k180ar.m77t - MGD77 data file for Geophysical data from field activity K-1-80-AR in Arctic from 07/18/1980 to 08/19/1980
Single-beam bathymetry data along with DGPS navigation data was collected as part of field activity K-1-80-AR in Arctic from 07/18/1980 to 08/19/1980, http://walrus.wr.usgs.gov/infobank/k/k180ar/html/k-1-80-ar.meta.html
The geophysical source was a Knudsen 12 kHz 320B/R echosounder.
These data are reformatted from …