mixed layer


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mixed layer

[′mikst ′lā·ər]
(oceanography)
The layer of water which is mixed through wave action or thermohaline convection. Also known as surface water.
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Other topics include benthic exchange and biogeochemical cycling in permeable sediments, El Nino physics and predictability, turbulence in the upper-ocean mixed layer, sounds in the ocean at 1-100 Hz, resurrecting the ecological underpinnings of ocean plankton blooms, carbon cycling and storage in mangrove forests, the influence of climate change on marine infectious diseases and its implications for management and society, pelagic camouflage and visual countermeasures, and sea ice ecosystems.
Results of our previous investigations show that to get a smooth sliding behaviour at the interface between the two first bodies it is necessary to provide conditions of a mechanically mixed layer (MML) formation [4,5,7].
According to Smetacek, this was all the more remarkable because the EIFEX bloom developed in a 100 metre deep mixed layer which is much deeper than hitherto believed to be the lower limit for bloom development.
95, the at least one metal chalcogenide layer being a layer of an intrinsically colored metal chalcogenide, and a mixed layer is formed between the highly refractive metal chalcogenide layer and the enveloping aluminum oxide-containing or aluminum oxide/hydroxide-containing layer, wherein the aluminum oxide-containing or aluminum oxide/hydroxide containing enveloping layer has a thickness of from 50-300 nm and wherein the effect pigments have a weak color flop having a [DELTA]H* anchor in a range of between 1.
This service is aimed at forecasting the Ocean parameters such as Sea Surface Temperature, Surface currents, Mixed Layer Depth and Depth of the 20oC isotherm five days in advance.
The researchers, including Dr Steve Rintoul from the Antarctic Climate and Ecosystems CRC and CSIRO and Professor Kevin Speer from Florida State University, have used the growing Argo data sets to show that the depth of the water mass directly beneath the surface, called the mixed layer, is more sensitive to the wind pattern known as the Southern Annular than scientists had thought.
Hence, the extent of the mixed layer in the water column can have a strong influence on phytoplankton species composition and their abundance during thermal stratification (Viner 1985; Goldman and Jassby 1990).
The quasi-homogeneity in temperature and salinity vertical distribution of the mixed layer in diurnal time, simplify the differential simulation without loss of accuracy, using integral methods.
Young Pacific bluefin tuna swim mainly in the mixed layer, usually near the sea surface, and swim in deeper water in daytime than at nighttime.
The report: (1) documents how the El Nino southern oscillation operates in the model, and how it is enhanced with increased carbon dioxide; (2) explores the possible carbon dioxide "fingerprint" in zonal mean temperatures; (3) discusses the effects of changes in extratropical teleconnections and the regional effects of low- frequency variability and climate change; and (4) experiments with an advanced version of the NCAR community climate model (CCM0) (which also includes the Ramanathan and Collins cirrus albedo feedback mechanism), which is run with a mixed layer and is tested with the 1-degree, 20-level, Semtner and Chervin ocean model.
In response to the Southwest Monsoon and unlike conditions in any other ocean, the surface mixed layer in the central Arabian Sea deepens and cools during the summer.