The nautical chart of your area incorporates some 1950s information, but massive parts of your nautical chart deficiency information along with the area has never been sufficiently mapped. The very poor good quality of bathymetry provides a superior hazard of grounding. This project will supply present day bathymetry details for https://hydrographicsurveyinbangl55182.blogminds.com/the-ultimate-guide-to-hydrographic-survey-in-bangladesh-29844874