Drilling on Thunderbird, located in Mississippi Canyon Block 819 and south-west of Thunderhawk, is expected to get under way within a week or so, according to a spokeswoman for the Arkansas-based company.

However, she was silent on possible indications from the latest appraisal on Thunderhawk, in Block 734, and the implications for development. Murphy boss Claiborne Deming had previously described the well, Thunderhawk-2, as a tight hole.

She