Image showing bathymetry data for the coastal region of Rincon, Puerto Rico (rincon_lidar.tif)
These data were collected by the SHOALS (Scanning Hydrographic Operational Airborne Lidar Survey) system which consists of an airborne laser transmitter/receiver capable of measuring 400 soundings per second.  The system operates from a deHavilland DHC-6 Twin Otter flying at altitudes between 200 and 400 meters with a …