After six straight drilling successes offshore Mauritania and Senegal, BP and partner Kosmos have now drilled two dry wells in a row. Lamantin-1 on Mauritania’s block C-12 in 2,200ms water depth “failed… the Campanian reservoir objective was water bearing with some residual hydrocarbons,” Kosmos says in a 12 December release.

Kosmos flagged up Lamantin as the region’s “best chance of finding oil.” Its Mauritania/Senegal finds to date have all been...