Surveying is not just a land based profession. The beds of oceans, bays, rivers and lakes all require constant surveying due to their dynamic nature.
The Hydrographic Surveyor is equipped with GPS, Radar, depth sounding instruments and ships to undertake this important work.
Hydrographic surveyors are generally employed by port authorities and navies, however there are some in private practice.
A hydrographic surveyors work is vital in ensuring that merchant and naval shipping is safe and that port shipping channels are kept open and clear.