elizabeth islands map massachusetts western data 1184 usgs 2011 location figure geophysical surrounding sea floor resolution high outlined survey area
geophysical survey data uses jaya arus shallow entire depths acquire systems range resolution water high
usgs islands massachusetts 1184 geophysical surrounding high
airborne geophysical diggings serpentine
usgs 1002 abstract continental shelf massachusetts buzzards inner geophysical bay resolution data high
1150 usgs 2010 data bathymetric imagery geo
geology shallow vineyard nantucket 1119 elevation usgs lidar zones sounds physiographic massachusetts texture western sea floor
1258 pubs location usgs mercator outlined transverse utm point
1157 usgs cod nahant shallow continental geology shelf massachusetts inner physiographic cape northern texture bay
vineyard north south data martha geophysical massachusetts nantucket inner continental shelf resolution high bathymetry aerial oblique looking 1168
1020 usgs survey pubs data massachusetts geophysical resolution high geological
vineyard nantucket 1119 usgs geology shallow physiographic zones