Hydrographic surveying is also called bathymetric surveying. This is an inspection of bodily details present underwater. It is a branch of science in which all the factors and physical bodies present underwater are been examined in detail. These factors are worth studying as they affect all marine activities, for example, marine structure, dredging, or offshore drilling. Hydrographic surveying always conducts due to the interest of the authority which is conducting this survey. Means of the sensor, sound, and electronic sensor system are the means through which this survey is been conducted in shallow water.
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