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RV Investigator Voyage IN2019_V03 EK60 Echosounder

Created 25/06/2025

Updated 25/06/2025

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This record describes scientific split-beam echosounder data collected on the RV Investigator voyage IN2019_V03, 2nd Indian Ocean Expedition Line which departed Fremantle on the 14/05/2019 and returned to Fremantle on the 14/06/2019. The Simrad EK60 split beam echosounders 18, 38, 70 120, 200 and 333 kHz were used to acquire acoustic backscatter data to a range of 1500 m in the area of the Indian Ocean, 110° E. All frequencies were logged continuously for the extent of the voyage. The frequencies were set to passive for the whole of the voyage. Data are stored in .raw, .bot and *.idx format at CSIRO. There are 2626 files totalling 73.4 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.

Files and APIs

Additional Info

Field Value
Title RV Investigator Voyage IN2019_V03 EK60 Echosounder
Language eng
Licence Not Specified
Landing Page https://data.gov.au/data/en/dataset/f08a5a61-33ee-40d9-bb35-f1a3419bcee6
Contact Point
CSIRO Marlin Data Catalogue
data-requests-hf@csiro.au
Reference Period 28/06/2019
Geospatial Coverage
Map data © OpenStreetMap contributors
{
  "coordinates": [
    [
      [
        109.0,
        -40.0
      ],
      [
        116.0,
        -40.0
      ],
      [
        116.0,
        -10.0
      ],
      [
        109.0,
        -10.0
      ],
      [
        109.0,
        -40.0
      ]
    ]
  ],
  "type": "Polygon"
}
Data Portal CSIRO Marlin

Data Source

This dataset was originally found on CSIRO Marlin "RV Investigator Voyage IN2019_V03 EK60 Echosounder". Please visit the source to access the original metadata of the dataset:
https://marlin.csiro.au/geonetwork/srv/eng/csw/dataset/rv-investigator-voyage-in2019_v03-ek60-echosounder