Mixed outlook for Mauritania’s upstream
As a major LNG scheme continues to advance on the Mauritania-Senegal border, other Mauritanian upstream prospects may be left behind
Mauritania is attempting to encourage further exploration of its offshore gas prospects, in addition to the ongoing development of the Greater Tortue Ahmeyim project shared with neighbouring Senegal. But despite that scheme’s progress, there is little indication of the potentially large-scale Orca-1 prospect advancing. Norwegian oil services firm TGS—backed by Mauritania’s ministry of hydrocarbons and what it describes as “industry funding”—will carry out a seismic survey in the Mauritania-Senegal-Gambia-Bissau-Conakry basin off the Mauritanian coast. The survey will examine “ultra-deep and deepwater areas” in order “to build on the success [of] Greater Tortue Ahmeyim”. The seismic data will
Also in this section
4 December 2025
Time is running out for Lukoil and Rosneft to divest international assets that will be mostly rendered useless to them when the US sanctions deadline arrives in mid-December
3 December 2025
Aramco’s pursuit of $30b in US gas partnerships marks a strategic pivot. The US gains capital and certainty; Saudi Arabia gains access, flexibility and a new export future
2 December 2025
The interplay between OPEC+, China and the US will define oil markets throughout 2026
1 December 2025
The North African producer’s first bidding round in almost two decades is an important milestone but the recent extension suggests a degree of trepidation






