St. Helena Sound, SC (S100) Bathymetric Digital Elevation Model (30 meter resolution) Derived From Source Hydrographic Survey Soundings Collected by NOAA

Bathymetry for St. Helena Sound was derived from nineteen surveys containing 83,246 soundings. No surveys were omitted. The average separation between soundings was...圣赫勒拿湾（St. Helena Sound）的水深测量（bathymetry）数据源自19次勘测，共包含83246条测深数据（soundings）。未遗漏任何一次勘测，所有勘测均被纳入本次数据集。测深数据间的平均间距为……