Results 31 to 40 of about 11,850,269 (338)

Bottom-trapped currents as statistical equilibrium states above topographic anomalies [PDF]

open access: yes, 2012
Oceanic geostrophic turbulence is mostly forced at the surface, yet strong bottom-trapped flows are commonly observed along topographic anomalies. Here we consider the case of a freely evolving, initially surface-intensified velocity field above a ...
A. Venaille, Gill, Maltrud
core   +3 more sources

The influence of bottom currents on the Zambezi Valley morphology (Mozambique Channel, SW Indian Ocean): In situ current observations and hydrodynamic modelling

open access: yesMarine Geology, 2019
Mixed turbidite-contourite systems can be found in oceans where bottom currents and turbidity currents interact. The Zambezi turbidite system, located in the Mozambique Channel (SW Indian Ocean), is one of the largest sedimentary systems in the world in ...
E. Miramontes   +11 more
semanticscholar   +1 more source

Evaluating Zr/Rb Ratio From XRF Scanning as an Indicator of Grain‐Size Variations of Glaciomarine Sediments in the Southern Ocean

open access: yesGeochemistry, Geophysics, Geosystems, 2020
The ln(Zr/Rb) count ratio derived from X‐ray fluorescence (XRF) core scanning holds potential as a high‐resolution tracer for grain‐size variations of glaciomarine sediments, and hence current strength.
Li Wu   +6 more
doaj   +1 more source

Experiments on the dynamics of density currents [PDF]

open access: yes, 2016
Density currents occur when fluid of one density propagates along a horizontal boundary into fluid of a different density. In dam reservoirs, density currents are the main transport mechanism for the incoming sediments and they play an important role in ...
Ismail, Z.   +3 more
core   +1 more source

Tidal dynamics on the North Patagonian Argentinean Gulfs [PDF]

open access: yes, 2017
Semidiurnal (M2, S2, N2 and K2), diurnal (K1,O1 and P1) and quarter-diurnal (M4, MN4 and MS4) barotropic tides over the North Patagonian Gulfs of Argentina: San Matías, (SMG), Nuevo (NG) and San José (SJG) are examined using a regional numerical model ...
Palma, Elbio Daniel   +1 more
core   +1 more source

Near-bottom currents at Station M in the abyssal Northeast Pacific

open access: yes, 2020
Deep-sea currents in the Northeast Pacific Ocean are examined using observations at Station M, located on the abyssal plain 220 km offshore of central California.
T. Connolly   +4 more
semanticscholar   +1 more source

Vertical structure of bottom Ekman tidal flows: Observations, theory, and modeling from the northern Adriatic [PDF]

open access: yes, 2009
From September 2002 to May 2003, fifteen bottom‐ mounted, acoustic Doppler current profilers measured currents of the northern Adriatic basin. Tidal fluctuations at all seven of the major Adriatic frequencies were synthesized from a response tidal ...
Book, J. W.   +4 more
core   +2 more sources

Bottom Currents Affect Spanner Crab Catch Rates in Southern Queensland, Australia

open access: yesMarine and Coastal Fisheries, 2019
During daily fishing operations, spanner crab Ranina ranina catch rates can fluctuate substantially, but the environmental drivers responsible for these fluctuations largely remain unresolved.
D. Spencer   +5 more
semanticscholar   +1 more source

Enhanced bottom-ice algal biomass across a tidal strait in the Kitikmeot Sea of the Canadian Arctic

open access: yesElementa: Science of the Anthropocene, 2019
Sea ice algae are an important contributor of primary production in the Arctic ecosystem. Within the bottom-ice environment, access to nutrients from the underlying ocean is a major factor controlling production, phenology, and taxonomic composition of ...
Laura A. Dalman   +8 more
doaj   +1 more source

Wind-driven nearshore overturning currents off the northeastern Shandong Peninsula in the Yellow Sea in winter

open access: yesFrontiers in Marine Science
IntroductionThe nearshore sea off the northeastern Shandong Peninsula is characterized by intensive mariculture, whose ecosystem is involved in the large marine ecosystem of the Yellow Sea.
Luoyu Hu   +13 more
doaj   +1 more source

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