To work at sea, you will need either an ENG1 or an ML5 medical. Further information about ENG1 medicals can be found here https://www.gov.uk/seafarer-medical-certificates

£115

To work in the offshore industry, personnel are usually required to undergo an Offshore Energies UK (OEUK) medical at least every 2 years. (Previously known as OGUK Medical)

£ 130

EBS Fit to Train

Pre-Placement Medicals

DVLA/ Taxi Driver Medical