Traps of Cenomanian gas deposits in the northern part of Western Siberia (types and distribution forecast)
The main types of the Cenomanian gas deposits are considered together with distribution peculiarities within the Arctic regions of Western Siberia. The relationship between the types of traps, deposits and major tectonic elements of half-horst type (Messoyakha Ridge) and half-graben type (Ob Bay and Taz Bay) is presented. Forecast of distribution of certain types of traps of Cenomanian gas deposits is made.