access Portal)

uri : https://data.csiro.au/dap/

Identifiers
  • global : e925e804-da3e-4354-84cc-0fe591a9e19c
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