Seafloor Features on Mississippi-Alabama Outer Continental Shelf

Richard Rezak, William W. Sager, J. Scott Laswell, Stephen R. Gittings

GCAGS Transactions

...Seafloor Features on Mississippi-Alabama Outer Continental Shelf Richard Rezak, William W. Sager, J. Scott Laswell, Stephen R. Gittings 1989 Vol. 39...

Two Fundamentally Different Types of Submarine Canyons: Modern and Ancient Examples from the Continental Margin of Equatorial Guinea, West Africa; #30179 (2011)

Zane R. Jobe, Don Lowe, Steve Uchytil

Search and Discovery.com

... of the modern Equatorial Guinean seafloor. The stark contrast between canyon morphologies south of and north of the Ceiba canyon results from differing...

No Evidence for Enhanced Gas Flux from the Blake Ridge Depression, by C.K. Paull and W. Ussler III; #90035 (2004)

Search and Discovery.com

DEEP SEA MINERALS

Henk Kombrink, Ronny Setså

GEO ExPro Magazine

... anytime soon New research indicates that polymetallic nodules on the seafloor can create electric currents strong enough to split water into hydrogen...

Analysis of High Resolution Seismic Data: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

Herman C. Sieck, George W. Self

AAPG Special Volumes

... commonly absent in deep seismic shooting. Greater detail provides a means for seafloor mapping, subcrop mapping, and mapping of shallow structures...

Side-scan sonar imaging of hydrocarbon seeps on the Louisiana continental slope

William W. Sager, Ian R. MacDonald, Rusheng Hou

AAPG Bulletin

... Submarine hydrocarbon seeps are widespread in the northwestern Gulf of Mexico and give rise to unusual seafloor features that are commonly poorly defined...

Laboratory Tests to Determine Role of Bioproducts in Seafloor Gas Hydrate Accumulations

Guochang Zhang, Rudy E. Rogers, and William T. French

Search and Discovery.com

...Laboratory Tests to Determine Role of Bioproducts in Seafloor Gas Hydrate Accumulations Guochang Zhang, Rudy E. Rogers, and William T. French...

Illuminating Reservoirs With Electromagnetics

Leonard J. Srnka

Indonesian Petroleum Association

... to their surroundings. As marine CSEM matures, it may prove to be the most important geophysical technology for probing below the seafloor since the emergence of 3D...

Acoustic/elastic wavefield injection and reconstruction from ocean-bottom data for elastic RTM

Bingkai Han, Weijian Mao, Xiao-Bi Xie

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Introduction In ocean-bottom multicomponent seismic acquisitions, 4C sensors are deployed on the seafloor to record both acoustic pressures and three...

Gas Hydrates and Genetic Link Between Miocene Seafloor Methane Seeps and Underlying Fluid Conduit Plumbing, East Coast Basin, New Zealand, #80697 (2019).

Kathleen A. Campbell, Campbell S. Nelson, Stephanie L. Nyman, Jens Greinert, David A. Francis, Stephen D. Hood

Search and Discovery.com

...Gas Hydrates and Genetic Link Between Miocene Seafloor Methane Seeps and Underlying Fluid Conduit Plumbing, East Coast Basin, New Zealand, #80697...

New Seep Technology

Thomas Smith

GEO ExPro Magazine

... seafloor coring sites to be pre-selected directly over suspected seepage. Past surveys relied only on 2D and 3D seismic data to identify seepage...

Mass Transport Complexes of the Rakhine Basin, Myanmar – Deepwater Examples from Recent 3D Seismic Data

Gillian Harrowfield

Southeast Asia Petroleum Exploration Society (SEAPEX)

... of ~1,200 km2. The seafloor MTC, known as the ‘Watthe Slump’, reaches >1,000 m in thickness and covers an areal extent of ~1,500 km2. Individual...

