THE SINGLE BEST STRATEGY TO USE FOR HYDROGRAPHIC SURVEY IN BANGLADESH

Surveyors must be careful to be aware of the situation and also to calibrate the echo sounder. Often, it's tough to decide the particular base as a result of existence of the column of soft mud near the sea mattress. A twin frequency echo sounder assists in this case to ascertain the particular base. Again, significant turbidity in the h2o degrades