The Stena Carron drillship left the location of the successful Liza 2 appraisal last week and headed about 25 miles (40 kilometres) to the north-west of the original Liza 1 discovery to spud Skipjack on 17 July, an ExxonMobil representative confirmed to Upstream.

Upstream sources familiar with the geology in the vast Guyana-Suriname basin called the Skipjack prospect a geologic look-alike to Liza, reiterating comments previously made by executives at ExxonMobil’s partner Hess that the Stabroek block contained numerous structures with similar attributes as Liza.

But