Seismoacoustic Study of the Shallow Gas Transport and ... - E-LIB

Table of contents
Table of contents
Abstract .............................................................................................................................. 1
Outline of the Dissertation ............................................................................................... 3
Chapter 1. Introduction.................................................................................................... 5
1.1 Gas and fluids in marine sediments ........................................................................... 5
1.2 Seabed fluid seepage ................................................................................................. 7
1.2.1 Importance .......................................................................................................... 8
1.2.1.1 Climate and environment ............................................................................. 8
1.2.1.2 Geological processes .................................................................................. 10
1.2.1.3 Benefits ...................................................................................................... 10
1.2.2 Related seabed features .................................................................................... 11
1.2.2.1 Gas seeps .................................................................................................... 11
1.2.2.2 Mud volcanoes ........................................................................................... 13
1.2.2.3 Pockmarks .................................................................................................. 15
1.2.2.4 Other related features ................................................................................. 16
1.3 Gas hydrates ............................................................................................................ 16
1.4 Main objectives of this study .................................................................................. 22
1.5 Geological setting of the Black Sea ........................................................................ 23
1.5.1 The central Black Sea ....................................................................................... 26
1.5.2 The Kerch Peninsula margin, Black Sea .......................................................... 28
1.6 Materials and methods ............................................................................................ 30
1.6.1 High-resolution multichannel seismic .............................................................. 30
1.6.1.1 Data acquisition ......................................................................................... 30
1.6.1.2 Data processing .......................................................................................... 32
1.6.2 The Parasound sediment echosounder .............................................................. 35
1.6.3 The swath bathymetry systems ......................................................................... 35
References for Chapter 1 ................................................................................................ 36
Chapter 2. Shallow Gas Transport and Reservoirs in the Vicinity of Deeply Rooted
Mud Volcanoes in the Central Black Sea……..………………………………………45
Chapter 3. Sedimentary Evolution of the Kerch Peninsula margin, Black Sea……69
Chapter 4. Distribution of shallow gas in the subsurface, gas flares and the role of
gas hydrate near the Kerch Peninsula, Black Sea………………………………....…94
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