Side Scan Sonar Survey Planning

Side scan sonar image geometry and example sonographs sub bottom profiler.

Side scan sonar survey planning.

The side scan sonar operates in a frequency range of 550 khz to 1 mhz. Side scan sonar systems consist of a dual channel tow fish capable of operating in the water depths for the survey and contain a tracking system. A free high resolution side scan sonar survey has been negotiated to determine the total number of bags in place and those buried by sand he said. 2d and 3d high resolution reflection seismic survey.

To create an image of the sea floor side scan sonar produces narrow beams from the side of the sensor that scan large areas along the mission path. How a side scan sonar sees the ocean floor. The equipment is use to obtain complete coverage of the specified areas and operates at scales commensurate with line spacing optimum resolution and 100 data overlap. Within this bandwidth source signals both fm and cw can be selected in order to optimise the range and resolution for the given survey task.

Generate planned survey maps as a geopdf geotiff ecw jpeg or google earth. Ensure to select the sidescan mosaic in project explorer and change the color map if wanted. During the side scan survey the region directly below the sensor commonly refereed to the nadir region is left unscanned. Hot shot emergency surveys and research surveys.

Side scan sonar imagery is also a commonly used tool to detect debris items and other obstructions on the seafloor that may be hazardous to shipping or to seafloor installations by the oil and gas industry. Side scan sonar may be used to conduct surveys for marine archaeology. In conjunction with seafloor samples it is able to provide an understanding of the differences in material and texture type of the seabed. Soil sampling geochemical sampling.

Load background maps and charts from a range of formats including dnc rnc s57 and geotiff. Side scan sonar surveys could provide data on habitat types and usage which are valuable since little detailed information about specific sturgeon habitats is available in all river systems. Baird for more information. Habitat data could also be used with occupancy models to describe factors that influence sturgeon habitat use.

The survey will be carried out soon weather. Automatically plan survey lines parallel to a reference line within a polygon based on either efficiency or conventional patterns.