Also in Subsea Petroleum Services Company I was exposed to advanced survey equipment. I was responsible for the maintenance of those equipment and making sure the staff is Operating them properly. The three equipment I worked with are: a- Side Scan Sonar (From Geoacoustics Company) Side-scan sonar imagery is an acoustic equipment that is commonly used to detect debris items and other obstructions on the seafloor that amy be hazardous to shipping or to seafloor installations by the oil and gas industry. and has military applications including mine detection. b) Sparker (From Geomarinesurvey Systems) This is a high voltage equipment that generates very short (60 - 200 µs) high voltage pulses of up to 10 kA at -5.6 kV. Used in Drill site surveys, pipeline - Offshore engineering projects - Wind farms foundation studies and Hydrocarbon exploration c- Remote Operating Vehicle (ROV) "Seaeye Tiger". can reach depths of up to 1000m