The Keta Togo Benin (KTB) Basin is an abrupt margin basin situated in the Gulf of Guinea. It extends from Nigeria to Ghana. Compared to the world class discoveries in both adjacent basins the Niger Delta fan and the Cote d'Ivoire Basin the KTB has not yet delivered. In Benin exploration activity has been sporadic. The country's only commercial field Sèmè was discovered in 1969 in shallow water. The recent Ogo discovery in the Nigeria section of the basin has sparked new exploration interest. However Shell drilled an ultra deep water wildcat in 2014 but was unsuccessful.