Processed ship-based Multibeam Sonar Data acquired during the Maurice Ewing expedition EW9905 (1999)

This data set was acquired with a ship-based Atlas Hydrosweep DS Multibeam Sonar system during Maurice Ewing expedition EW9905 conducted in 1999 (Chief Scientist: Dr. Anne Trehu). These data files are of MBSystem Compatible format and include Acoustic Backscatter and Swath Bathymetry data and were processed at sea using the open source MB-System multibeam sonar processing software. These data are included in the GMRT Synthesis, version 1. Data were acquired as part of the project(s): Origin and Tectonic Development of the Gorda Escarpment, and funding was provided by NSF grant(s): OCE98-11498.