A mudlogger, or mud logger in the modern oil field typically works for a service company contracted by the oil company (or operator) and is tasked primarily with gathering data and collecting samples during the drilling of a well to identify possible indications of hydrocarbons. They then organize this information in the form of a graphic log, showing the data charted on a graphic representation of the wellbore. The oil industry representative or Company Man (also with the Tool pusher, Mud engi… (More on Mudlogger)