UK-focused junior Chariot is about to spud a critical appraisal well on a legacy gas discovery offshore Morocco whose results will determine whether the operator has a commercial development on its hands.

The semi-submersible drilling rig Stena Don has arrived at location on the Lixus licence to drill the Anchois-2 well and also re-enter the original Anchois-1 discovery probe — drilled by Repsol — to see if the latter can be used as a producer.