upwelling

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Related to upwellings: Coriolis effect

upwelling

an upward movement of water masses that results in nutrients being brought to the surface. Regions of upwelling are regions of high ocean productivity, occurring, for example, off the Peruvian coast where there are major stocks of anchovies.
References in periodicals archive ?
The tests included 1,000 cases of real ocean features, including 472 upwellings, 119 cloudy upwellings, 180 wakes, 10 anticyclonic eddies, 40 cyclonic eddies and 180 misclassified regions.
Eoe1/4EoFurthermore the seasonal upwelling of cold, deep water in Oman acts to reduce impacts of high temperatures.
From June to September, strong monsoon winds cause cold water upwellings along these countries' shores.
Various physical and biological phenomena such as low wind areas, upwelling zones, internal waves, natural organic films, and phytoplankton accumulations, can cause structures looking like an oil spill on radar images.
The results can be used for developing quantitative criteria for the detection of upwelling parameters.
Because most storms on Saturn lie below the clouds, only the strongest upwellings can be seen.
or the British Isles--which would otherwise be far colder--and replacing it with upwellings of cold bottom water conveyed from the poles.
In the Cedar Bog Nature Preserve, alkaline fen upwellings occur where groundwater emerges in discharge zones consisting of porous Ca/Mg carbonates mixed with organic detritus.
Coastal upwellings in northeast Venezuelan waters are caused by moderate levels of wind stress and this differs from the strong upwellings observed in such places as Peru and Senegal.