Planning of underwater cables and pipelines: Hydrographic surveys are used to identify the best route for underwater cables and pipelines. This data is made use of to minimize the chance of harm to the cables and pipelines through construction and operation. Echosounders grew to become preferred during the 1930s and https://hydrographic-survey-in-ba69417.amoblog.com/the-best-side-of-hydrographic-survey-in-bangladesh-54107913