Figure F1. A. Bathymetry image showing the Ursa region 210 km southeast of New Orleans, Louisiana (USA). B. IODP drilling transect located in 1000–1300 m water depth. Expedition 308 sites are shown with yellow circles. The Ursa and Mars oil fields are overlain by the Ursa and Mars tension-leg platforms (TLP; squares). Industry well MC 899-1 is shown with a white circle. CI = contour interval.
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