Text files of the navigation logged with HYPACK Software during surveys 06012 and 07001 conducted by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_HYPACK_NAV)

These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal...本数据集系根据与马萨诸塞州海岸带管理办公室（Massachusetts Office of Coastal Zone Management, CZM）及美国地质调查局（U.S. Geological Survey, USGS）签署的合作协议采集所得，沿海……