Figure 18. A Sea-Tech Transmissometer mounted horizontally on a tripod frame. The white disks are coated with anti-foulant to prevent growth in the sensor path.
U.S. Geological Survey Open-File Report 2007-1194
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Figure 18. A Sea-Tech Transmissometer mounted horizontally on a tripod frame. The white disks are coated with anti-foulant to prevent growth in the sensor path. | ||