• hydrographic officer

जल:    aqua humour liquid water font aquaculture aquatic

जल सर्वेक्षण:    hydrography hydrological survey

सर्वेक्षण:    survey inquiry review stocktaking surveying

सर्वेक्षण अधिकारी:    survey officer

अधिकारी:    authority master clerk chief captain proprietor