Brief description
This record describes sub bottom profiler data collected on RV Investigator voyage IN2024_T01, 'Transit Voyage: Fremantle to Hobart.' The primary objective of the voyage was the safe and timely transit of RV Investigator from Fremantle to Hobart in preparation for the following research voyage. During the transit various research projects were conducted, along with outreach, familiarisation and training activities. The voyage departed Fremantle on the 09 March and returned to Hobart on the 20 March. The Kongsberg SBP120 (sub bottom profiler) was used to acquire data containing the specular reflections at different sediment interfaces below the seafloor. The SBP120 provides a 3° by 3° angular resolution. The echosounder's frequency sweep range is from 2.5 to 7 kHz. The SBP120 was logged [continuously/sporadically] for the extent of the voyage. Data are stored in *.raw (260 files 5.77 GB) raw and *.seg (257 files 5.69 GB) segy formats at CSIRO. The segy format data had a real time processing stream applied, which applies gain, a gain correction, matched filter with replica shaping, an attribute calculation for instantaneous amplitude and time variable gain. Additional information regarding this dataset is contained in the GSM data acquisition and processing report. Additional data products may be available on requestLineage
Maintenance and Update Frequency: asNeededNotes
CreditData collected on the Marine National Facility (MNF) RV Investigator voyage IN2024_T01. 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.
text: westlimit=114; southlimit=-45; eastlimit=148; northlimit=-32; projection=WGS 84 (EPSG:4326)
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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
- global : 7d59b23b-05e3-4946-ae99-19a2802c90dc