Bubble growth and rise in soft sediments

BP Boudreau, C Algar, BD Johnson… - …, 2005 - pubs.geoscienceworld.org
The mechanics of uncemented soft sediments during bubble growth are not widely
understood and no rheological model has found wide acceptance. We offer definitive …

Quantifying gas ebullition with echosounder: The role of methane transport by bubbles in a medium‐sized lake

I Ostrovsky, DF McGinnis, L Lapidus… - Limnology and …, 2008 - Wiley Online Library
In lakes and reservoirs with variable water level, gas ebullition can play a substantial role in
methane transport in the water column and to the atmosphere. However, measuring …

Biogeochemical processes controlling methane in gassy coastal sediments—Part 1. A model coupling organic matter flux to gas production, oxidation and transport

CS Martens, DB Albert, MJ Alperin - Continental Shelf Research, 1998 - Elsevier
A new kinetic model has been developed for predicting biogeochemical processes
occurring in gassy, anoxic sediments dominated by sulfate reduction (SR), methane …

Bubble populations and acoustic interaction with the gassy floor of Eckernförde Bay

AL Anderson, F Abegg, JA Hawkins, ME Duncan… - Continental Shelf …, 1998 - Elsevier
Anomalies in data taken with acoustic profiling systems often have been interpreted as
indications of the widespread occurrence of free gas (gaseous state compounds) in the …

Diagenetic relationships of methanogenesis, nutrients, acoustic turbidity, pockmarks and freshwater seepages in Eckernförde Bay

MJ Whiticar - Marine Geology, 2002 - Elsevier
High organic loading (4–5 wt%) and sedimentation rates (1.4 mm yr− 1) in Eckernförde Bay
sediments lead to anaerobic conditions within the uppermost 15 cm. Intense bacterial …

The influence of gas bubbles on sediment acoustic properties: in situ, laboratory, and theoretical results from Eckernförde Bay, Baltic sea

RH Wilkens, MD Richardson - Continental Shelf Research, 1998 - Elsevier
Acoustic turbidity caused by the presence of gas bubbles in seafloor sediments is a common
occurrence worldwide, but is as yet poorly understood. The Coastal Benthic Boundary Layer …

Mechanics of methane bubbles in consolidated aquatic muds

R Katsman - Earth-Science Reviews, 2024 - Elsevier
Methane (CH 4) is a potent greenhouse gas that has a major impact on Earth's climate. CH 4
is accommodated in discrete bubbles in aquatic muds, whose sizes greatly exceed the pore …

The Norwegian–Barents–Svalbard (NBS) continental margin: introducing a natural laboratory of mass wasting, hydrates, and ascent of sediment, pore water, and …

PR Vogt, J Gardner, K Crane - Geo-Marine Letters, 1999 - Springer
Side-scan sonar map** and ground-truthing of the Norwegian–Barents–Svalbard
continental margin shed new light on shelf glaciation, mass wasting, hydrates, and features …

Tidal height and frequency dependence of acoustic velocity and attenuation in shallow gassy marine sediments

AI Best, MDJ Tuffin, JK Dix… - Journal of Geophysical …, 2004 - Wiley Online Library
Remote prediction of gassy marine sediment properties is important for geohazard
assessment. Gas bubble resonance theory suggests that gassy sediments exhibit acoustic …

Mud volcanoes at the shelf margin of the East China Sea

P Yin, S Berne, P Vagner, B Loubrieu, Z Liu - Marine Geology, 2003 - Elsevier
Roughly circular sediment mounds, varying from tens to hundreds of meters in diameter and
from a few meters up to 40 m in height, have been mapped for the first time at the shelf edge …