8/24/2023 0 Comments What is navigational dredging![]() Unlike land surveys that use static or stationary equipment to conduct measurements, bathymetry involves a dynamic ship that is moving while carrying out observations. This is the underwater equivalent to a land survey operation known as hypsometry. Simply put, being able to understand the contortions and elevations of the ocean floor has many practical uses.Īn important type of hydrographic surveys is the bathymetric survey, which originates from the Greek terms bathus (deep) and metron (measurement). The features to be studied include the water depth, topographic features, tide measurement etc. ![]() Introduction to SurveyingĪlso known as underwater surveying, hydrography is the science of determining the features of an underwater area. In this article, we will look at hydrographic surveys, the different types of surveys, and the various equipment used. This is achieved by conducting underwater studies known as Hydrographic Surveys. ![]() Along with building ships that travel over the surface of the oceans, it is important to learn about the seabed and sub-surface topography. Earth’s water bodies cover over 70% of the planet.
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