Extended Abstract: Revised Tectonic Evolution of the Northwest Shelf of Australia and Adjacent Abyssal Plains

C. Heine, R. D. Müller, M. Norvick

Petroleum Exploration Society of Australia (PESA)

... of the exact configuration of seafloor spreading around northeastern Gondwanaland. We have interpreted and modelled magnetic and gravity data from...

Seabed Mineral Exploration

Richard Cooper

GEO ExPro Magazine

... to balance the conflicting demands a) Figure 2: a) An active mid-ocean ridge vent site at which massive sulphides are deposited. b) Seafloor polymetallic...

Investigation of Possible Shallow Gas Accumulations Associated with Pockmarks on the Otago Slope Southeast of New Zealand

Jasper Hoffmann, Andrew Gorman, Gareth Crutchley

Petroleum Exploration Society of Australia (PESA)

... Island. Crescent-shaped seafloor depressions are abundant on the marginal extent of the Otago canyon system in water depths between 500 and 1100 m. Fluids...

Microbial Mats as an Indicator for Pauses during Shale' Deposition - Kimmeridge Clay Formation (Upper Jurassic), Offshore UK; #50872 (2013)

Sven Egenhoff, Neil Fishman, and Ron Hill

Search and Discovery.com

... in the Kimmeridge suggests that mat growth on the seafloor (distal shelf environment) was a common phenomenon. As mat-forming organisms require oxygen, and mat...

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Search and Discovery.com

A "50 m-high tsunami" in Sabah? - a geological "reality check" on a mathematical prediction

Mazlan Madon

Geological Society of Malaysia (GSM)

... that were used in the simulations, such as slide dimension, submergence depth, and seafloor gradient, may not have been the most appropriate...

Morphotectonics of Australia's Northwestern Margin - A Review

J. J. Veevers

Petroleum Exploration Society of Australia (PESA)

... ruptured Gondwanaland. Rifting along the proto-margin in the Late Triassic developed into seafloor spreading in the Late Jurassic as a slender...

Abstract: Shallow Geohazards on the Continental Margin

Robert A. Young

Houston Geological Society Bulletin

.... In most cases, drilling cannot take place on or near these features because of seafloor instability. Other features that constrain drilling include...

Subsidence measurement and improved statics solutions through accurate node depth determination during time-lapse deepwater OBN surveys

Priyanka Dutta, Denis Kiyashchenko, Kanglin Wang, Audun Libak, Endre Bergfjord, Ivar Mathias Grøvik, Remy Agersborg, Hugo Ruiz, Aiden Shen, Dunia Blanco Acuna, Todd Noble

International Meeting for Applied Geoscience and Energy (IMAGE)

... of seafloor subsidence across the region, important for geomechanical model calibration and understanding field-scale compressibility, with implications...

Abstract: Recognition of and Regional Controls on Syn-halokinetic Growth Stratal Patterns in Carbonate Platforms from Extensional Basins

Steven L. Dorobek

Houston Geological Society Bulletin

... basins (i.e., sag basins, rifts, and passive margins). Incipient salt diapirs typically create broad domal highs at the seafloor, with plan-view...

Abstract: Integration of 3D and Site Survey Seismic Data in Analysis of near-Surface Hazards to Platform Location at Dulang Field

Zuraida Mat Isa, Hamzah Yunus, F. W. Richards

Geological Society of Malaysia (GSM)

... emit 105 kHz pulses. Sidescan sonar has no penetration, imaging the seafloor obliquely, in detail, about 100 m either side of the ship's track. (d...

Linear Relationships between Geothermal and Geopressure Gradients in the Northern Central Deepwater Gulf of Mexico

Sharon Cornelius, Peter A. Emmet

GCAGS Transactions

... map between the seafloor and depth to magnetic basement, implying that the heat flux reaching the seafloor is strongly correlated to sediment...

Relationship between Geothermal and Geopressure Gradients in the Western Gulf of Mexico

Sharon Cornelius, Peter A. Emmet

GCAGS Transactions

... that area to be significantly warmer from geothermal heat flux than the CGOM for no obvious reason. The sediment thickness between the seafloor and magnetic...