HydrographyT e Autonomous Future ofT e Autonomous Future ofSeabedSeabedMappingMappingNo longer can we truly say “95 percent of the ocean is left unexplored.” In fact, thanks to advances in satel-lite monitoring by pioneers such as David Sandwell and colleagues, we now have coverage of the entire ocean. By Kira ColeyImage: Channel Coastal ObservatoryJune 201728 MTRMTR #5 (18-33).indd 28 MTR #5 (18-33).indd 28 5/25/2017 2:29:17 PM5/25/2017 2:29:17 PM