Raw ship-based Multibeam Sonar Data from the East Pacific Rise 9N Ridge 2000 Focus Site acquired during the Atlantis expedition AT18-12 (2011)

This data set was acquired with a ship-based Kongsberg EM122 Multibeam Sonar system during Atlantis expedition AT18-12 conducted in 2011 (Chief Scientist: Dr. Scott Nooner). These data files are of MBSystem-compatible format and include Sidescan, Swath Bathymetry, and Acoustic Backscatter data that have not been processed. Data were acquired as part of the project(s): Recover bottom pressure recorders (BPRs), and funding was provided by NSF grant(s): OCE04-26575 and OCE06-47840.