Table:
text: Transocean
Ultra deep water
Ultra deep water
Name_ Type_ Entered_service Water_depth Location_ Customer
GSF C.R. Luigs ship 2000 ft (m) Gulf of Mexico BHP Billiton
GSF Development Driller I semi 2004 ft (m) Gulf of Mexico BHP Billiton
GSF Development Driller II semi 2004 ft (m) Gulf of Mexico BP
GSF Explorer ship 1972/1998 ft (m) Indonesia Marathon-led Consortium
GSF Jack Ryan ship 2000 ft (m) Nigeria Total
Petrobras 10000 ship 2009 ft (m) Brazil Petrobras
Sedco Energy semi 2001 ft (m) Ghana Tullow
Sedco Express semi 2001 ft (m) Mediterranean Sea Noble Energy
Transocean Barents semi 2009 ft (m) Norway Det Norske Oljeselskap ASA
Transocean Spitsbergen semi 2009 ft (m) Norway Statoil ASA

Question: What is the name of a place in Nigeria under Ultra Deep Water Transocean?