U.S. Geological Survey Open-File Report 2010-1332
Figure 49. U.S. Exclusive Economic Zone (EEZ) Pacific Coast area GLORIA sidescan-sonar mosaic covers approximately 856,000 square kilometers of seafloor. The survey extends from the Mexican border to the Canadian border and from the continental shelf edge at about the 400-m bathymetric contour, to 200 nautical miles from the coast.