Document Type

Conference Proceeding

Publication Date

2013

Department

Marine Science

Abstract

Optech, Inc. in a partnership with the University of Southern Mississippi (USM) has developed a new shallow water bathymetic LIDAR and imaging system known as the Coastal Zone Imaging and Mapping LIDAR (CZMIL). This system tightly integrates a digital camera and hyperspectral imager with a new combined bathymetric and topographic LIDAR, into a single platform designed to map all features of the coastal zone, including the water surface, water column, seabed (depth and makeup), and land (height and makeup). The LIDAR component is a completely new design that enables the green laser to collect height/depth data on both land and at sea. This will enable it to seamlessly bridge the land/sea interface. In the spring of 2012 the system went through validation trials in Mississippi Sound and off the coast of Ft. Lauderdale. The Hydrographic Science Research Center (HSRC) of USM collected baseline data and performed the validation comparisons. Acoustic sounding data were collected using the USM research vessel and hydrographic survey suite with the resulting bathymetry referenced to the ellipsoid. This paper gives an overview of the CZMIL system, describes the procedures used to validate the CZMIL bathymetry, and presents the results of the validation.

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