Reprinted from Justwan, H.& Dahl, B. Quantitative hydrocarbon potential mapping and organofacies study in the Greater Balder Area, Norwegian North Sea In: Doré, A. G. & Vining, B. A. (eds) Petroleum Geology: North-West Europe and Global Perspectives—Proceedings of the 6th Petroleum Geology Conference, 1317–1329. Copyright 2005, Petroleum Geology Conferences Ltd. Published by the Geological Society, London.