As a Hydrographic Surveyor, you will need to master following:

• bathymetry
• cartography
• compare survey computations
• conduct underwater surveys
• document survey operations
• hydrography
• operate surveying instruments
• record survey data
• surveying methods
• topography

More generally, a hydrographic surveyor is also versed in:

• adjust surveying equipment
• calibrate electronic instruments
• collect mapping data
• geodesy
• geomatics
• mathematics
• perform surveying calculations
• prepare surveying report
• surveying

It also helps to know the following:

• assist hydrographic surveys
• collect geological data
• develop geological databases
• geographic information systems
• interpret geophysical data
• prepare geological map sections
• provide information on geological characteristics
• steer vessels
• use geographic information systems
• advise architects
• apply digital mapping
• assist scientific research
• collect data using GPS
• compile GIS-data
• conduct research before survey
• create GIS reports
• create thematic maps
• design scientific equipment
• geography
• geology
• oceanography
• process collected survey data
• study aerial photos
• use CAD software