RV Investigator Voyage IN2017_V04 ME70 Multibeam Fisheries Echosounder Data

This record describes ME 70 scientific multibeam fisheries echosounder data collected on RV Investigator voyage IN2017_V04, 'The whole enchilada: from production to predation in Tasman Sea ecosystems' which departed Brisbane on the 31-Aug-2017 and returned to Sydney on the 18 September 2017.The Simrad ME70 scientific multibeam echosounder acquired acoustic backscatter data through the water column. The echosounder's frequency range is from 70 kHz to 120 kHz. The ME70 logged sporadically for most of the voyage, but logged continuously near Montague Island.Data are stored in Simrad *.all raw format at CSIRO. There are 173 files totalling 15 GB of raw data in this dataset.No processing has been conducted on this data.Additional information regarding this dataset, including the settings used, is contained in the GSM data acquisition and processing report. Additional data products may be available on request.