The International Marine Contractors Association has published a ‘Marine Explosive Ordnance (MEO) Operations Logbook’ (Logbook 018) for use by all MEO operatives, including divers, diving supervisors, MEO supervisors and other personnel who wish to record their involvement in MEO subsea activities. The logbook is designed to be used by MEO operatives to log, in detail, the exact work they carry out, such as survey, identification, and disposal activities. Instructions on how to use the logbook are set out in explanatory notes. There are separate sections for recording details of examinations and certifications held; training courses attended; and individual MEO field