Atchafalaya Bay, LA (G220) Bathymetric Digital Elevation Model (30 meter resolution) Derived From Source Hydrographic Survey Soundings Collected by NOAA
Bathymetry for Atchafalaya Bay was derived from eleven surveys containing 127,192 soundings. No surveys were omitted. The average separation between soundings was 130 meters. The surveys dated from 1934 and 1935. The range of soundings for the eleven surveys was 0.9 meters to -39.0 meters at mean low water. Mean high …