Mudloggers keep records of drilling operations to provide information about well status for the extraction of oil or gas. They help to increase the efficiency and placement of wells and the data they collect and monitor informs crucial decisions.The mudlogger ensures that accurate samples are taken at the right intervals and records any issues encountered during the drilling. They mainly work offshore and are contracted to an oil company via a service company. Less commonly they work in water well and mineral exploration.
Mudloggers may also be known as logging geologists, mudlogging geologists or mudlogging technicians. Mudlogging is also known as hydrocarbon well logging.