Extent of a depositional lobe on the Mississippi Fan (LOBE.SHP)

Since 1982 the U.S. Geological Survey (USGS) has collected a large amount of surficial and shallow subsurface geologic information in the deep parts of the Gulf of...自1982年起，美国地质调查局（U.S. Geological Survey, USGS）已在……湾的深水区采集了大量地表及浅地下地质信息。