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The DOI matches its Crossref record; 10 of the 10 references it cites were found in a registry or an index.

Water masses and currents of the Southern Ocean at the Greenwich Meridian

Whitworth, Thomas, Nowlin, Worth D.·1987·Journal of Geophysical Research: Oceans

Abstract

The frontal structure of the Antarctic Circumpolar Current (ACC) at the Greenwich Meridian is similar to that at Drake Passage even though the current is not confined to flow between two continents: There are sharp horizontal gradients in all properties throughout the water column, the fronts are narrow relative to the total width of the current, and most of the transport occurs within the frontal zones. East of Drake Passage, saline North Atlantic Deep Water (NADW) is incorporated into the Circumpolar current, and at the Greenwich Meridian it influences the water characteristics as far south as the Polar Front. Although the transport between Antarctica and Africa is close to that between Antarctica and South America, the transport within the ACC at our section is about 20% greater than at Drake Passage, probably due in part to the addition of NADW. Separating the ACC from the Weddell Gyre is a sharp front, south of which the signature of all but the densest Circumpolar Deep Water (CDW) is lost by mixing with the surface waters. The intermediate water of the central Weddell Gyre is formed from this dense CDW, which is modified by biochemical processes to become oxygen poor and nutrient rich. Warm, salty, less dense CDW from the southern edge of the ACC rounds the eastern end of the gyre and appears in the southern limb, which meanders around Maud Rise.

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Metadata

Authors
Whitworth, T., & Nowlin, W. D.
Venue
Journal of Geophysical Research: Oceans
Published
1987-06-15
Volume
92
Issue
C6
Pages
6462-6476
ISSN
0148-0227 (ISSN-L)
OpenAlex
W2062480296
Cited by
320
References
10
FWCI
4.43
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Water masses and currents of the Southern Ocean at the Greenwich Meridian. https://app.cochat.ai/papers/10.1029/jc092ic06p06462
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Whitworth, T., & Nowlin, W. D. (1987). Water masses and currents of the Southern Ocean at the Greenwich Meridian. Journal of Geophysical Research: Oceans. https://doi.org/10.1029/jc092ic06p06462

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