Petroleum Accumulation Zones on Continental Margins

Introduction 11 1. Methodological Support of the Zonal Forecasting 15 1.1 Zonal oil and gas potential forecast in an aquatory environment 15 1.2 Study of the proved oil- and gas-accumulation zones 21 2. Some Specifics in Structure, Evolution and Oil and Gas Occurrences of the Continental Margins 25 2.1 The doctrine of continental margins 25 2.2 Continental margin structure and evolution 28 2.3 Oil and gas occurrences of the continental margins 39 3. Zonal Hydrocarbon Accumulations on the Subsurface of the Pacific Group Continental Margins 49 3.1 Oil- and gas-accumulation zones subsurface the island arc margins 50 3.2 Oil- and gas-accumulation zones over the Pacific margins of North and South America 101 4. Zonal Hydrocarbon Accumulation in the Subsurface of Atlantic Group Continental Margins 163 4.1 Oil- and gas-accumulation zones at the rift (preceding) stage of continental margin evolution 164 4.2 Early- and syn-oceanic continental margin evolution stage. Oil- and gas-accumulation zones 175 4.3 Transitional (Mediterranean) continental margin evolution state. Oil- and gas-accumulation zones 270 5. General Patterns in Formation and Distribution of Oil- and Gas-Accumulation Zones in Subsurface the Continental Margins 327 5.1 Parameters and general characteristics of oil- and gas-accumulation zones 327 5.2 Specifics of the spatial distribution 342 5.3 Hydrocarbon concentration zones phase specialization 347 5.4 Most important factors in the formation and distribution of oil and gas accumulation zones 356 6. Zonal Oil and Gas Potential Forecast for the Russia’s Offshore Areas. Initial Results 383 6.1 Offshore extension of the Timan-Pechora Province 383 6.2 Kara Sea 398 6.3 NE Sakhalin Shelf (North Sakhalin oil and gas basin) 409 Conclusions 415 Literature 417