HYDROGRAPHIC SURVEY IN BANGLADESH NO FURTHER A MYSTERY

Coastal engineering: Hydrographic surveys are made use of to study the results of waves, tides, and currents on coastal places. This info is accustomed to layout coastal defenses, like seawalls and breakwaters.The increase of new Digital systems – sidescan sonar and multibeam swath systems – while in the nineteen fifties, 1960s and 1970s inevit