Ship-based Trackline Geophysical Data (MGD77) from the Southern Ocean acquired during the Nathaniel B. Palmer expedition NBP1504 (2015)

This data set was acquired with a ship-based Echosounder and Gravimeter during Nathaniel B. Palmer expedition NBP1504 conducted in 2015. These data files are of MGD77 format and include Bathymetry, Gravity Free Air Anomaly, Navigation, and Gravity Field data and were processed after data collection.