This data set was acquired with a ship-based Navigation system during Knorr expedition KN189-04 conducted in 2007 (Chief Scientist: Dr. Richard Hey). These data files are of Shapefile format and include Navigation data and were processed after data collection. Data were acquired as part of the project(s): Investigation of Reykjanes Ridge Evolution Near Iceland, and funding was provided by NSF grant(s): OCE04-52132.