Paper
26 November 2014 Particularities of hydro lidar missions in the Asia-Pacific region
Viktor I. Feygels, Yuri Kopilevich, Joong Yong Park, Minsu Kim, Jennifer Aitken
Author Affiliations +
Proceedings Volume 9262, Lidar Remote Sensing for Environmental Monitoring XIV; 92620X (2014) https://doi.org/10.1117/12.2069871
Event: SPIE Asia-Pacific Remote Sensing, 2014, Beijing, China
Abstract
The Asia-Pacific ocean region is one of the areas where airborne lidar is a promising tool for depth measurement. The anticipated efficiency of a laser bathymetry survey of a coastal zone in the region varies with the optical characteristics of the water. Near-shore waters in open areas of several countries (Philippines, Indonesia, Taiwan, and the east coast of South Korea) may be described as Class II in the Jerlov 1 classification (turbid tropical-subtropical water), while water properties in internal seas are described as Classes 1 to 9 (coastal waters of increasing turbidity); the optical characteristics of the coastal waters of the East China Sea are beyond the Jerlov classification. In this paper, the applicability of the CZMIL (Coastal Zone Mapping and Imaging Lidar) 2, 3 system developed by Optech is considered for lidar bathymetry in the Asia-Pacific region. The Optech CZMIL has several attributes that enable it to significantly improve seafloor detectability in shallow and, in particular, turbid waters, namely a high-energy laser, a short system response function, increased receiver sensitivity, and high point density. The system capability was tested in a relatively turbid area of the Gulf Coast of Mississippi. The maximal depth for bathymetry with the CZMIL system is estimated theoretically in various countries, accounting for the spatial and seasonal variability of the internal optical properties of near-shore water
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Viktor I. Feygels, Yuri Kopilevich, Joong Yong Park, Minsu Kim, and Jennifer Aitken "Particularities of hydro lidar missions in the Asia-Pacific region", Proc. SPIE 9262, Lidar Remote Sensing for Environmental Monitoring XIV, 92620X (26 November 2014); https://doi.org/10.1117/12.2069871
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KEYWORDS
CZMIL

LIDAR

Water

Signal attenuation

Ocean optics

Reflectivity

Imaging systems

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